View

If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	103.93.60.0/22	SHONAN CABLE NETWORK
	110.74.80.0/20	SHONAN CABLE NETWORK
	110.74.96.0/20	SHONAN CABLE NETWORK
	133.32.72.0/21	SHONAN CABLE NETWORK
	133.32.80.0/20	SHONAN CABLE NETWORK
	133.247.0.0/18	SHONAN CABLE NETWORK
	133.247.64.0/21	SHONAN CABLE NETWORK
	163.131.192.0/18	SHONAN CABLE NETWORK
	202.247.176.0/21	SHONAN CABLE NETWORK
	219.100.236.0/22	SHONAN CABLE NETWORK
	220.215.48.0/20	SHONAN CABLE NETWORK
	220.215.80.0/20	SHONAN CABLE NETWORK
	2401:25c0::/32	Japan Network Information Center

---

Network Policy

Click here to learn more about what this graph means and what makes up a network policy Global Aggregation Policy condescending_meitner Policy relaxed_meninsky Policy gracious_goldwasser Policy romantic_fermi

Chart Display Options

Display links using non straight lines

Prefixes in selected policy

Load all prefixes in policy

---

How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS2497	Internet Initiative Japan Inc.	✔	✔

---

Peers

	ASN	Description	IPv4	IPv6
	AS2497	Internet Initiative Japan Inc.	✔	✔
	AS6939	Hurricane Electric LLC	✔	✔
	AS20473	The Constant Company, LLC	✔	✔
	AS9002	RETN Limited	✔	✔
	AS8966	Etisalat (ETC)	✔	✘
	AS2907	Science Information Network	✔	✔
	AS9370	SAKURA Internet Inc.	✔	✔
	AS20485	TransTeleCom JSC	✔	✘
	AS4651	The Communications Authority of Thailand (CAT)	✔	✔
	AS49544	i3D.net B.V	✔	✔
	AS2515	Japan Network Information Center	✔	✔
	AS2635	Automattic, Inc	✔	✔
	AS60068	Datacamp Limited (CDN77 / DataPacket)	✔	✘
	AS140627	OneQode	✔	✘
	AS24482	SG.GS	✔	✔
	AS153371	BACK WAVES LIMITED	✔	✔
	AS17686	ACCELIA	✔	✔
	AS8849	Melbikomas UAB	✔	✔
	AS18526	DDPS Networks, LLC	✔	✔
	AS32590	Valve Corporation	✔	✔
	AS15169	Google LLC	✔	✔
	AS55685	PT Jala Lintas Media	✔	✘
	AS23815	Japan Internet Xing Co., Ltd.	✔	✘
	AS9299	PLDT (Philippine Long Distance Telephone Company)	✔	✘

[ JPNIC database provides information regarding IP address and ASN. Its use   ]
[ is restricted to network administration purposes. For further information,  ]
[ use 'whois -h whois.nic.ad.jp help'. To only display English output,        ]
[ add '/e' at the end of command, e.g. 'whois -h whois.nic.ad.jp xxx/e'.      ]

Autonomous System Information:
a. [AS Number]                  131918
b. [AS Name]                    SCN-NET
g. [Organization]               SHONAN CABLE NETWORK
m. [Administrative Contact]     JP00147597
n. [Technical Contact]          JP00147597
q. [Abuse]                      
o. [IMPORT]                     from AS7527 100 accept ANY
o. [IMPORT]                     from AS7521 100 accept ANY
p. [EXPORT]                     to AS7527 announce AS131918
p. [EXPORT]                     to AS7521 announce AS131918
[Assigned Date]                 2017/05/18
[Last Update]                   2017/05/18 17:41:12(JST)

Last Update: 2025-07-09T23:38:50Z UTC / (Click here to force a refresh)

---

Member of the following AS-SETs

-	Member	ASN Count
RADB	as-iij	5367
RADB	as-iij6	4738
JPIRR	as-131918	1
JPIRR	as-iij	5367
ARIN	as1239:as-customers	4238
JPIRR	as-irr-net	1
JPIRR	as-iij6	4738