AS237 Merit Network Inc.

Company Website:

http://www.merit.edu

Country of Origin:

Internet Exchanges: 4

Prefixes Originated (all): 93
Prefixes Originated (v4): 85
Prefixes Originated (v6): 8

Prefixes Announced (all): 268
Prefixes Announced (v4): 250
Prefixes Announced (v6): 18

RPKI Originated Valid (all): 61
RPKI Originated Valid (v4): 55
RPKI Originated Valid (v6): 6

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

BGP Peers Observed (all): 51
BGP Peers Observed (v4): 50
BGP Peers Observed (v6): 22

IPs Originated (v4): 2,217,984
AS Paths Observed (v4): 1,133
AS Paths Observed (v6): 553

Average AS Path Length (all): 3.750
Average AS Path Length (v4): 3.894
Average AS Path Length (v6): 3.454

Loading Website Preview...

AS237 IPv4 Peers

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

AS237 IPv6 Peers

ASN	Name
AS1299	Arelion Sweden AB
AS6939	Hurricane Electric LLC
AS174	Cogent Communications
AS7018	AT&T Services, Inc.
AS11164	Internet2
AS11537	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
35.16.0.0/16
35.24.0.0/17
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
35.34.0.0/18
35.37.0.0/16	Merit Network Inc.
35.38.0.0/16
35.38.192.0/18
35.39.0.0/19	Grand Valley State University
35.39.32.0/19
35.39.64.0/19
35.39.128.0/19
35.39.160.0/19	Grand Valley State University
35.39.192.0/19	Grand Valley State University
35.39.224.0/19
35.40.0.0/16
35.46.0.0/18
35.46.64.0/18	Western Michigan University
35.50.0.0/17
35.50.0.0/18	Oakland University
35.50.64.0/18
35.58.0.0/16
35.62.0.0/16	American Registry for Internet Numbers
35.63.0.0/16
35.64.0.0/14
35.68.0.0/15	American Registry for Internet Numbers
35.70.0.0/16
35.71.0.0/18	Merit Network Inc.
74.115.236.0/23
74.115.236.0/24	Oakland Community College
74.115.237.0/24
141.210.0.0/16
141.210.0.0/17	Oakland University
141.210.32.0/19
141.210.128.0/17
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
141.218.203.0/24
141.218.204.0/22
141.218.208.0/20	Western Michigan University
141.218.224.0/22	Western Michigan University
141.218.228.0/23
148.61.0.0/16
161.133.0.0/17
161.133.2.0/24
161.133.104.0/21
161.133.112.0/21	Delta College
161.133.120.0/21
161.133.128.0/17
161.133.129.0/24
163.253.36.0/22
164.76.0.0/16
192.35.170.0/24
192.41.229.0/24
192.41.232.0/22
192.88.242.0/24
192.101.250.0/24
192.122.182.0/23
192.122.184.0/21
192.122.200.0/24
192.138.137.0/24
192.160.192.0/24	Kettering University
192.160.204.0/24	Kettering University
192.188.100.0/24
192.203.195.0/24	Merit Network Inc.
192.245.252.0/24	Kettering University
192.245.254.0/24
198.17.130.0/23
198.17.132.0/23
198.17.134.0/24
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
207.72.0.0/14
207.75.164.0/23

Prefix	Description	Visibility
Loading Prefixes...

Prefix	Description
2001:468:2620::/48
2001:468:26e1::/48	Internet2
2001:48a8::/32	Merit Network Inc.
2001:48a8:800::/40
2001:48a8:68fe::/48
2001:48a8:7800::/40
2606:9700::/32	Wayne State University
2620:13f:6000::/44	ANYROAM

Bogon Prefixes
Prefix	Type	Status

Rank	Description	IPv6	Peer
1	AT&T Services, Inc.	X	AS7018
2	Cogent Communications	X	AS174
3	Arelion Sweden AB	X	AS1299
4	Hurricane Electric LLC	X	AS6939
5	Internet2	X	AS11164
6	Internet2	X	AS11537
7	Swisscom (Schweiz) AG		AS3303
8	Michigan State University	X	AS231
9	ESnet	X	AS293
10	MidMichigan Health		AS46119
11	Indiana University		AS19782
12	Sprint	X	AS1239
13	Andrews University	X	AS19106
14	Comcast Cable Communications, LLC	X	AS7922
15	Allband Communications Cooperative		AS46970
16	i3D.net B.V	X	AS49544
17	Henry Ford College		AS32285
18	Bronson Healthcare Group, Inc.		AS40044
19	University of Michigan - Dearborn		AS62676
20	Metronet	X	AS30600
21	Lake Michigan College		AS393817
22	Albion College		AS1432
23	Michigan Technological University		AS62618
24	TDS TELECOM	X	AS4181
25	BroadbandONE, LLC		AS19151
26	Aquinas College		AS3730
27	Qwilt Inc.	X	AS20253
28	Ferris State University		AS11206
29	Lansing Community College		AS396470
30	University of Michigan	X	AS36375
31	Calvin College		AS22217
32	Wikimedia Foundation Inc.	X	AS14907
33	Shaw Communications Inc.		AS6327
34	Kellogg Community College		AS11494
35	PIE&G		AS400238
36	Davenport University		AS30154
37	University of Michigan - Flint		AS394769
38	County of Monroe		AS15099
39	Barger Creek Wireless		AS400927
40	Washtenaw ISD		AS46241
41	University of Illinois		AS40387
42	Grand Rapids Community College		AS53263
43	Regional Educational Media Center 1 (REMC1)		AS22251
44	Mott Community College		AS1638
45	Baker College		AS393665
46	Merit Network Inc.	X	AS229
47	Central Michigan University	X	AS27274
48	Detroit Medical Center		AS25609
49	Holland Board of Public Works	X	AS395945
50	City of Marshall	X	AS397797

Rank	Description	IPv4	Peer
1	Arelion Sweden AB	X	AS1299
2	Hurricane Electric LLC	X	AS6939
3	Cogent Communications	X	AS174
4	AT&T Services, Inc.	X	AS7018
5	Internet2	X	AS11164
6	Internet2	X	AS11537
7	ESnet	X	AS293
8	Metronet	X	AS30600
9	i3D.net B.V	X	AS49544
10	Qwilt Inc.	X	AS20253
11	Wikimedia Foundation Inc.	X	AS14907
12	City of Marshall	X	AS397797
13	University of Michigan	X	AS36375
14	TDS TELECOM	X	AS4181
15	Michigan State University	X	AS231
16	Sprint	X	AS1239
17	Andrews University	X	AS19106
18	Central Michigan University	X	AS27274
19	Comcast Cable Communications, LLC	X	AS7922
20	University of Michigan		AS177
21	Holland Board of Public Works	X	AS395945
22	Merit Network Inc.	X	AS229


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

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

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