AS237 Merit Network Inc.

Company Website:

http://www.merit.edu

Country of Origin:

Internet Exchanges: 4

Prefixes Originated (all): 99
Prefixes Originated (v4): 90
Prefixes Originated (v6): 9

Prefixes Announced (all): 262
Prefixes Announced (v4): 245
Prefixes Announced (v6): 17

RPKI Originated Valid (all): 50
RPKI Originated Valid (v4): 44
RPKI Originated Valid (v6): 6

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

BGP Peers Observed (all): 44
BGP Peers Observed (v4): 43
BGP Peers Observed (v6): 17

IPs Originated (v4): 2,227,200
AS Paths Observed (v4): 1,171
AS Paths Observed (v6): 474

Average AS Path Length (all): 3.852
Average AS Path Length (v4): 4.002
Average AS Path Length (v6): 3.481

AS237 IPv4 Peers

ASN	Name
AS7018	AT&T Services, Inc.
AS1299	Arelion Sweden AB
AS6939	Hurricane Electric LLC
AS30600	Metronet
AS11164	Internet2
AS11537	Internet2
AS3303	Swisscom (Schweiz) AG

AS237 IPv6 Peers

ASN	Name
AS1299	Arelion Sweden AB
AS6939	Hurricane Electric LLC
AS7018	AT&T Services, Inc.
AS11537	Internet2
AS11164	Internet2

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

AS237 IPv6 Route Propagation

Prefix	Description	Visibility
Loading Prefixes...

Prefix	Description
23.135.208.0/24	ANYROAM
35.7.112.0/20	University of Michigan - Flint
35.16.0.0/16	Wayne State University
35.24.0.0/17	Northern Michigan University (C07537175)
35.24.128.0/18	Northern Michigan University (C07537175)
35.24.192.0/19
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
35.38.192.0/18	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	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.
35.62.12.0/22	Barger Creek Wireless
35.63.0.0/16	Merit Network Inc.
35.64.0.0/14	American Registry for Internet Numbers
35.68.0.0/15	American Registry for Internet Numbers
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
161.133.129.0/24	Delta College
163.253.36.0/22	Internet2 TSG (C06866340)
164.76.0.0/16	Eastern Michigan University
192.35.170.0/24	Merit Network Inc.
192.41.229.0/24	Merit Network Inc.
192.41.232.0/22	Various Registries (Maintained by ARIN)
192.88.242.0/24	Northwestern Michigan College
192.101.250.0/24	Alma College
192.122.182.0/23	Various Registries (Maintained by ARIN)
192.122.184.0/21	Various Registries (Maintained by ARIN)
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)
198.17.134.0/24	Western Michigan University
198.108.0.0/14	Merit Network Inc.
204.38.0.0/16	Merit Network Inc.
204.39.195.0/24
204.106.17.0/24	Altarum Institute
204.106.28.0/24	Altarum Institute
204.106.30.0/24	Altarum Institute
204.106.31.0/24	Altarum Institute
206.201.157.0/24	Genesee County
207.72.0.0/14	Merit Network Inc.

Prefix	Description	Visibility
Loading Prefixes...

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
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 Services, Inc.	X	AS7018
2	Arelion Sweden AB	X	AS1299
3	Hurricane Electric LLC	X	AS6939
4	Metronet	X	AS30600
5	Internet2	X	AS11164
6	Internet2	X	AS11537
7	Swisscom (Schweiz) AG		AS3303
8	ESnet	X	AS293
9	Michigan State University	X	AS231
10	University of Illinois		AS40387
11	Merit Network Inc.	X	AS229
12	Aquinas College		AS3730
13	i3D.net B.V	X	AS49544
14	Comcast Cable Communications, LLC	X	AS7922
15	PIE&G		AS400238
16	Central Michigan University	X	AS27274
17	Detroit Medical Center		AS25609
18	Baker College		AS393665
19	Andrews University	X	AS19106
20	Shaw Communications Inc.		AS6327
21	Wikimedia Foundation Inc.	X	AS14907
22	Kellogg Community College		AS11494
23	County of Monroe		AS15099
24	University of Michigan - Dearborn		AS62676
25	Washtenaw ISD		AS46241
26	Mott Community College		AS1638
27	BroadbandONE, LLC		AS19151
28	University of Michigan - Flint		AS394769
29	Ferris State University		AS11206
30	Albion College		AS1432
31	Grand Rapids Community College		AS53263
32	Regional Educational Media Center 1 (REMC1)		AS22251
33	Bronson Healthcare Group, Inc.		AS40044
34	Michigan Technological University		AS62618
35	University of Michigan	X	AS36375
36	Calvin College		AS22217
37	Davenport University		AS30154
38	Lake Michigan College		AS393817
39	City of Marshall		AS397797
40	MidMichigan Health		AS46119
41	Lenawee-Monroe Technology Consortium	X	AS32274
42	Henry Ford College		AS32285
43	Indiana University		AS19782

Rank	Description	IPv4	Peer
1	Arelion Sweden AB	X	AS1299
2	Hurricane Electric LLC	X	AS6939
3	AT&T Services, Inc.	X	AS7018
4	Internet2	X	AS11537
5	Internet2	X	AS11164
6	ESnet	X	AS293
7	Merit Network Inc.	X	AS229
8	Wikimedia Foundation Inc.	X	AS14907
9	University of Michigan	X	AS36375
10	Andrews University	X	AS19106
11	Lenawee-Monroe Technology Consortium	X	AS32274
12	Michigan State University	X	AS231
13	Central Michigan University	X	AS27274
14	University of Michigan		AS177
15	Comcast Cable Communications, LLC	X	AS7922
16	i3D.net B.V	X	AS49544
17	Metronet	X	AS30600


ASNumber:       237
ASName:         MERIT-AS-14
ASHandle:       AS237
RegDate:        1988-09-12
Updated:        2012-04-02    
Ref:            https://rdap.arin.net/registry/autnum/237

OrgName:        Merit Network Inc.
OrgId:          MICH-Z
Address:        880 Technology Dr., Suite B
City:           Ann Arbor
StateProv:      MI
PostalCode:     48108
Country:        US
RegDate:        2009-12-08
Updated:        2020-04-21
Ref:            https://rdap.arin.net/registry/entity/MICH-Z

OrgAbuseHandle: NETWO26-ARIN
OrgAbuseName:   Network Abuse
OrgAbusePhone:  +1-734-527-5740 
OrgAbuseEmail:  abuse@merit.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO26-ARIN

OrgTechHandle: MERIT-ARIN
OrgTechName:   Merit Operations
OrgTechPhone:  +1-734-527-5717 
OrgTechEmail:  operations@merit.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/MERIT-ARIN

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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