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
1.65B
1,645,628,928
📦
IPv4 networks
76,687
delegated blocks
🧭
IPv6 networks
11,336
delegated blocks
🔗
Autonomous systems
34,032
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 209.209.71.0 – 209.209.71.255 | 256 |  CA |
allocated | 2021-04-15 | 3420714bb955… |
| 209.209.88.0 – 209.209.88.255 | 256 | CA |
allocated | 2021-04-15 | 360910027cb4… |
| 23.88.224.0 – 23.88.255.255 | 8,192 |  US |
allocated | 2021-04-14 | fb078cdb528b… |
| 23.177.144.0 – 23.177.144.255 | 256 | CA |
allocated | 2021-04-14 | ddf43eb942e7… |
| 100.42.195.0 – 100.42.195.255 | 256 | US |
allocated | 2021-04-14 | beb3fbfb5bf6… |
| 149.19.194.0 – 149.19.195.255 | 512 | US |
allocated | 2021-04-14 | e78ecdce9a72… |
| 204.62.233.0 – 204.62.233.255 | 256 | US |
allocated | 2021-04-14 | 92e6c6430929… |
| 208.67.32.0 – 208.67.39.255 | 2,048 | US |
allocated | 2021-04-14 | c4c227f0d1f1… |
| 209.209.16.0 – 209.209.19.255 | 1,024 | US |
allocated | 2021-04-14 | e5404942eb71… |
| 104.249.164.0 – 104.249.167.255 | 1,024 | US |
allocated | 2021-04-13 | 4df4a1105231… |
| 168.102.135.0 – 168.102.135.255 | 256 | US |
allocated | 2021-04-13 | 7bc28963c86b… |
| 172.110.156.0 – 172.110.159.255 | 1,024 | US |
allocated | 2021-04-13 | 0fc1bad59008… |
| 209.209.2.0 – 209.209.2.255 | 256 | US |
allocated | 2021-04-13 | 105874e63b8d… |
| 209.209.27.0 – 209.209.27.255 | 256 | US |
allocated | 2021-04-13 | 3a35e07f4267… |
| 209.209.68.0 – 209.209.68.255 | 256 | US |
allocated | 2021-04-13 | 45962404b037… |
| 209.209.90.0 – 209.209.91.255 | 512 | US |
allocated | 2021-04-13 | 16a9ca10b90d… |
| 209.209.126.0 – 209.209.126.255 | 256 | US |
allocated | 2021-04-13 | 95b258282618… |
| 23.177.80.0 – 23.177.80.255 | 256 | US |
allocated | 2021-04-12 | f3902768ae0c… |
| 104.128.188.0 – 104.128.191.255 | 1,024 | US |
allocated | 2021-04-12 | 9c43f6ebd0f9… |
| 104.249.169.0 – 104.249.169.255 | 256 | US |
allocated | 2021-04-12 | 326ba356b65c… |
| 141.193.136.0 – 141.193.136.255 | 256 | US |
allocated | 2021-04-12 | 6572e7d0f9b2… |
| 163.120.64.0 – 163.120.95.255 | 8,192 | US |
allocated | 2021-04-12 | c69b147ef431… |
| 163.120.96.0 – 163.120.127.255 | 8,192 | CA |
allocated | 2021-04-12 | 2403d34e0013… |
| 172.82.96.0 – 172.82.99.255 | 1,024 | US |
allocated | 2021-04-12 | ac58804246b2… |
| 205.178.171.0 – 205.178.171.255 | 256 | US |
allocated | 2021-04-12 | e0dd95a84511… |
| 209.209.70.0 – 209.209.70.255 | 256 | CA |
allocated | 2021-04-12 | e6e2240e4643… |
| 216.71.107.0 – 216.71.107.255 | 256 | US |
allocated | 2021-04-12 | f19dc6737598… |
| 23.177.112.0 – 23.177.112.255 | 256 | US |
allocated | 2021-04-09 | f79073553cd5… |
| 45.42.207.0 – 45.42.207.255 | 256 | US |
allocated | 2021-04-09 | 9782dbdcaf34… |
| 64.112.12.0 – 64.112.12.255 | 256 | US |
allocated | 2021-04-09 | c02db9d517da… |
| 161.38.248.0 – 161.38.248.255 | 256 | US |
allocated | 2021-04-09 | ce19de5f262d… |
| 172.81.8.0 – 172.81.8.255 | 256 | US |
allocated | 2021-04-09 | 49656992a43d… |
| 172.82.40.0 – 172.82.43.255 | 1,024 | CA |
allocated | 2021-04-09 | 7d958d2474d8… |
| 172.82.64.0 – 172.82.67.255 | 1,024 | US |
allocated | 2021-04-09 | bc8343dbafde… |
| 172.110.148.0 – 172.110.151.255 | 1,024 | US |
allocated | 2021-04-09 | 462676236f4e… |
| 199.48.176.0 – 199.48.183.255 | 2,048 | US |
allocated | 2021-04-09 | 59c0590244bd… |
| 205.178.148.0 – 205.178.148.255 | 256 | CA |
allocated | 2021-04-09 | 58d4757dbeb1… |
| 205.178.150.0 – 205.178.151.255 | 512 | US |
allocated | 2021-04-09 | 6572e7d0f9b2… |
| 205.178.178.0 – 205.178.178.255 | 256 | CA |
allocated | 2021-04-09 | 58d4757dbeb1… |
| 207.204.56.0 – 207.204.63.255 | 2,048 | US |
allocated | 2021-04-09 | 0ee326b9338b… |
| 209.209.69.0 – 209.209.69.255 | 256 | US |
allocated | 2021-04-09 | 94decb6ae419… |
| 209.237.132.0 – 209.237.133.255 | 512 | US |
allocated | 2021-04-09 | 91091fa318f3… |
| 209.237.136.0 – 209.237.139.255 | 1,024 | US |
allocated | 2021-04-09 | b68dd6ac20fe… |
| 209.237.140.0 – 209.237.141.255 | 512 | US |
allocated | 2021-04-09 | 4043909bfc11… |
| 209.237.144.0 – 209.237.147.255 | 1,024 | US |
allocated | 2021-04-09 | 8ae9769263e0… |
| 209.237.154.0 – 209.237.154.255 | 256 | US |
allocated | 2021-04-09 | 88b955d1f3c8… |
| 209.237.156.0 – 209.237.159.255 | 1,024 | US |
allocated | 2021-04-09 | 2a0e98a43ffd… |
| 23.177.16.0 – 23.177.16.255 | 256 | US |
allocated | 2021-04-08 | e201ad07fc57… |
| 23.177.48.0 – 23.177.48.255 | 256 | US |
allocated | 2021-04-08 | 400d2bca9605… |
| 45.42.248.0 – 45.42.248.255 | 256 | US |
allocated | 2021-04-08 | 06c1a8dbe8be… |
| 64.52.6.0 – 64.52.6.255 | 256 | US |
allocated | 2021-04-08 | b68dd6ac20fe… |
| 64.52.21.0 – 64.52.21.255 | 256 | CA |
allocated | 2021-04-08 | 1f4819659f9f… |
| 64.112.14.0 – 64.112.14.255 | 256 | US |
allocated | 2021-04-08 | db8774ef4853… |
| 64.112.16.0 – 64.112.19.255 | 1,024 |  JM |
allocated | 2021-04-08 | ece485db70c3… |
| 66.186.204.0 – 66.186.205.255 | 512 | CA |
allocated | 2021-04-08 | c25c4ce0c580… |
| 66.186.207.0 – 66.186.207.255 | 256 | CA |
allocated | 2021-04-08 | c25c4ce0c580… |
| 104.249.132.0 – 104.249.133.255 | 512 | CA |
allocated | 2021-04-08 | 5e6a497f5eff… |
| 104.249.146.0 – 104.249.146.255 | 256 | US |
allocated | 2021-04-08 | d3f7b485095d… |
| 104.249.191.0 – 104.249.191.255 | 256 |  MQ |
allocated | 2021-04-08 | 091583e1c587… |
| 172.82.21.0 – 172.82.21.255 | 256 | US |
allocated | 2021-04-08 | c8703f44b9fc… |
| 172.82.44.0 – 172.82.47.255 | 1,024 | CA |
allocated | 2021-04-08 | 7a7f93c82a39… |
| 172.82.88.0 – 172.82.91.255 | 1,024 | US |
allocated | 2021-04-08 | feb12484a6a0… |
| 172.82.92.0 – 172.82.95.255 | 1,024 | US |
allocated | 2021-04-08 | 82d67784d98a… |
| 172.82.104.0 – 172.82.104.255 | 256 | US |
allocated | 2021-04-08 | 2863e0e31ba5… |
| 172.82.105.0 – 172.82.105.255 | 256 | US |
allocated | 2021-04-08 | 5242eb99a4b5… |
| 172.82.106.0 – 172.82.106.255 | 256 | US |
allocated | 2021-04-08 | 69bd58d2f134… |
| 172.82.120.0 – 172.82.121.255 | 512 | US |
allocated | 2021-04-08 | 37909c917129… |
| 172.110.186.0 – 172.110.187.255 | 512 | US |
allocated | 2021-04-08 | 227677f7c218… |
| 209.209.84.0 – 209.209.87.255 | 1,024 |  MY |
allocated | 2021-04-08 | e6d5200729a5… |
| 209.209.124.0 – 209.209.124.255 | 256 | CA |
allocated | 2021-04-08 | f522ee7760b6… |
| 216.120.196.0 – 216.120.197.255 | 512 | US |
allocated | 2021-04-08 | aeea30ae84e0… |
| 216.120.206.0 – 216.120.206.255 | 256 | US |
allocated | 2021-04-08 | aeea30ae84e0… |
| 45.42.214.0 – 45.42.215.255 | 512 | US |
allocated | 2021-04-07 | 7b1b247fe0c4… |
| 66.187.0.0 – 66.187.1.255 | 512 | US |
allocated | 2021-04-07 | ceaf73ffbc47… |
| 104.249.134.0 – 104.249.134.255 | 256 | US |
allocated | 2021-04-07 | c153aaad0086… |
| 104.249.168.0 – 104.249.168.255 | 256 | US |
allocated | 2021-04-07 | 68d7269e13b3… |
| 104.249.189.0 – 104.249.189.255 | 256 | US |
allocated | 2021-04-07 | 1dd04a1ad3fc… |
| 107.182.137.0 – 107.182.137.255 | 256 | US |
allocated | 2021-04-07 | b5aba1e5309b… |
| 130.101.128.0 – 130.101.255.255 | 32,768 | US |
allocated | 2021-04-07 | 4a8a91b5b89d… |
| 172.81.10.0 – 172.81.11.255 | 512 | US |
allocated | 2021-04-07 | 8ff0ab6b3b53… |
| 172.82.16.0 – 172.82.19.255 | 1,024 | US |
allocated | 2021-04-07 | edf900d8c71f… |
| 172.110.142.0 – 172.110.142.255 | 256 | US |
allocated | 2021-04-07 | 0b43d9b16a96… |
| 199.164.147.0 – 199.164.147.255 | 256 | US |
allocated | 2021-04-07 | 0d783ec52848… |
| 204.107.12.0 – 204.107.13.255 | 512 | US |
allocated | 2021-04-07 | dde4d92a5291… |
| 209.209.12.0 – 209.209.13.255 | 512 | US |
allocated | 2021-04-07 | 87fe655b9b57… |
| 209.209.15.0 – 209.209.15.255 | 256 | US |
allocated | 2021-04-07 | a45e6793fa5e… |
| 209.209.40.0 – 209.209.43.255 | 1,024 | US |
allocated | 2021-04-07 | 48b3419fd9a8… |
| 209.209.45.0 – 209.209.45.255 | 256 | US |
allocated | 2021-04-07 | b66fac77d706… |
| 209.209.47.0 – 209.209.47.255 | 256 | US |
allocated | 2021-04-07 | 275c56b1968c… |
| 209.209.48.0 – 209.209.51.255 | 1,024 | US |
allocated | 2021-04-07 | c664743c2375… |
| 209.209.75.0 – 209.209.75.255 | 256 | US |
allocated | 2021-04-07 | 7b864be5b115… |
| 209.209.106.0 – 209.209.106.255 | 256 | US |
allocated | 2021-04-07 | 800741814547… |
| 209.209.127.0 – 209.209.127.255 | 256 | US |
allocated | 2021-04-07 | 7a6c1a071e24… |
| 216.120.163.0 – 216.120.163.255 | 256 | CA |
allocated | 2021-04-07 | 8d726d8c6403… |
| 4.240.0.0 – 4.255.255.255 | 1,048,576 | US |
allocated | 2021-04-06 | b004b3ecde24… |
| 23.176.240.0 – 23.176.240.255 | 256 |  AG |
allocated | 2021-04-06 | 28b93e207055… |
| 23.249.165.0 – 23.249.165.255 | 256 | US |
allocated | 2021-04-06 | e239c72d5869… |
| 23.249.167.0 – 23.249.167.255 | 256 | US |
allocated | 2021-04-06 | e239c72d5869… |
| 45.42.220.0 – 45.42.223.255 | 1,024 | CA |
allocated | 2021-04-06 | 77eb7b057ab3… |
| 45.42.249.0 – 45.42.249.255 | 256 | US |
allocated | 2021-04-06 | 0450873ea619… |