ARIN registry — WHOIS, browse & statistics
A daily mirror of ARIN's public delegated registry (North America). Look up a resource, browse every object, or find a company's resources by name.
Single-resource lookup in ARIN’s delegated registry, enriched live from ARIN RDAP.
// what ARIN has delegated
ARIN registry at a glance
🌐
Assigned IPv4 addresses
1.64B
1,644,997,632
📦
IPv4 networks
76,756
delegated blocks
🧭
IPv6 networks
11,434
delegated blocks
🔗
Autonomous systems
34,116
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 23.137.140.0 – 23.137.140.255 | 256 |  US |
allocated | 2025-04-14 | 63d79e1c3273… |
| 23.137.156.0 – 23.137.156.255 | 256 | US |
allocated | 2025-04-14 | e67592787739… |
| 45.139.132.0 – 45.139.135.255 | 1,024 | US |
allocated | 2025-04-14 | a6857cd94af1… |
| 173.214.212.0 – 173.214.215.255 | 1,024 |  CA |
allocated | 2025-04-14 | c2d45b2f9d85… |
| 204.69.207.0 – 204.69.207.255 | 256 | US |
allocated | 2025-04-14 | a38872974406… |
| 207.22.32.0 – 207.22.39.255 | 2,048 | CA |
allocated | 2025-04-14 | 5eb0e946adaf… |
| 207.22.40.0 – 207.22.47.255 | 2,048 | US |
allocated | 2025-04-14 | 37808cbd7c0a… |
| 216.21.8.0 – 216.21.11.255 | 1,024 | US |
allocated | 2025-04-14 | 4f4a464f205c… |
| 23.137.116.0 – 23.137.116.255 | 256 |  JP |
allocated | 2025-04-11 | 487a4d04f3a8… |
| 23.137.132.0 – 23.137.132.255 | 256 | US |
allocated | 2025-04-11 | 89a48307e326… |
| 198.73.68.0 – 198.73.71.255 | 1,024 | US |
allocated | 2025-04-11 | 3f0f9cea8f79… |
| 23.131.186.0 – 23.131.186.255 | 256 | US |
allocated | 2025-04-10 | 7bc1ff908a7a… |
| 23.137.68.0 – 23.137.68.255 | 256 | JP |
allocated | 2025-04-10 | 2526630b3ebf… |
| 23.137.76.0 – 23.137.76.255 | 256 | US |
allocated | 2025-04-10 | a6b02324592f… |
| 23.137.84.0 – 23.137.84.255 | 256 | US |
allocated | 2025-04-10 | 6b9e5f7bdfa9… |
| 23.137.92.0 – 23.137.92.255 | 256 | US |
allocated | 2025-04-10 | 8c76c77a07ac… |
| 23.137.108.0 – 23.137.108.255 | 256 | US |
allocated | 2025-04-10 | dd4785c9c147… |
| 167.234.64.0 – 167.234.79.255 | 4,096 | US |
allocated | 2025-04-10 | 26e69ec1cebc… |
| 208.83.111.0 – 208.83.111.255 | 256 | US |
allocated | 2025-04-10 | 7ac025ea24e5… |
| 23.137.52.0 – 23.137.52.255 | 256 | US |
allocated | 2025-04-09 | ec0970844cee… |
| 23.137.60.0 – 23.137.60.255 | 256 | US |
allocated | 2025-04-09 | 184e1b07c5de… |
| 104.37.8.0 – 104.37.15.255 | 2,048 | US |
allocated | 2025-04-09 | 94c56178e51d… |
| 149.97.83.0 – 149.97.83.255 | 256 | US |
allocated | 2025-04-09 | 9328242b88f8… |
| 192.104.9.0 – 192.104.9.255 | 256 | US |
allocated | 2025-04-09 | c3109f84d514… |
| 199.102.120.0 – 199.102.127.255 | 2,048 | US |
allocated | 2025-04-09 | 94c56178e51d… |
| 208.84.100.0 – 208.84.103.255 | 1,024 | US |
allocated | 2025-04-09 | b5e219329882… |
| 23.137.36.0 – 23.137.36.255 | 256 | US |
allocated | 2025-04-08 | 28711627fd16… |
| 23.137.44.0 – 23.137.44.255 | 256 | US |
allocated | 2025-04-08 | 4d0a2de63964… |
| 66.132.188.0 – 66.132.191.255 | 1,024 | US |
allocated | 2025-04-08 | 1a75fc37202d… |
| 192.94.119.0 – 192.94.119.255 | 256 | US |
allocated | 2025-04-08 | e830231fa96f… |
| 192.188.135.0 – 192.188.135.255 | 256 | US |
allocated | 2025-04-08 | b427dc8b63f7… |
| 192.188.137.0 – 192.188.137.255 | 256 | US |
allocated | 2025-04-08 | b427dc8b63f7… |
| 199.127.130.0 – 199.127.131.255 | 512 | US |
allocated | 2025-04-08 | 3919d206c82d… |
| 204.16.128.0 – 204.16.135.255 | 2,048 | US |
allocated | 2025-04-08 | 09e01e60bb00… |
| 204.174.47.0 – 204.174.47.255 | 256 | US |
allocated | 2025-04-08 | 2add7016a77b… |
| 23.136.244.0 – 23.136.244.255 | 256 | US |
allocated | 2025-04-07 | 02a2dfcb4acf… |
| 23.136.252.0 – 23.136.252.255 | 256 | US |
allocated | 2025-04-07 | 9cf5c84bfcfe… |
| 23.137.4.0 – 23.137.4.255 | 256 | US |
allocated | 2025-04-07 | ff73b7bffdff… |
| 23.137.12.0 – 23.137.12.255 | 256 | US |
allocated | 2025-04-07 | b5bc6bdb2a73… |
| 23.137.20.0 – 23.137.20.255 | 256 | US |
allocated | 2025-04-07 | 9105e2787f6f… |
| 23.137.28.0 – 23.137.28.255 | 256 | US |
allocated | 2025-04-07 | ca462a8d2f38… |
| 23.247.176.0 – 23.247.179.255 | 1,024 | US |
allocated | 2025-04-07 | 7c5e81047de6… |
| 143.223.86.0 – 143.223.86.255 | 256 | US |
allocated | 2025-04-07 | 8274e76787f9… |
| 144.225.0.0 – 144.225.255.255 | 65,536 | US |
allocated | 2025-04-07 | 0fdeb4020d94… |
| 157.250.192.0 – 157.250.207.255 | 4,096 | US |
allocated | 2025-04-07 | 13d512adeacc… |
| 166.181.0.0 – 166.181.255.255 | 65,536 | US |
allocated | 2025-04-07 | c4fef8e680d3… |
| 166.182.0.0 – 166.182.255.255 | 65,536 | US |
allocated | 2025-04-07 | c4fef8e680d3… |
| 166.221.0.0 – 166.221.255.255 | 65,536 | US |
allocated | 2025-04-07 | c4fef8e680d3… |
| 166.222.0.0 – 166.223.255.255 | 131,072 | US |
allocated | 2025-04-07 | c4fef8e680d3… |
| 166.224.0.0 – 166.227.255.255 | 262,144 | US |
allocated | 2025-04-07 | c4fef8e680d3… |
| 166.228.0.0 – 166.229.255.255 | 131,072 | US |
allocated | 2025-04-07 | c4fef8e680d3… |
| 166.231.0.0 – 166.231.255.255 | 65,536 | US |
allocated | 2025-04-07 | c4fef8e680d3… |
| 166.232.0.0 – 166.235.255.255 | 262,144 | US |
allocated | 2025-04-07 | c4fef8e680d3… |
| 166.236.0.0 – 166.236.255.255 | 65,536 | US |
allocated | 2025-04-07 | c4fef8e680d3… |
| 173.214.208.0 – 173.214.211.255 | 1,024 | US |
allocated | 2025-04-07 | e1c52361a767… |
| 173.214.216.0 – 173.214.219.255 | 1,024 | US |
allocated | 2025-04-07 | 0ff755cb44f6… |
| 192.84.48.0 – 192.84.51.255 | 1,024 | US |
allocated | 2025-04-07 | a892261ade4f… |
| 198.187.239.0 – 198.187.239.255 | 256 | US |
allocated | 2025-04-07 | e838c2b46121… |
| 198.227.0.0 – 198.227.255.255 | 65,536 | US |
allocated | 2025-04-07 | c4fef8e680d3… |
| 198.229.0.0 – 198.229.63.255 | 16,384 | US |
allocated | 2025-04-07 | c4fef8e680d3… |
| 198.229.64.0 – 198.229.95.255 | 8,192 | US |
allocated | 2025-04-07 | c4fef8e680d3… |
| 198.229.96.0 – 198.229.111.255 | 4,096 | US |
allocated | 2025-04-07 | c4fef8e680d3… |
| 198.229.112.0 – 198.229.119.255 | 2,048 | US |
allocated | 2025-04-07 | c4fef8e680d3… |
| 198.229.120.0 – 198.229.123.255 | 1,024 | US |
allocated | 2025-04-07 | c4fef8e680d3… |
| 198.230.192.0 – 198.230.255.255 | 16,384 | US |
allocated | 2025-04-07 | c4fef8e680d3… |
| 199.102.192.0 – 199.102.199.255 | 2,048 | US |
allocated | 2025-04-07 | 59c0590244bd… |
| 208.66.4.0 – 208.66.7.255 | 1,024 | US |
allocated | 2025-04-07 | f2c21727d9f6… |
| 209.127.217.0 – 209.127.217.255 | 256 | US |
allocated | 2025-04-07 | 8bcb8416e6be… |
| 209.236.240.0 – 209.236.255.255 | 4,096 | US |
allocated | 2025-04-07 | 59c0590244bd… |
| 64.29.18.0 – 64.29.19.255 | 512 | CA |
allocated | 2025-04-04 | 03f23e3ed105… |
| 64.239.112.0 – 64.239.113.255 | 512 | US |
allocated | 2025-04-04 | 67a95eb982cf… |
| 67.219.136.0 – 67.219.139.255 | 1,024 | CA |
allocated | 2025-04-04 | 71981e490d32… |
| 69.12.100.0 – 69.12.103.255 | 1,024 | CA |
allocated | 2025-04-04 | 60b995c77ab1… |
| 152.228.48.0 – 152.228.55.255 | 2,048 | US |
allocated | 2025-04-04 | 31f94ae521ee… |
| 152.228.56.0 – 152.228.63.255 | 2,048 | US |
allocated | 2025-04-04 | 2fd106abce67… |
| 173.0.4.0 – 173.0.7.255 | 1,024 | US |
allocated | 2025-04-04 | 4a75a4206834… |
| 198.246.145.0 – 198.246.145.255 | 256 | US |
allocated | 2025-04-04 | 10400a0c9ff3… |
| 199.59.180.0 – 199.59.183.255 | 1,024 | US |
allocated | 2025-04-04 | 5a8f43fbc408… |
| 23.136.228.0 – 23.136.228.255 | 256 | US |
allocated | 2025-04-03 | 285a6b40c288… |
| 67.226.212.0 – 67.226.215.255 | 1,024 | CA |
allocated | 2025-04-03 | 9c9880580e7c… |
| 69.12.96.0 – 69.12.99.255 | 1,024 | US |
allocated | 2025-04-03 | ca884308048a… |
| 74.113.8.0 – 74.113.11.255 | 1,024 | US |
allocated | 2025-04-03 | e1976a2f11f0… |
| 74.123.194.0 – 74.123.195.255 | 512 | US |
allocated | 2025-04-03 | 6c68dc151d88… |
| 96.47.160.0 – 96.47.163.255 | 1,024 | US |
allocated | 2025-04-03 | 6144aec3c28b… |
| 96.47.164.0 – 96.47.167.255 | 1,024 | US |
allocated | 2025-04-03 | ea138636ac1a… |
| 96.47.168.0 – 96.47.171.255 | 1,024 | US |
allocated | 2025-04-03 | 11fa03ae9e98… |
| 104.238.196.0 – 104.238.196.255 | 256 | US |
allocated | 2025-04-03 | ef6c21899fcc… |
| 130.51.198.0 – 130.51.199.255 | 512 | US |
allocated | 2025-04-03 | d5e4edffb401… |
| 136.175.215.0 – 136.175.215.255 | 256 | US |
allocated | 2025-04-03 | a3ac776c7a70… |
| 139.64.219.0 – 139.64.219.255 | 256 | US |
allocated | 2025-04-03 | 99fc70372f27… |
| 142.202.93.0 – 142.202.93.255 | 256 | US |
allocated | 2025-04-03 | 8c324bc90527… |
| 158.51.91.0 – 158.51.91.255 | 256 | US |
allocated | 2025-04-03 | ef3053bce371… |
| 161.199.157.0 – 161.199.157.255 | 256 | US |
allocated | 2025-04-03 | 0b2c2236a1ad… |
| 165.140.55.0 – 165.140.55.255 | 256 | CA |
allocated | 2025-04-03 | 3dba7b53e8e0… |
| 165.140.224.0 – 165.140.227.255 | 1,024 | US |
allocated | 2025-04-03 | 2aaeb2fff2ad… |
| 172.83.250.0 – 172.83.250.255 | 256 | US |
allocated | 2025-04-03 | fd1f5d156336… |
| 173.214.220.0 – 173.214.221.255 | 512 | US |
allocated | 2025-04-03 | 033ec8b486d2… |
| 173.214.222.0 – 173.214.223.255 | 512 | US |
allocated | 2025-04-03 | 322b5dc65a79… |
| 192.34.16.0 – 192.34.17.255 | 512 | US |
allocated | 2025-04-03 | 993e99010efe… |
| 192.64.196.0 – 192.64.197.255 | 512 | US |
allocated | 2025-04-03 | 528c6f8470de… |