AS237 Merit Network Inc.

MERIT-AS-14 - Merit Network Inc. · registered in the United States

IPv4 addresses2,209,148138 prefixes · 0.070% of announced IPv4

Rank in United States#57largest network in US by IPv4 space, of 18,338 · 0.16% of US

Rank worldwide#181of 79,396 networks with IPv4

IPv62 x /32 (131,089 x /48)33 prefixes

CountryUnited States18,679 ASNs registered there

Open AS237 in ASN lookup Look up an IP in this network (23.135.208.1) All networks in United States

IPv4 prefixes

All 138 prefixes, in address order.

23.135.208.0/24
35.16.0.0/16
35.24.0.0/15
35.33.0.0/18
35.33.96.0/19
35.34.0.0/18
35.37.0.0/16
35.38.0.0/16
35.39.0.0/20
35.39.16.0/21
35.39.24.0/21
35.39.32.0/19
35.39.64.0/19
35.39.128.0/17
35.40.0.0/16
35.46.0.0/17
35.50.0.0/17
35.58.0.0/16
35.62.0.0/21
35.62.9.0/24
35.62.28.0/22
35.62.32.0/19
35.62.64.0/18
35.62.128.0/17
35.63.0.0/18
35.63.64.0/22
35.63.68.0/23
35.63.70.0/24
35.63.72.0/21
35.63.80.0/20
35.63.96.0/19
35.63.128.0/17
35.64.0.0/14
35.68.0.0/15
35.70.0.0/16
35.71.0.0/18
74.115.236.0/23
141.210.0.0/18
141.210.64.0/18
141.210.128.0/17
141.217.0.0/16
141.218.0.0/21
141.218.8.0/22
141.218.12.0/22
141.218.16.0/20
141.218.32.0/19
141.218.64.0/18
141.218.128.0/18
141.218.192.0/19
141.218.224.0/22
141.218.228.0/23
141.218.230.0/23
141.218.232.0/21
141.218.240.0/20
148.61.0.0/16
161.133.0.0/23
161.133.2.0/24
161.133.3.0/24
161.133.4.0/22
161.133.8.0/21
161.133.16.0/20
161.133.32.0/19
161.133.64.0/18
161.133.128.0/23
161.133.130.0/23
161.133.132.0/22
161.133.136.0/21
161.133.144.0/20
161.133.160.0/19
161.133.192.0/18
163.253.36.0/22
164.76.0.0/17
164.76.128.0/18
164.76.192.0/18
192.35.170.0/24
192.41.229.0/24
192.41.234.0/23
192.88.242.0/24
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
192.160.204.0/24
192.188.100.0/24
192.203.195.0/24
192.245.252.0/24
192.245.254.0/24
198.17.130.0/23
198.17.132.0/23
198.108.0.0/21
198.108.16.0/20
198.108.32.0/19
198.108.64.0/18
198.108.128.0/21
198.108.136.0/22
198.108.142.0/23
198.108.144.0/20
198.108.160.0/19
198.108.192.0/18
198.109.0.0/16
198.110.0.0/16
198.111.0.0/17
198.111.128.0/19
198.111.160.0/20
198.111.176.0/22
198.111.180.0/24
198.111.181.128/25
198.111.182.0/23
198.111.184.0/21
198.111.192.0/18
204.38.0.0/16
204.39.195.0/24
206.201.157.0/24
207.72.0.0/18
207.72.64.0/19
207.72.96.0/20
207.72.112.0/27
207.72.112.32/28
207.72.112.52/30
207.72.112.56/29
207.72.112.64/26
207.72.112.128/25
207.72.113.0/24
207.72.114.0/23
207.72.116.0/22
207.72.120.0/21
207.72.128.0/17
207.73.0.0/16
207.74.0.0/16
207.75.0.0/17
207.75.128.0/20
207.75.160.0/22
207.75.164.0/23
207.75.166.0/23
207.75.168.0/21
207.75.176.0/20
207.75.192.0/18

IPv6 prefixes

All 33 prefixes.

2001:468:2620::/48
2001:468:26e1::/48
2001:48a8::/37
2001:48a8:800::/40
2001:48a8:900::/40
2001:48a8:a00::/39
2001:48a8:c00::/38
2001:48a8:1000::/36
2001:48a8:2000::/35
2001:48a8:4000::/35
2001:48a8:6000::/37
2001:48a8:6800::/41
2001:48a8:6880::/42
2001:48a8:68c0::/43
2001:48a8:68e0::/44
2001:48a8:68f0::/46
2001:48a8:68f4::/47
2001:48a8:68f6::/48
2001:48a8:68f8::/46
2001:48a8:68fc::/48
2001:48a8:68fe::/47
2001:48a8:6900::/40
2001:48a8:6a00::/39
2001:48a8:6c00::/38
2001:48a8:7000::/37
2001:48a8:7800::/40
2001:48a8:7900::/40
2001:48a8:7a00::/39
2001:48a8:7c00::/38
2001:48a8:8000::/33
2606:9700::/32
2607:ff30:1110::/48
2620:13f:6000::/44

Other ASNs named Merit Network Inc.

2 other networks use the same organisation name; together with AS237 they announce 2,210,940 IPv4 addresses.

ASNNameIPv4 addresses

AS229MERIT-AS-6 - Merit Network Inc. US1,024

AS14924MERIT-AS-30 - Merit Network Inc. US768

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ASNNameIPv4 addresses

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AS81#58 NCREN - MCNC1,957,376

AS2152#59 CENIC-2152 - CENIC1,916,161

AS5972#60 DNIC-ASBLK-05800-06055 - United States Department of Defense (DoD)1,865,472

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources