AS237

Name: AS237 — Merit Network Inc.
Creator: ipdex

Merit Network Inc. Education registered in United States

81IPv4 prefixes

9IPv6 prefixes

66%RPKI-valid

#1,203AS Rank

327/327RIS visibility

#384Rank in United States

1988-09-12Allocated

Merit Network Inc. (AS237) — Education, registered in United States. announces 81 IPv4 prefixes + 9 IPv6 prefixes. Rank in United States: #384. Allocated: 1988-09-12.

IPv4 81IPv6 9

Announced prefixes · 90

v4 141.210.0.0/16 valid
v4 141.210.0.0/17 valid
v4 141.210.128.0/17 valid
v4 141.210.224.0/19 valid
v4 141.210.32.0/19 valid
v4 141.217.0.0/16 unknown
v4 141.218.0.0/16 unknown
v4 141.218.11.0/24 unknown
v4 141.218.203.0/24 unknown
v4 141.218.204.0/22 unknown
v4 141.218.208.0/20 unknown
v4 141.218.224.0/22 unknown
v4 141.218.228.0/23 unknown
v4 148.61.0.0/16 unknown
v4 161.133.0.0/17 unknown
v4 161.133.104.0/21 unknown
v4 161.133.112.0/21 unknown
v4 161.133.120.0/21 unknown
v4 161.133.128.0/17 unknown
v4 161.133.129.0/24 unknown
v4 161.133.2.0/24 unknown
v4 163.253.36.0/22 valid
v4 192.122.182.0/23 valid
v4 192.122.184.0/21 valid
v4 192.122.200.0/24 valid
v4 192.138.137.0/24 valid
v4 192.160.192.0/24 valid
v4 192.160.204.0/24 valid
v4 192.188.100.0/24 unknown
v4 192.203.195.0/24 valid
v4 192.245.252.0/24 valid
v4 192.245.254.0/24 valid
v4 192.35.170.0/24 unknown
v4 192.41.229.0/24 unknown
v4 192.41.232.0/22 unknown
v4 192.88.242.0/24 valid
v4 198.108.0.0/14 valid
v4 198.17.130.0/23 unknown
v4 198.17.132.0/23 unknown
v4 204.38.0.0/16 valid
v4 204.39.195.0/24 unknown
v4 206.201.157.0/24 unknown
v4 207.72.0.0/14 valid
v4 207.75.164.0/23 valid
v4 23.135.208.0/24 unknown
v4 35.16.0.0/16 valid
v4 35.24.0.0/17 valid
v4 35.24.128.0/18 valid
v4 35.24.192.0/19 valid
v4 35.24.224.0/19 valid

RPKI: rpki.cloudflare.com · 2026-06-17

Routing: 83 IPv4 · 9 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	92
2026-06-13	92
2026-06-17	90

Internet Exchanges · 4

DET-iX Detroit 200 Gbps
Equinix Chicago Chicago 100 Gbps
Grand Rapids Internet Exchange (GRR-iX) Grand Rapids, MI 100 Gbps
Any2Chicago Chicago 10 Gbps

Facilities · 6

6 Facilities · 1 Countries

123.NET - DC1 - 24700 Northwestern Hwy. Southfield
123.NET - DC4 - 400 76th St SW Byron Center
CoreSite - Chicago (CH1) Chicago
Equinix CH1/CH2/CH4 - Chicago Chicago
Level(3) Chicago (Kingsbury) Chicago
Northwestern University co-location facility Chicago

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AS237

Announced prefixes · 90

Prefix history

Internet Exchanges · 4

Facilities · 6

AS topology · Customer cone 29

Providers · 5

Peers · 10

Customers · 28

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