AS237 Merit Network Inc.

Company Website:

http://www.merit.edu

Looking Glass:

https://bgp.he.net/lg/237

Country of Origin:

Internet Exchanges: 4

Prefixes Originated (all): 93
Prefixes Originated (v4): 84
Prefixes Originated (v6): 9

Prefixes Announced (all): 263
Prefixes Announced (v4): 246
Prefixes Announced (v6): 17

RPKI Originated Valid (all): 59
RPKI Originated Valid (v4): 53
RPKI Originated Valid (v6): 6

RPKI Originated Invalid (all): 1
RPKI Originated Invalid (v4): 1
RPKI Originated Invalid (v6): 0

BGP Peers Observed (all): 51
BGP Peers Observed (v4): 50
BGP Peers Observed (v6): 23

IPs Originated (v4): 2,221,568
AS Paths Observed (v4): 1,916
AS Paths Observed (v6): 789

Average AS Path Length (all): 3.943
Average AS Path Length (v4): 4.085
Average AS Path Length (v6): 3.599

AS237 IPv4 Peers

ASN	Name
AS7018	AT&T Enterprises, LLC
AS174	Cogent Communications, LLC
AS1299	Arelion Sweden AB
AS2914	NTT America, Inc.
AS6939	Hurricane Electric LLC
AS11164	Internet2
AS11537	Internet2
AS3303	Swisscom (Schweiz) AG

AS237 IPv6 Peers

ASN	Name
AS6939	Hurricane Electric LLC
AS1299	Arelion Sweden AB
AS174	Cogent Communications, LLC
AS2914	NTT America, Inc.
AS11164	Internet2
AS11537	Internet2
AS7018	AT&T Enterprises, LLC

AS237 IPv4 Peer Count

AS237 IPv6 Peer Count

AS237 IPv4 Prefixes Announced

AS237 IPv6 Prefixes Announced

AS237 IPv4 Prefixes Originated

AS237 IPv6 Prefixes Originated

AS237 IPv4 Route Propagation

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AS237 IPv6 Route Propagation

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Prefix	Description	Visibility
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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 (C07537175)
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
35.39.23.0/24	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	Grand Valley State University
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	American Registry for Internet Numbers
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 (C06866340)
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	Various Registries (Maintained by ARIN)
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	Various Registries (Maintained by ARIN)
198.17.132.0/23	Various Registries (Maintained by ARIN)
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

Prefix	Description	Visibility
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Prefix	Description
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

Bogon Prefixes
Prefix	Type	Status

Rank	Description	IPv6	Peer
1	AT&T Enterprises, LLC	X	AS7018
2	Cogent Communications, LLC	X	AS174
3	Arelion Sweden AB	X	AS1299
4	NTT America, Inc.	X	AS2914
5	Hurricane Electric LLC	X	AS6939
6	Internet2	X	AS11164
7	Internet2	X	AS11537
8	Swisscom (Schweiz) AG		AS3303
9	ESnet	X	AS293
10	i3D.net B.V	X	AS49544
11	Michigan State University	X	AS231
12	123.Net, Inc.	X	AS12129
13	Metronet	X	AS30600
14	Washtenaw ISD		AS46241
15	Barger Creek Wireless		AS400927
16	Kellogg Community College		AS11494
17	Baker College		AS393665
18	Valve Corporation	X	AS32590
19	Mott Community College		AS1638
20	Central Michigan University	X	AS27274
21	University of Illinois		AS40387
22	Indiana University		AS19782
23	Regional Educational Media Center 1 (REMC1)		AS22251
24	Lansing Community College		AS396470
25	Lake Michigan College		AS393817
26	Andrews University	X	AS19106
27	Cogent Communications, LLC		AS1239
28	Ferris State University		AS11206
29	PIE&G		AS400238
30	Shaw Communications		AS6327
31	Merit Network Inc.	X	AS229
32	OVH SAS	X	AS16276
33	Davenport University		AS30154
34	Grand Rapids Community College		AS53263
35	University of Michigan - Dearborn		AS62676
36	Albion College		AS1432
37	Calvin College		AS22217
38	University of Michigan - Flint		AS394769
39	Bronson Healthcare Group, Inc.		AS40044
40	Coldwater Board of Public Utilities	X	AS46825
41	Michigan Technological University		AS62618
42	BroadbandONE, LLC		AS19151
43	Wikimedia Foundation Inc.	X	AS14907
44	County of Monroe		AS15099
45	Comcast Cable Communications, LLC	X	AS7922
46	Henry Ford College		AS32285
47	University of Michigan	X	AS36375
48	Aquinas College		AS3730
49	Detroit Medical Center		AS25609
50	TDS TELECOM	X	AS4181

Rank	Description	IPv4	Peer
1	Hurricane Electric LLC	X	AS6939
2	Arelion Sweden AB	X	AS1299
3	Cogent Communications, LLC	X	AS174
4	NTT America, Inc.	X	AS2914
5	Internet2	X	AS11164
6	Internet2	X	AS11537
7	AT&T Enterprises, LLC	X	AS7018
8	ESnet	X	AS293
9	Comcast Cable Communications, LLC	X	AS7922
10	TDS TELECOM	X	AS4181
11	Andrews University	X	AS19106
12	Metronet	X	AS30600
13	Central Michigan University	X	AS27274
14	Valve Corporation	X	AS32590
15	Michigan State University	X	AS231
16	University of Michigan		AS177
17	Coldwater Board of Public Utilities	X	AS46825
18	OVH SAS	X	AS16276
19	i3D.net B.V	X	AS49544
20	University of Michigan	X	AS36375
21	Merit Network Inc.	X	AS229
22	123.Net, Inc.	X	AS12129
23	Wikimedia Foundation Inc.	X	AS14907

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RADB

aut-num: AS237 as-name: MERIT-ASN descr: Merit Network Inc. Ann Arbor, MI 48109 USA admin-c: MERIT-RADB tech-c: MERIT-RADB mnt-by: MAINT-AS237 changed: ljb@merit.edu 20231121 source: RADB last-modified: 2023-11-21T16:03:31Z

Exchange	CC	City	IPv4	IPv6
Any2 Chicago	US	Chicago	206.51.43.8	2001:504:13:4::8
DET-IX	US	Detroit	209.124.52.12 209.124.52.22	2607:f790:100::12 2607:f790:100::22
Equinix Chicago	US	Chicago	208.115.136.39	2001:504:0:4::237:1
Grand Rapids Internet Exchange (GRR-iX)	US	Grand Rapids	199.181.158.22	2001:504:131::22

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