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): 260
Prefixes Announced (v4): 243
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): 1,183
AS Paths Observed (v6): 480

Average AS Path Length (all): 3.851
Average AS Path Length (v4): 4.000
Average AS Path Length (v6): 3.485

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

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	University of Michigan		AS177
8	Lenawee-Monroe Technology Consortium	X	AS32274
9	Andrews University	X	AS19106
10	i3D.net B.V	X	AS49544
11	Metronet	X	AS30600
12	Wikimedia Foundation Inc.	X	AS14907
13	Merit Network Inc.	X	AS229
14	Michigan State University	X	AS231
15	Central Michigan University	X	AS27274
16	University of Michigan	X	AS36375
17	Comcast Cable Communications, LLC	X	AS7922


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

Loading probes...