AS4538 China Education and Research Network Center

The website screenshot for https://www.edu.cn/

China Education and Research Network Center

AS Number 4538
Website https://www.edu.cn/

Registered on: 1 Aug 2002 (23 years old)
Registered to: A91E5D61 (apnic)

Network status: Active, Allocated under APNIC

Network type: Eyeball

Prefixes Originated: 989 IPv4, 7 IPv6

Upstreams

AS23764 - China Telecom Global
AS6453 - TATA Communications (America) Inc
AS140570 - Hong Kong Beecloud System Technology Services Limited
AS2914 - NTT America, Inc.
AS1299 - Arelion (fka. Telia Carrier)
AS174 - Cogent Communications, LLC
AS58453 - China Mobile International
AS3491 - PCCW Global, Inc.

Rankings

#25 for Originated IPv4 Space Globally

#21 for AS Cone in China

#37 for Estimated Eyeballs in China

#52 for Unique Domains in China

#39 for Known Peers in China

#4 for Originated IPv4 Space in China

Tags:

	Prefix	Description
	1.51.0.0/16	China Education and Research Network
	1.51.192.0/18	China Education and Research Network
	1.184.0.0/15	China Education and Research Network
	42.244.0.0/18	China Education and Research Network
	42.244.0.0/16	China Education and Research Network
	42.245.0.0/16	China Education and Research Network
	42.246.0.0/15	China Education and Research Network
	42.247.9.0/24	China Education and Research Network
	42.247.13.0/24	China Education and Research Network
	42.247.20.0/24	China Education and Research Network
	42.247.30.0/24	Shenyang, Liaoning 110004, China
	42.247.53.0/24	China Education and Research Network
	42.247.58.0/24	China Education and Research Network
	42.247.94.0/24	China Education and Research Network
	49.52.0.0/14	China Education and Research Network
	49.52.0.0/15	China Education and Research Network
	49.52.64.0/24	China Education and Research Network
	49.52.64.0/19	China Education and Research Network
	49.53.48.0/24	China Education and Research Network
	49.120.0.0/14	China Education and Research Network
	49.120.64.0/19	China Education and Research Network
	49.140.0.0/16	China Education and Research Network
	49.140.0.0/15	China Education and Research Network
	49.208.0.0/15	China Education and Research Network
	58.154.0.0/15	China Education and Research Network
	58.155.0.0/16	China Education and Research Network
	58.192.0.0/15	China Education and Research Network
	58.192.0.0/12	Asia Pacific Network Information Centre
	58.194.8.0/23	China Education and Research Network
	58.194.24.0/21	China Education and Research Network
	58.194.160.0/19	China Education and Research Network
	58.195.0.0/21	China Education and Research Network
	58.195.160.0/20	China Education and Research Network
	58.196.0.0/15	China Education and Research Network
	58.196.128.0/19	China Education and Research Network
	58.196.160.0/20	China Education and Research Network
	58.196.176.0/24	China Education and Research Network
	58.196.177.0/24	China Education and Research Network
	58.196.178.0/24	China Education and Research Network
	58.198.0.0/15	China Education and Research Network
	58.200.0.0/19	China Education and Research Network
	58.200.0.0/13	China Education and Research Network
	58.200.24.0/24	China Education and Research Network
	58.200.64.0/18	China Education and Research Network
	58.200.95.0/24	China Education and Research Network
	58.200.102.0/23	China Education and Research Network
	58.200.111.0/24	China Education and Research Network
	58.200.119.0/24	China Education and Research Network
	58.205.224.0/19	China Education and Research Network
	58.206.129.0/24	China Education and Research Network
	58.206.130.0/24	China Education and Research Network
	58.206.131.0/24	China Education and Research Network
	58.206.132.0/24	China Education and Research Network
	58.206.133.0/24	China Education and Research Network
	58.206.192.0/18	China Education and Research Network
	58.207.0.0/16	China Education and Research Network
	59.64.0.0/14	China Education and Research Network
	59.64.0.0/12	Asia Pacific Network Information Centre
	59.66.0.0/16	China Education and Research Network
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	59.68.80.0/22	China Education and Research Network
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	59.68.96.0/20	China Education and Research Network
	59.68.112.0/23	China Education and Research Network
	59.68.128.0/19	China Education and Research Network
	59.68.160.0/21	China Education and Research Network
	59.68.176.0/20	China Education and Research Network
	59.68.192.0/22	China Education and Research Network
	59.68.224.0/22	China Education and Research Network
	59.68.228.0/22	China Education and Research Network
	59.68.232.0/23	China Education and Research Network
	59.68.240.0/20	China Education and Research Network
	59.69.0.0/19	China Education and Research Network
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	59.69.64.0/18	China Education and Research Network
	59.69.80.0/20	China Education and Research Network
	59.69.80.0/21	China Education and Research Network
	59.69.84.0/24	China Education and Research Network
	59.69.85.0/24	China Education and Research Network
	59.69.88.0/21	China Education and Research Network
	59.69.96.0/21	China Education and Research Network
	59.69.104.0/22	China Education and Research Network
	59.69.104.0/21	China Education and Research Network
	59.69.108.0/22	China Education and Research Network
	59.69.112.0/20	China Education and Research Network
	59.71.128.0/17	China Education and Research Network
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	59.78.0.0/16	China Education and Research Network
	59.78.171.0/24	China Education and Research Network
	59.79.0.0/16	China Education and Research Network
	59.79.156.0/22	China Education and Research Network
	101.4.0.0/14	China Education and Research Network
	101.4.2.0/24	China Education and Research Network
	101.4.192.0/18	China Education and Research Network
	101.5.0.0/16	China Education and Research Network
	101.6.0.0/16	China Education and Research Network
	101.6.6.0/24	China Education and Research Network
	101.76.0.0/15	China Education and Research Network
	101.76.192.0/23	China Education and Research Network
	101.77.0.0/16	China Education and Research Network
	103.137.60.0/24	China Education and Research Network
	103.165.110.0/24	China Education and Research Network (CERNET)
	103.165.111.0/24	China Education and Research Network (CERNET)
	110.64.0.0/20	China Education and Research Network
	110.64.0.0/15	China Education and Research Network
	110.64.0.0/16	China Education and Research Network
	110.64.16.0/21	China Education and Research Network
	110.64.24.0/24	China Education and Research Network
	110.64.30.0/23	China Education and Research Network
	110.64.32.0/21	China Education and Research Network
	110.64.48.0/21	China Education and Research Network
	110.64.56.0/22	China Education and Research Network
	110.64.60.0/22	China Education and Research Network
	110.64.64.0/19	China Education and Research Network
	110.64.96.0/19	China Education and Research Network
	110.64.128.0/20	China Education and Research Network
	110.64.148.0/23	China Education and Research Network
	110.64.151.0/24	China Education and Research Network
	110.64.152.0/24	China Education and Research Network
	110.64.153.0/24	China Education and Research Network
	110.64.160.0/20	China Education and Research Network
	110.64.176.0/20	China Education and Research Network
	110.64.192.0/21	China Education and Research Network
	110.64.200.0/22	China Education and Research Network
	110.64.204.0/23	China Education and Research Network
	110.64.206.0/24	China Education and Research Network
	110.64.207.0/24	China Education and Research Network
	110.64.208.0/22	China Education and Research Network
	110.64.212.0/22	China Education and Research Network
	110.64.216.0/21	China Education and Research Network
	110.65.0.0/18	China Education and Research Network
	110.65.0.0/16	China Education and Research Network
	110.65.64.0/21	China Education and Research Network
	110.65.71.0/24	China Education and Research Network
	110.65.80.0/20	China Education and Research Network
	110.65.96.0/20	China Education and Research Network
	110.65.112.0/23	China Education and Research Network
	110.65.147.0/24	China Education and Research Network
	111.114.0.0/15	China Education and Research Network
	111.116.0.0/15	China Education and Research Network
	111.117.0.0/16	China Education and Research Network
	111.186.0.0/18	China Education and Research Network
	111.186.0.0/15	China Education and Research Network
	111.187.0.0/17	China Education and Research Network
	113.54.0.0/15	China Education and Research Network
	113.54.128.0/17	China Education and Research Network
	114.212.0.0/15	China Education and Research Network
	114.212.0.0/16	China Education and Research Network
	114.214.0.0/16	China Education and Research Network
	114.214.32.0/19	China Education and Research Network
	115.24.0.0/14	China Education and Research Network
	115.27.0.0/16	China Education and Research Network
	115.154.0.0/16	China Education and Research Network
	115.154.0.0/15	China Education and Research Network
	115.156.0.0/21	China Education and Research Network
	115.156.0.0/15	China Education and Research Network
	115.156.8.0/21	China Education and Research Network
	115.156.16.0/20	China Education and Research Network
	115.156.32.0/20	China Education and Research Network
	115.156.140.0/24	China Education and Research Network
	115.156.191.0/24	China Education and Research Network
	115.157.32.0/20	China Education and Research Network
	115.157.46.0/23	China Education and Research Network
	115.157.48.0/20	China Education and Research Network
	115.157.60.0/22	China Education and Research Network
	115.157.64.0/19	China Education and Research Network
	115.158.0.0/16	China Education and Research Network
	116.13.0.0/16	China Education and Research Network
	116.56.0.0/15	China Education and Research Network
	116.56.0.0/18	China Education and Research Network
	116.56.64.0/22	China Education and Research Network
	116.56.80.0/24	China Education and Research Network
	116.56.81.0/24	China Education and Research Network
	116.56.82.0/23	China Education and Research Network
	116.56.84.0/23	China Education and Research Network
	116.56.86.0/23	China Education and Research Network
	116.56.88.0/22	China Education and Research Network
	116.56.92.0/23	China Education and Research Network
	116.56.94.0/23	China Education and Research Network
	116.56.96.0/19	China Education and Research Network
	116.56.128.0/19	China Education and Research Network
	116.56.160.0/23	China Education and Research Network
	116.56.162.0/24	China Education and Research Network
	116.56.163.0/24	China Education and Research Network
	116.56.164.0/24	China Education and Research Network
	116.56.165.0/24	China Education and Research Network
	116.56.166.0/23	China Education and Research Network
	116.56.168.0/23	China Education and Research Network
	116.56.170.0/23	China Education and Research Network
	116.56.172.0/23	China Education and Research Network
	116.56.174.0/24	China Education and Research Network
	116.56.176.0/24	China Education and Research Network
	116.56.184.0/21	China Education and Research Network
	116.56.192.0/24	China Education and Research Network
	116.56.224.0/19	China Education and Research Network
	116.57.0.0/20	China Education and Research Network
	116.57.16.0/21	China Education and Research Network
	116.57.48.0/20	China Education and Research Network
	116.57.64.0/18	China Education and Research Network
	116.57.128.0/19	China Education and Research Network
	118.202.0.0/15	China Education and Research Network
	118.228.0.0/15	China Education and Research Network
	118.230.0.0/16	China Education and Research Network
	120.94.0.0/16	China Education and Research Network
	120.94.0.0/15	Asia Pacific Network Information Centre
	120.95.0.0/16	China Education and Research Network
	121.48.0.0/15	China Education and Research Network
	121.48.152.0/21	China Education and Research Network
	121.48.160.0/20	China Education and Research Network
	121.49.64.0/18	China Education and Research Network
	121.52.160.0/19	Tsinghua Science Park Internet Data Center
	121.192.0.0/16	China Education and Research Network
	121.192.0.0/14	Asia Pacific Network Information Centre
	121.192.0.0/15	Asia Pacific Network Information Centre
	121.193.0.0/16	China Education and Research Network
	121.194.0.0/15	China Education and Research Network
	121.248.0.0/14	China Education and Research Network
	121.249.0.0/20	China Education and Research Network
	121.250.0.0/15	China Education and Research Network
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	121.250.224.0/21	China Education and Research Network
	122.204.0.0/14	China Education and Research Network
	122.204.0.0/19	China Education and Research Network
	122.204.40.0/23	China Education and Research Network
	122.204.42.0/23	China Education and Research Network
	122.204.44.0/22	China Education and Research Network
	122.204.48.0/20	China Education and Research Network
	122.204.64.0/19	China Education and Research Network
	122.204.96.0/21	China Education and Research Network
	122.204.112.0/20	China Education and Research Network
	122.204.128.0/20	China Education and Research Network
	122.204.144.0/20	China Education and Research Network
	122.204.160.0/20	China Education and Research Network
	122.204.176.0/20	China Education and Research Network
	122.204.192.0/19	China Education and Research Network
	122.204.224.0/21	China Education and Research Network
	122.204.232.0/23	China Education and Research Network
	122.204.240.0/20	China Education and Research Network
	122.205.4.0/22	China Education and Research Network
	122.205.8.0/21	China Education and Research Network
	122.205.16.0/20	China Education and Research Network
	122.205.32.0/19	China Education and Research Network
	122.205.64.0/19	China Education and Research Network
	122.205.96.0/21	China Education and Research Network
	122.205.104.0/23	China Education and Research Network
	122.205.112.0/20	China Education and Research Network
	122.205.128.0/20	China Education and Research Network
	125.216.0.0/15	China Education and Research Network
	125.216.0.0/22	China Education and Research Network
	125.216.0.0/16	China Education and Research Network
	125.216.0.0/13
	125.216.4.0/23	China Education and Research Network
	125.216.6.0/23	China Education and Research Network
	125.216.8.0/21	China Education and Research Network
	125.216.16.0/22	China Education and Research Network
	125.216.20.0/23	China Education and Research Network
	125.216.22.0/24	China Education and Research Network
	125.216.23.0/24	China Education and Research Network
	125.216.24.0/23	China Education and Research Network
	125.216.26.0/23	China Education and Research Network
	125.216.28.0/23	China Education and Research Network
	125.216.30.0/23	China Education and Research Network
	125.216.32.0/23	China Education and Research Network
	125.216.34.0/23	China Education and Research Network
	125.216.36.0/22	China Education and Research Network
	125.216.40.0/24	China Education and Research Network
	125.216.44.0/22	China Education and Research Network
	125.216.48.0/23	China Education and Research Network
	125.216.58.0/23	China Education and Research Network
	125.216.60.0/24	China Education and Research Network
	125.216.61.0/24	China Education and Research Network
	125.216.64.0/24	China Education and Research Network
	125.216.65.0/24	China Education and Research Network
	125.216.66.0/23	China Education and Research Network
	125.216.80.0/20	China Education and Research Network
	125.216.100.0/22	China Education and Research Network
	125.216.104.0/24	China Education and Research Network
	125.216.105.0/24	China Education and Research Network
	125.216.108.0/23	China Education and Research Network
	125.216.110.0/23	China Education and Research Network
	125.216.112.0/20	China Education and Research Network
	125.216.133.0/24	China Education and Research Network
	125.216.134.0/24	China Education and Research Network
	125.216.136.0/21	China Education and Research Network
	125.216.144.0/20	China Education and Research Network
	125.216.146.0/24	China Education and Research Network
	125.216.160.0/24	China Education and Research Network
	125.216.164.0/23	China Education and Research Network
	125.216.166.0/23	China Education and Research Network
	125.216.168.0/23	China Education and Research Network
	125.216.176.0/22	China Education and Research Network
	125.216.181.0/24	China Education and Research Network
	125.216.183.0/24	China Education and Research Network
	125.216.192.0/20	China Education and Research Network
	125.216.208.0/20	China Education and Research Network
	125.216.224.0/19	China Education and Research Network
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	125.217.144.0/22	China Education and Research Network
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	125.217.152.0/21	China Education and Research Network
	125.217.192.0/20	China Education and Research Network
	125.217.208.0/21	China Education and Research Network
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	125.218.128.0/21	China Education and Research Network
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	125.218.140.0/23	China Education and Research Network
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	125.218.144.0/20	China Education and Research Network
	125.218.160.0/20	China Education and Research Network
	125.218.176.0/23	China Education and Research Network
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	125.218.192.0/19	China Education and Research Network
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	125.220.120.0/23	China Education and Research Network
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	125.220.125.0/24	China Education and Research Network
	125.220.126.0/24	China Education and Research Network
	125.220.126.0/23	China Education and Research Network
	125.220.127.0/24	China Education and Research Network
	125.220.160.0/23	China Education and Research Network
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	125.220.164.0/23	China Education and Research Network
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	125.220.176.0/23	China Education and Research Network
	125.220.178.0/23	China Education and Research Network
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	125.221.40.0/24	China Education and Research Network
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	162.105.0.0/16	Peking University
	162.105.0.0/17	Peking University
	162.105.128.0/17	Peking University
	166.111.0.0/16	Tsinghua University
	175.185.0.0/16	China Education and Research Network
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	175.186.0.0/17	China Education and Research Network
	175.186.128.0/17	China Education and Research Network
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	183.168.96.0/19	China Education and Research Network
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	183.173.128.0/17	China Education and Research Network
	183.174.0.0/16	China Education and Research Network
	202.4.128.0/20	Beijing University of Chemical Technology
	202.4.128.0/19	Beijing University of Chemical Technology
	202.4.130.0/24	Beijing University of Chemical Technology
	202.4.134.0/24	Beijing University of Chemical Technology
	202.4.135.0/24	Beijing University of Chemical Technology
	202.4.136.0/24	Beijing University of Chemical Technology
	202.4.144.0/20	Beijing University of Chemical Technology
	202.4.152.0/24	Beijing University of Chemical Technology
	202.4.153.0/24	Beijing University of Chemical Technology
	202.38.2.0/23	China Education and Research Network
	202.38.64.0/24	The University of Science and Technology of China
	202.38.64.0/18	The University of Science and Technology of China
	202.38.64.0/19	The University of Science and Technology of China
	202.38.104.0/24	China Education and Research Network
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	202.38.112.0/24	China Education and Research Network
	202.38.120.0/24	China Education and Research Network
	202.38.140.0/23	China Education and Research Network
	202.38.146.0/24	China Education and Research Network (CERNET)
	202.38.147.0/24	China Education and Research Network (CERNET)
	202.38.184.0/21	China Education and Research Network
	202.38.192.0/19	~{;*DO@m9$4sQ'~}
	202.38.192.0/18	~{;*DO@m9$4sQ'~}
	202.38.224.0/19	~{;*DO@m9$4sQ'~}
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	202.112.19.0/24	China Education and Research Network
	202.112.20.0/24	China Education and Research Network
	202.112.21.0/24	China Education and Research Network
	202.112.22.0/24	China Education and Research Network
	202.112.26.0/24	China Education and Research Network
	202.112.53.0/24	China Education and Research Network
	202.112.61.0/24	China Education and Research Network
	202.112.63.0/24	China Education and Research Network
	202.113.0.0/16	China Education and Research Network
	202.113.176.0/20	China Education and Research Network
	202.114.0.0/15	China Education and Research Network
	202.114.32.0/20	China Education and Research Network
	202.114.33.0/24	China Education and Research Network
	202.114.37.0/24	China Education and Research Network
	202.114.48.0/20	China Education and Research Network
	202.114.68.0/24	China Education and Research Network
	202.114.74.0/24	China Education and Research Network
	202.114.75.0/24	China Education and Research Network
	202.114.80.0/20	China Education and Research Network
	202.114.88.0/24	China Education and Research Network
	202.114.134.0/24	China Education and Research Network
	202.114.144.0/20	China Education and Research Network
	202.114.160.0/20	China Education and Research Network
	202.114.176.0/20	China Education and Research Network
	202.114.192.0/20	China Education and Research Network
	202.114.201.0/24	China Education and Research Network
	202.114.203.0/24	China Education and Research Network
	202.114.216.0/21	China Education and Research Network
	202.114.224.0/20	China Education and Research Network
	202.114.240.0/20	China Education and Research Network
	202.115.0.0/19	China Education and Research Network
	202.115.64.0/20	China Education and Research Network
	202.116.0.0/19	China Education and Research Network
	202.116.0.0/15	China Education and Research Network
	202.116.0.0/16	China Education and Research Network
	202.116.32.0/20	China Education and Research Network
	202.116.54.0/24	China Education and Research Network
	202.116.64.0/18	China Education and Research Network
	202.116.81.0/24	China Education and Research Network
	202.116.128.0/19	China Education and Research Network
	202.116.192.0/19	China Education and Research Network
	202.116.234.0/23	China Education and Research Network
	202.116.236.0/22	China Education and Research Network
	202.117.64.0/24	China Education and Research Network
	202.117.80.0/20	China Education and Research Network
	202.117.112.0/20	China Education and Research Network
	202.118.0.0/16	China Education and Research Network
	202.118.0.0/15	China Education and Research Network
	202.119.0.0/16	China Education and Research Network
	202.120.0.0/18	China Education and Research Network
	202.120.0.0/15	China Education and Research Network
	202.120.0.0/16	China Education and Research Network
	202.120.64.0/20	China Education and Research Network
	202.120.160.0/20	China Education and Research Network
	202.120.176.0/20	China Education and Research Network
	202.120.200.0/22	China Education and Research Network
	202.120.234.0/24	China Education and Research Network
	202.121.0.0/16	China Education and Research Network
	202.121.96.0/23	China Education and Research Network
	202.121.184.0/24	China Education and Research Network
	202.127.216.0/21	China Education and Research Network
	202.127.224.0/19	China Education and Research Network
	202.127.232.0/21	China Education and Research Network
	202.127.240.0/20	China Education and Research Network
	202.127.242.0/24	China Education and Research Network
	202.179.240.0/20	Trans-Eurasia Information Network (TEIN2)
	202.192.0.0/15	China Education and Research Network
	202.192.0.0/23	China Education and Research Network

Peers: 61

Upstreams: 9

Downstreams: 10 (Cone: 23)

Network Policy

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Upstreams

ASN	Description	IPv4	IPv6
AS23764	China Telecom Global	✔	✘
AS6453	TATA Communications (America) Inc	✔	✔
AS140570	Hong Kong Beecloud System Technology Services Limited	✔	✘
AS2914	NTT America, Inc.	✔	✔
AS1299	Arelion (fka. Telia Carrier)	✔	✔
AS174	Cogent Communications, LLC	✔	✔
AS58453	China Mobile International	✔	✔
AS3491	PCCW Global, Inc.	✔	✔
AS23910	China Next Generation Internet CERNET2	✘	✔

Peers

ASN	Description	IPv4	IPv6
AS23764	China Telecom Global	✔	✘
AS4837	China Unicom Backbone	✔	✔
AS58453	China Mobile International	✔	✔
AS4134	China Telecom Backbone	✔	✔
AS140570	Hong Kong Beecloud System Technology Services Limited	✔	✘
AS2914	NTT America, Inc.	✔	✔
AS4635	HKIX Route Servers	✔	✘
AS6453	TATA Communications (America) Inc	✔	✔
AS1299	Arelion (fka. Telia Carrier)	✔	✔
AS174	Cogent Communications, LLC	✔	✔
AS3491	PCCW Global, Inc.	✔	✔
AS23911	China Next Generation Internet Beijing IX	✔	✔
AS23910	China Next Generation Internet CERNET2	✘	✔
AS139139	Shenyang Agricultural University	✔	✘
AS133111	CERNET New Technology Co., Ltd	✔	✔
AS9405	Test platform Service Center	✔	✘
AS24348	CERNET2 IX at Tsinghua University	✔	✔
AS9808	China Mobile Backbone	✔	✔
AS24361	CERNET2 IX at Southeast University	✔	✘
AS24364	CERNET2 IX at Shanghai Jiaotong University	✔	✘
AS133465	Duke Kunshan University	✔	✘
AS8220	COLT	✔	✘
AS7497	Computer Network Information Center of Chinese Academ...	✔	✘
AS24363	CERNET2 IX at Shandong University	✔	✘
AS9886	CTCSCI TECH LIMITED	✔	✘
AS4809	China Telecom Next Generation Carrier Network	✔	✘
AS138371	CERNET2 regional IX at Ocean University of China	✔	✘
AS8359	MTS PJSC	✔	✘
AS140627	OneQode	✔	✘
AS49544	i3D.net B.V	✔	✘
AS24357	CERNET2 IX at South China University of Technology	✔	✘
AS24350	CERNET2 IX at Beijing University of Posts and Telecom...	✔	✘
AS24355	CERNET2 IX at University of Electronic Science and Te...	✔	✘
AS38008	Aperture Science Limited	✔	✘
AS36236	NetActuate, Inc	✔	✘
AS39120	Convergenze S.p.A.	✔	✘
AS24482	SG.GS	✔	✘
AS24349	CERNET2 IX at Peking University	✔	✘
AS131578	Beijing Foreign Studies University	✔	✘
AS24353	CERNET2 IX at Xi'an Jiaotong University	✔	✘
AS132337	Axclusive	✔	✘
AS15412	Flag Telecom UK Limited	✔	✘
AS24358	CERNET2 IX at Huazhong University of Science and Technology	✔	✘
AS146782	University Of Chinese Academy Of Social Sciences	✔	✘
AS7660	Asia Pacific Advanced Network - Japan	✔	✘
AS138378	CERNET2 regional IX at Yunnan University	✔	✘
AS134169	CERNEWTECH (Beijing) co.,LTD	✔	✘
AS24371	CERNET2 IX at Jilin University	✔	✘
AS24352	CERNET2 IX at Tianjin University	✔	✘
AS24372	CERNET2 IX at Harbin Institute of Technology	✔	✘
AS138369	CERNET2 regional IX at Shenzhen University	✔	✘
AS7473	Singapore Telecommunications Ltd	✔	✘
AS138441	CERNET2 regional IX at Xinjiang University	✘	✔
AS1239	Sprint Wireline (Cogent)	✔	✔
AS9505	Taiwan Internet Gateway	✔	✘
AS9304	HGC Global Communications Limited	✔	✘
AS7575	Australian Academic and Research Network (AARNet)	✔	✘
AS23855	Singapore Advanced Research and Education Network	✔	✘
AS24362	CERNET2 IX at University of Science and Technology of China	✔	✘
AS24369	CERNET2 IX at Northeast University	✔	✘
AS24370	CERNET2 IX at Dalian University of Technology	✔	✘

Downstreams

ASN	Description	IPv4	IPv6
AS133111	CERNET New Technology Co., Ltd	✔	✘
AS139139	Shenyang Agricultural University	✔	✘
AS9405	Test platform Service Center	✔	✘
AS24348	CERNET2 IX at Tsinghua University	✔	✔
AS23911	China Next Generation Internet Beijing IX	✔	✔
AS24361	CERNET2 IX at Southeast University	✔	✘
AS133465	Duke Kunshan University	✔	✘
AS24364	CERNET2 IX at Shanghai Jiaotong University	✔	✘
AS131578	Beijing Foreign Studies University	✔	✘
AS146782	University Of Chinese Academy Of Social Sciences	✔	✘

aut-num:        AS4538
as-name:        ERX-CERNET-BKB
descr:          China Education and Research Network Center
descr:          Tsinghua University
descr:          Beijing 100084
country:        CN
remarks:        This aut-num object created as part of
remarks:        the ER-Transfer from ARIN
admin-c:        CER-AP
tech-c:         CER-AP
abuse-c:        AC1685-AP
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-by:         APNIC-HM
mnt-irt:        IRT-CERNET-AP
last-modified:  2025-10-31T08:14:57Z
source:         APNIC

Last Update: 2026-02-09T03:22:25Z UTC

Member of the following AS-SETs

-	Member
APNIC	as58453:as-asiaascust
ARIN	as1239:as-customers
JPIRR	as-bbix-t
LEVEL3	as-level3-origins-na
LEVEL3	as-sprint-origins
RADB	as-kddcustomer2
ARIN	as-xo-b
APNIC	as58453:as-asiatest
RADB	as-hkix
RIPE	as-retn-actual-v4
RADB	as-pacnet-customer-proxy-register
JPIRR	as-bbix-t-v6
APNIC	as63529:as-63529-as-import-as23764
RIPE	as20965:as-from-cstnet-to-geant
RIPE	as1299:as-twelve99-ap-v6
RIPE	as-tratata
RADB	as58453:as-asiaascust
RADB	as-pacnet-downstream-ph
RIPE	as20965:as-from-tein-to-geant
APNIC	as4538:as-customers-v6
APNIC	as4538:as-customers
NTTCOM	as2914:as-asia-v6
ARIN	as293:as-from-singaren-to-esnet
APNIC	as140570:as-hkbeecloud
RADB	as-bbix-t-v6
NTTCOM	as2914:as-asia
APNIC	as23911:as-customers-v6
RADB	as-anc-customer-proxy-register
RIPE	as-winfromcernet
APNIC	as58453:as-asiatest2
RADB	as-bbix-t
RADB	as-pacnet-downstream-hk
RADB	as-telstra-intl-customers
RADB	as-hutchcity
APNIC	as-140570
RADB	as-hurricanev6
RADB	as-telstra-testing-1
RADB	as7575:as-research
RIPE	as1299:as-twelve99-ap-v4
APNIC	as7497:as-cstnet

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Upstreams

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Network Policy

Prefixes in selected policy

Upstreams

Peers

Downstreams

Member of the following AS-SETs