AS237 Merit Network Inc.

The website screenshot for http://www.merit.edu

Merit Network Inc.

AS Number 237
Website http://www.merit.edu

Registered on: 12 Sep 1988 (37 years old)
Registered to: ARIN-MICH-Z (arin)

Network status: Active, Allocated under ARIN

Network type: Eyeball

Prefixes Originated: 83 IPv4, 9 IPv6

Upstreams

AS1299 - Arelion (fka. Telia Carrier)
AS174 - Cogent Communications, LLC
AS7018 - AT&T Enterprises, LLC
AS2914 - NTT America, Inc.

Rankings

#129 for AS Cone in United States

#55 for Originated IPv4 Space in United States

Tags:

	Prefix	Description
	23.135.208.0/24	ANYROAM
	35.16.0.0/16	Wayne State University
	35.24.0.0/17	Northern Michigan University
	35.24.128.0/18	Northern Michigan University
	35.24.192.0/19	Northern Michigan University
	35.24.224.0/19	Merit Network Inc.
	35.25.0.0/16	Merit Network Inc.
	35.33.0.0/18	Central Michigan University
	35.33.5.0/24	Central Michigan University
	35.33.6.0/24	Central Michigan University
	35.33.96.0/19	Merit Network Inc.
	35.34.0.0/18	Merit Network Inc.
	35.37.0.0/16	Merit Network Inc.
	35.38.0.0/16	Grand Valley State University
	35.39.0.0/19	Grand Valley State University
	35.39.32.0/19	Grand Valley State University
	35.39.64.0/19	Grand Valley State University
	35.39.128.0/19	Grand Valley State University
	35.39.160.0/19	Grand Valley State University
	35.39.192.0/19	Grand Valley State University
	35.39.224.0/19	Grand Valley State University
	35.40.0.0/16	Merit Network Inc.
	35.46.0.0/18	Western Michigan University
	35.46.64.0/18	Western Michigan University
	35.50.0.0/17	Oakland University
	35.50.0.0/18	Oakland University
	35.50.64.0/18	Oakland University
	35.58.0.0/16	Merit Network Inc.
	35.62.0.0/16	Merit Network Inc.
	35.63.0.0/16	Merit Network Inc.
	35.64.0.0/14	Merit Network Inc.
	35.68.0.0/15	Merit Network Inc.
	35.70.0.0/16	Merit Network Inc.
	35.71.0.0/18	Merit Network Inc.
	74.115.236.0/23	Oakland Community College
	74.115.236.0/24	Oakland Community College
	74.115.237.0/24	Oakland Community College
	141.210.0.0/16	Oakland University
	141.210.0.0/17	Oakland University
	141.210.32.0/19	Oakland University
	141.210.128.0/17	Oakland University
	141.210.224.0/19	Oakland University
	141.217.0.0/16	Wayne State University
	141.218.0.0/16	Western Michigan University
	141.218.11.0/24	Western Michigan University
	141.218.203.0/24	Western Michigan University
	141.218.204.0/22	Western Michigan University
	141.218.208.0/20	Western Michigan University
	141.218.224.0/22	Western Michigan University
	141.218.228.0/23	Western Michigan University
	148.61.0.0/16	Grand Valley State University
	161.133.0.0/17	Delta College
	161.133.2.0/24	Delta College
	161.133.104.0/21	Delta College
	161.133.112.0/21	Delta College
	161.133.120.0/21	Delta College
	161.133.128.0/17	Delta College
	161.133.129.0/24	Delta College
	163.253.36.0/22	Internet2 TSG
	164.76.0.0/16	Eastern Michigan University
	164.76.160.0/19	Eastern Michigan University
	192.35.170.0/24	Merit Network Inc.
	192.41.229.0/24	Merit Network Inc.
	192.41.232.0/22	Merit Network Inc.
	192.88.242.0/24	Northwestern Michigan College
	192.122.182.0/23	Merit Network Inc.
	192.122.184.0/21	Merit Network Inc.
	192.122.200.0/24	Merit Network Inc.
	192.138.137.0/24	Kettering University
	192.160.192.0/24	Kettering University
	192.160.204.0/24	Kettering University
	192.188.100.0/24	Michigan State University
	192.203.195.0/24	Merit Network Inc.
	192.245.252.0/24	Kettering University
	192.245.254.0/24	Kettering University
	198.17.130.0/23
	198.17.132.0/23
	198.108.0.0/14	Merit Network Inc.
	204.38.0.0/16	Merit Network Inc.
	204.39.195.0/24	Merit Network Inc.
	206.201.157.0/24	Genesee County
	207.72.0.0/14	Merit Network Inc.
	207.75.164.0/23	University Corporation for Advanced Internet Development
	2001:468:2620::/48	Internet2
	2001:468:26e1::/48	Internet2
	2001:48a8::/32	Merit Network Inc.
	2001:48a8:800::/40	Merit Network Inc.
	2001:48a8:68fe::/48	Merit Network Inc.
	2001:48a8:7800::/40	Wayne State University
	2606:9700::/32	Wayne State University
	2607:ff30:1110::/48	Central Michigan University
	2620:13f:6000::/44	ANYROAM

Peers: 46

Upstreams: 4

Downstreams: 26 (Cone: 27)

Network Policy

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How are upstreams and downstreams calculated?

Upstreams

ASN	Description	IPv4	IPv6
AS1299	Arelion (fka. Telia Carrier)	✔	✔
AS174	Cogent Communications, LLC	✔	✔
AS7018	AT&T Enterprises, LLC	✔	✔
AS2914	NTT America, Inc.	✔	✔

Peers

ASN	Description	IPv4	IPv6
AS1299	Arelion (fka. Telia Carrier)	✔	✔
AS174	Cogent Communications, LLC	✔	✔
AS11206	Ferris State University	✔	✘
AS2914	NTT America, Inc.	✔	✔
AS36375	University of Michigan	✔	✔
AS25609	Detroit Medical Center	✔	✘
AS6939	Hurricane Electric LLC	✔	✔
AS231	Michigan State University	✔	✔
AS11164	Internet2 I2PX	✔	✔
AS27274	Central Michigan University	✔	✔
AS62618	Michigan Technological University	✔	✘
AS11537	Internet2	✔	✔
AS177	University of Michigan	✘	✔
AS229	Merit Network Inc.	✔	✔
AS22251	Regional Educational Media Center 1 (REMC1)	✔	✘
AS394769	University of Michigan - Flint	✔	✘
AS62676	University of Michigan - Dearborn	✔	✘
AS1638	Mott Community College	✔	✘
AS400238	PIE&G	✔	✘
AS7018	AT&T Enterprises, LLC	✔	✔
AS1432	Albion College	✔	✘
AS3303	Swisscom (Schweiz) AG	✔	✘
AS396470	Lansing Community College	✔	✘
AS22217	Calvin College	✔	✘
AS19106	Andrews University	✔	✔
AS393817	Lake Michigan College	✔	✘
AS46241	Washtenaw ISD	✔	✘
AS400927	Barger Creek Wireless	✔	✘
AS15099	County of Monroe	✔	✘
AS49544	i3D.net B.V	✔	✔
AS11494	Kellogg Community College	✔	✘
AS393665	Baker College	✔	✘
AS7922	Comcast Cable Communications, LLC	✔	✔
AS6327	Shaw Communications	✔	✘
AS32285	Henry Ford College	✔	✘
AS13335	Cloudflare, Inc.	✔	✔
AS3730	Aquinas College	✔	✘
AS30154	Davenport University	✔	✘
AS293	ESnet	✔	✔
AS32590	Valve Corporation	✔	✔
AS15169	Google LLC	✔	✔
AS14907	Wikimedia Foundation Inc.	✔	✔
AS46970	Allband Communications Cooperative	✔	✘
AS40044	Bronson Healthcare Group, Inc.	✔	✘
AS1239	Sprint Wireline (Cogent)	✔	✘
AS53263	Grand Rapids Community College	✔	✘

Downstreams

ASN	Description	IPv4	IPv6
AS11206	Ferris State University	✔	✘
AS25609	Detroit Medical Center	✔	✘
AS36375	University of Michigan	✔	✔
AS231	Michigan State University	✔	✔
AS27274	Central Michigan University	✔	✔
AS62618	Michigan Technological University	✔	✘
AS177	University of Michigan	✘	✔
AS22251	Regional Educational Media Center 1 (REMC1)	✔	✘
AS229	Merit Network Inc.	✔	✔
AS62676	University of Michigan - Dearborn	✔	✘
AS1638	Mott Community College	✔	✘
AS394769	University of Michigan - Flint	✔	✘
AS1432	Albion College	✔	✘
AS396470	Lansing Community College	✔	✘
AS22217	Calvin College	✔	✘
AS19106	Andrews University	✔	✔
AS393817	Lake Michigan College	✔	✘
AS400927	Barger Creek Wireless	✔	✘
AS46241	Washtenaw ISD	✔	✘
AS15099	County of Monroe	✔	✘
AS11494	Kellogg Community College	✔	✘
AS32285	Henry Ford College	✔	✘
AS3730	Aquinas College	✔	✘
AS30154	Davenport University	✔	✘
AS393665	Baker College	✔	✘
AS400238	PIE&G	✔	✘

ASHandle:       AS237
OrgID:          MICH-Z
ASName:         MERIT-AS-14
ASNumber:       237
RegDate:        1988-09-12
Updated:        2012-04-02
Source:         ARIN



OrgID:          MICH-Z
OrgName:        Merit Network Inc.
CanAllocate:    
Street:         880 Technology Dr., Suite B
City:           Ann Arbor
State/Prov:     MI
Country:        US
PostalCode:     48108
RegDate:        2009-12-08
Updated:        2020-04-21
OrgAdminHandle: IN-ORG-ARIN
OrgTechHandle:  MERIT-ARIN
OrgAbuseHandle: NETWO26-ARIN
Source:         ARIN





OrgAdminHandle:       IN-ORG-ARIN
OrgAdminName:          Internet Number Administrator
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        MERIT-ARIN
OrgTechName:           Merit Operations
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       NETWO26-ARIN
OrgAbuseName:          Network Abuse
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2025-12-24T03:28:36Z UTC

Member of the following AS-SETs

-	Member	ASN Count
RADB	as-startapap	79
RADB	as-startapca	81
RADB	as174:as-cogc-013	49
LEVEL3	as-as209-cust	1818
LEVEL3	as-level3-origins-na	0
RADB	as-startapeu	47
ARIN	as-gamersoutreach-upstream	2
BELL	as-gtpeers	73
RADB	as3676:as-uiowa-peers-announce-cust	20
RADB	as-startapru	64
RADB	as-startapcn	84
RADB	as-startapla	61
RIPE	as-divivox	196
RADB	as16631:as-cogc-007	66
ARIN	as395945:as-peers	12
RADB	as-startapme	84
RIPE	as3303:as-swcmpeers	781
RADB	as-michnet	37

Name	IPv4	IPv6	Link Speed
Equinix Chicago	208.115.136.39	2001:504:0:4::237:1	100 gbps
DET-iX	209.124.52.22	2607:f790:100::22	100 gbps
Grand Rapids Internet Exchange (GRR-iX)	199.181.158.22	2001:504:131::22	100 gbps
DET-iX	209.124.52.12	2607:f790:100::12	100 gbps
Any2Chicago	206.51.43.8	2001:504:13:4::8	10 gbps

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Upstreams

Rankings

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Network Policy

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Upstreams

Peers

Downstreams

Member of the following AS-SETs

Internet Exchange Points