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
1,644,584,448
📦
IPv4 networks
76,800
delegated blocks
🧭
IPv6 networks
11,472
delegated blocks
🔗
Autonomous systems
34,179
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 216.117.112.0 – 216.117.127.255 | 4,096 |  US |
allocated | 2005-02-09 | 0097f79db27e… |
| 72.26.128.0 – 72.26.191.255 | 16,384 | US |
allocated | 2005-02-08 | d538268083a4… |
| 72.34.0.0 – 72.34.15.255 | 4,096 | US |
allocated | 2005-02-08 | dfe5691a9024… |
| 209.165.240.0 – 209.165.255.255 | 4,096 | US |
allocated | 2005-02-08 | fe1bf20bce56… |
| 216.7.112.0 – 216.7.127.255 | 4,096 | US |
allocated | 2005-02-08 | 70920dc57a70… |
| 204.11.80.0 – 204.11.87.255 | 2,048 | US |
allocated | 2005-02-07 | 98e6c615fd07… |
| 72.29.224.0 – 72.29.255.255 | 8,192 |  CA |
allocated | 2005-02-04 | f6378853cc62… |
| 72.29.192.0 – 72.29.223.255 | 8,192 | US |
allocated | 2005-02-03 | 614346bde8f8… |
| 24.244.80.0 – 24.244.95.255 | 4,096 | CA |
allocated | 2005-02-02 | 9dc5071139ba… |
| 72.29.160.0 – 72.29.191.255 | 8,192 | US |
allocated | 2005-02-02 | 1a922969fbba… |
| 72.29.128.0 – 72.29.143.255 | 4,096 | US |
allocated | 2005-02-01 | 551b723eafd6… |
| 209.147.112.0 – 209.147.127.255 | 4,096 | US |
allocated | 2005-02-01 | 860fa092fe05… |
| 72.29.96.0 – 72.29.127.255 | 8,192 | US |
allocated | 2005-01-31 | 6e048190eb9a… |
| 204.11.36.0 – 204.11.39.255 | 1,024 | US |
allocated | 2005-01-31 | 49ce97062ff1… |
| 72.30.0.0 – 72.30.255.255 | 65,536 | US |
allocated | 2005-01-28 | c2dfb9e7c865… |
| 72.29.32.0 – 72.29.63.255 | 8,192 | US |
allocated | 2005-01-26 | 92cd417a5926… |
| 72.29.64.0 – 72.29.95.255 | 8,192 | US |
allocated | 2005-01-26 | 019ec0731a9b… |
| 204.11.40.0 – 204.11.47.255 | 2,048 | US |
allocated | 2005-01-26 | e699d5afb08b… |
| 204.11.48.0 – 204.11.55.255 | 2,048 | CA |
allocated | 2005-01-26 | 2b747aa89313… |
| 216.211.176.0 – 216.211.191.255 | 4,096 | US |
allocated | 2005-01-26 | 612e58455b76… |
| 209.17.112.0 – 209.17.115.255 | 1,024 | US |
allocated | 2005-01-25 | 6ada2dfe397d… |
| 209.17.116.0 – 209.17.117.255 | 512 | US |
allocated | 2005-01-25 | 6ada2dfe397d… |
| 209.17.119.0 – 209.17.119.255 | 256 | US |
allocated | 2005-01-25 | 6ada2dfe397d… |
| 209.17.120.0 – 209.17.127.255 | 2,048 | US |
allocated | 2005-01-25 | 6ada2dfe397d… |
| 209.161.112.0 – 209.161.127.255 | 4,096 | US |
allocated | 2005-01-25 | 34c516dd87aa… |
| 204.11.4.0 – 204.11.7.255 | 1,024 | US |
allocated | 2005-01-24 | b54e65621d67… |
| 204.11.24.0 – 204.11.31.255 | 2,048 | US |
allocated | 2005-01-24 | 3610896d0cf0… |
| 204.11.32.0 – 204.11.35.255 | 1,024 | US |
allocated | 2005-01-24 | b7eb5254095a… |
| 72.17.0.0 – 72.17.127.255 | 32,768 | US |
allocated | 2005-01-21 | de94a62ce8f9… |
| 72.22.160.0 – 72.22.191.255 | 8,192 | US |
allocated | 2005-01-21 | 34d342be0361… |
| 72.22.224.0 – 72.22.255.255 | 8,192 | US |
allocated | 2005-01-21 | 412b54f662be… |
| 216.147.240.0 – 216.147.255.255 | 4,096 | US |
allocated | 2005-01-21 | b3042e1c3e82… |
| 72.22.104.0 – 72.22.111.255 | 2,048 | US |
allocated | 2005-01-19 | fe5d2351f6d4… |
| 72.22.128.0 – 72.22.159.255 | 8,192 |  BB |
allocated | 2005-01-19 | a2808ab99afe… |
| 72.252.0.0 – 72.252.255.255 | 65,536 | US |
allocated | 2005-01-19 | 7faa29af02d6… |
| 209.170.176.0 – 209.170.191.255 | 4,096 | US |
allocated | 2005-01-19 | 07a73d482721… |
| 71.96.0.0 – 71.127.255.255 | 2,097,152 | US |
allocated | 2005-01-18 | e220ed812a4c… |
| 72.22.64.0 – 72.22.65.255 | 512 | US |
allocated | 2005-01-18 | 8b7b46b8ea7e… |
| 72.22.66.0 – 72.22.67.255 | 512 | US |
allocated | 2005-01-18 | ec11830c4c67… |
| 72.22.68.0 – 72.22.68.255 | 256 | US |
allocated | 2005-01-18 | 8b7b46b8ea7e… |
| 72.22.69.0 – 72.22.69.255 | 256 | US |
allocated | 2005-01-18 | ec11830c4c67… |
| 72.22.70.0 – 72.22.71.255 | 512 | US |
allocated | 2005-01-18 | ec11830c4c67… |
| 72.22.72.0 – 72.22.73.255 | 512 | US |
allocated | 2005-01-18 | ec11830c4c67… |
| 72.22.74.0 – 72.22.74.255 | 256 | US |
allocated | 2005-01-18 | 8b7b46b8ea7e… |
| 72.22.75.0 – 72.22.75.255 | 256 | US |
allocated | 2005-01-18 | ec11830c4c67… |
| 72.22.76.0 – 72.22.76.255 | 256 | US |
allocated | 2005-01-18 | ec11830c4c67… |
| 72.22.77.0 – 72.22.77.255 | 256 | US |
allocated | 2005-01-18 | 8b7b46b8ea7e… |
| 72.22.78.0 – 72.22.79.255 | 512 | US |
allocated | 2005-01-18 | ec11830c4c67… |
| 72.22.80.0 – 72.22.83.255 | 1,024 | US |
allocated | 2005-01-18 | ec11830c4c67… |
| 72.22.84.0 – 72.22.85.255 | 512 | US |
allocated | 2005-01-18 | ec11830c4c67… |
| 72.22.86.0 – 72.22.86.255 | 256 | US |
allocated | 2005-01-18 | 8b7b46b8ea7e… |
| 72.22.87.0 – 72.22.87.255 | 256 | US |
allocated | 2005-01-18 | ec11830c4c67… |
| 72.22.88.0 – 72.22.95.255 | 2,048 | US |
allocated | 2005-01-18 | ec11830c4c67… |
| 216.146.48.0 – 216.146.63.255 | 4,096 | US |
allocated | 2005-01-18 | f047419fe6d2… |
| 72.26.64.0 – 72.26.95.255 | 8,192 | US |
allocated | 2005-01-14 | cdb7d42057bd… |
| 72.22.0.0 – 72.22.31.255 | 8,192 | US |
allocated | 2005-01-13 | 424bfcacb580… |
| 72.26.0.0 – 72.26.31.255 | 8,192 | US |
allocated | 2005-01-13 | 424bfcacb580… |
| 204.10.28.0 – 204.10.31.255 | 1,024 | US |
allocated | 2005-01-13 | 8ff74c5691c8… |
| 209.205.240.0 – 209.205.255.255 | 4,096 | CA |
allocated | 2005-01-13 | 7102eac214b4… |
| 204.10.24.0 – 204.10.27.255 | 1,024 | US |
allocated | 2005-01-12 | 911c6bb3d36c… |
| 71.128.0.0 – 71.129.255.255 | 131,072 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.130.0.0 – 71.130.255.255 | 65,536 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.131.0.0 – 71.131.127.255 | 32,768 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.131.128.0 – 71.131.191.255 | 16,384 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.132.64.0 – 71.132.127.255 | 16,384 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.132.128.0 – 71.132.255.255 | 32,768 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.133.0.0 – 71.133.255.255 | 65,536 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.134.0.0 – 71.135.255.255 | 131,072 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.136.0.0 – 71.136.63.255 | 16,384 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.136.128.0 – 71.136.255.255 | 32,768 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.137.64.0 – 71.137.127.255 | 16,384 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.137.128.0 – 71.137.255.255 | 32,768 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.138.0.0 – 71.139.255.255 | 131,072 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.140.0.0 – 71.140.255.255 | 65,536 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.141.64.0 – 71.141.127.255 | 16,384 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.141.192.0 – 71.141.255.255 | 16,384 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.142.0.0 – 71.142.255.255 | 65,536 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.143.64.0 – 71.143.127.255 | 16,384 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.143.128.0 – 71.143.255.255 | 32,768 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.144.0.0 – 71.144.255.255 | 65,536 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.145.0.0 – 71.145.127.255 | 32,768 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.145.192.0 – 71.145.255.255 | 16,384 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.146.0.0 – 71.147.255.255 | 131,072 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.148.0.0 – 71.151.255.255 | 262,144 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.152.128.0 – 71.152.255.255 | 32,768 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.153.0.0 – 71.153.255.255 | 65,536 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.154.0.0 – 71.155.255.255 | 131,072 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 71.156.0.0 – 71.159.255.255 | 262,144 | US |
allocated | 2005-01-11 | 81e05477cc28… |
| 72.15.160.0 – 72.15.191.255 | 8,192 | US |
allocated | 2005-01-11 | 2de85d8f3318… |
| 72.28.0.0 – 72.28.63.255 | 16,384 | US |
allocated | 2005-01-11 | a6f50fa048b8… |
| 204.10.16.0 – 204.10.17.255 | 512 | US |
allocated | 2005-01-11 | c4ca78464a6b… |
| 204.10.20.0 – 204.10.23.255 | 1,024 | CA |
allocated | 2005-01-11 | ed1b5d10a562… |
| 72.25.192.0 – 72.25.255.255 | 16,384 | CA |
allocated | 2005-01-10 | 0e702695cc8d… |
| 204.10.4.0 – 204.10.7.255 | 1,024 | US |
allocated | 2005-01-07 | d346cbdde579… |
| 204.10.8.0 – 204.10.15.255 | 2,048 | US |
allocated | 2005-01-07 | ed7e56c62ef9… |
| 204.10.60.0 – 204.10.63.255 | 1,024 | US |
allocated | 2005-01-07 | 33ee2f59b6a0… |
| 72.27.0.0 – 72.27.127.255 | 32,768 |  JM |
allocated | 2005-01-05 | b0918e00dc7e… |
| 72.27.128.0 – 72.27.191.255 | 16,384 | JM |
allocated | 2005-01-05 | b0918e00dc7e… |
| 72.27.192.0 – 72.27.223.255 | 8,192 | JM |
allocated | 2005-01-05 | b0918e00dc7e… |
| 209.21.112.0 – 209.21.127.255 | 4,096 | US |
allocated | 2005-01-05 | b8eb99782d4f… |