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
1,645,629,184
📦
IPv4 networks
76,691
delegated blocks
🧭
IPv6 networks
11,348
delegated blocks
🔗
Autonomous systems
34,039
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 136.16.0.0 – 136.16.255.255 | 65,536 |  US |
allocated | 2020-07-14 | 4a8a91b5b89d… |
| 136.19.0.0 – 136.19.255.255 | 65,536 | US |
allocated | 2020-07-14 | 4a8a91b5b89d… |
| 136.20.0.0 – 136.21.255.255 | 131,072 | US |
allocated | 2020-07-14 | 4a8a91b5b89d… |
| 136.128.0.0 – 136.129.255.255 | 131,072 | US |
allocated | 2020-07-14 | 4a8a91b5b89d… |
| 136.130.0.0 – 136.130.255.255 | 65,536 | US |
allocated | 2020-07-14 | 4a8a91b5b89d… |
| 136.132.0.0 – 136.132.255.255 | 65,536 | US |
allocated | 2020-07-14 | 4a8a91b5b89d… |
| 136.134.0.0 – 136.135.255.255 | 131,072 | US |
allocated | 2020-07-14 | 4a8a91b5b89d… |
| 136.136.0.0 – 136.139.255.255 | 262,144 | US |
allocated | 2020-07-14 | 4a8a91b5b89d… |
| 136.140.0.0 – 136.140.255.255 | 65,536 | US |
allocated | 2020-07-14 | 4a8a91b5b89d… |
| 139.64.248.0 – 139.64.248.255 | 256 | US |
allocated | 2020-07-14 | 702f25b0e76e… |
| 144.86.180.0 – 144.86.181.255 | 512 | US |
allocated | 2020-07-14 | 7854bb97f74f… |
| 170.39.152.0 – 170.39.155.255 | 1,024 | US |
allocated | 2020-07-14 | c9a2d5b09dad… |
| 170.39.157.0 – 170.39.157.255 | 256 | US |
allocated | 2020-07-14 | 15f265c8529a… |
| 170.39.176.0 – 170.39.179.255 | 1,024 | US |
allocated | 2020-07-14 | e1c068dd337a… |
| 170.39.190.0 – 170.39.190.255 | 256 | US |
allocated | 2020-07-14 | 375bbd982b1b… |
| 170.39.196.0 – 170.39.199.255 | 1,024 |  CA |
allocated | 2020-07-14 | 431810b8e96f… |
| 170.39.232.0 – 170.39.235.255 | 1,024 | US |
allocated | 2020-07-14 | ca7471d685f3… |
| 170.39.236.0 – 170.39.239.255 | 1,024 | CA |
allocated | 2020-07-14 | 7e20c574fa46… |
| 216.71.108.0 – 216.71.111.255 | 1,024 | US |
allocated | 2020-07-14 | 91091fa318f3… |
| 216.157.144.0 – 216.157.151.255 | 2,048 | US |
allocated | 2020-07-14 | daf7c1c38ce5… |
| 216.157.152.0 – 216.157.155.255 | 1,024 | CA |
allocated | 2020-07-14 | b4db312c4688… |
| 128.188.0.0 – 128.188.255.255 | 65,536 | US |
allocated | 2020-07-13 | 4a8a91b5b89d… |
| 134.195.140.0 – 134.195.141.255 | 512 | US |
allocated | 2020-07-13 | 708562b229ef… |
| 134.195.204.0 – 134.195.204.255 | 256 | US |
allocated | 2020-07-13 | 0f83a543d989… |
| 139.177.64.0 – 139.177.95.255 | 8,192 | US |
allocated | 2020-07-13 | f4eeba15c196… |
| 141.193.213.0 – 141.193.213.255 | 256 | US |
allocated | 2020-07-13 | 444dbc1a901b… |
| 143.55.88.0 – 143.55.95.255 | 2,048 | US |
allocated | 2020-07-13 | 4af80237aef1… |
| 158.247.76.0 – 158.247.79.255 | 1,024 | US |
allocated | 2020-07-13 | f7f4d3727af3… |
| 164.153.64.0 – 164.153.127.255 | 16,384 | US |
allocated | 2020-07-13 | 59db3abb4c5e… |
| 170.39.21.0 – 170.39.21.255 | 256 | US |
allocated | 2020-07-13 | 175eb777e594… |
| 170.39.148.0 – 170.39.151.255 | 1,024 | US |
allocated | 2020-07-13 | 1aef86a53427… |
| 170.39.160.0 – 170.39.163.255 | 1,024 | US |
allocated | 2020-07-13 | f8c90cc94aa6… |
| 170.39.168.0 – 170.39.171.255 | 1,024 | US |
allocated | 2020-07-13 | 6e19a0c7aa20… |
| 170.39.172.0 – 170.39.175.255 | 1,024 | US |
allocated | 2020-07-13 | 9550a7789634… |
| 170.39.180.0 – 170.39.183.255 | 1,024 | US |
allocated | 2020-07-13 | fbe2ff80fb56… |
| 170.39.192.0 – 170.39.195.255 | 1,024 | US |
allocated | 2020-07-13 | 3b5d7ed332d4… |
| 170.39.207.0 – 170.39.207.255 | 256 | US |
allocated | 2020-07-13 | f752db523ae3… |
| 170.39.208.0 – 170.39.211.255 | 1,024 | US |
allocated | 2020-07-13 | 6c79e469e96d… |
| 170.39.212.0 – 170.39.215.255 | 1,024 | US |
allocated | 2020-07-13 | c79586244631… |
| 170.39.220.0 – 170.39.223.255 | 1,024 | US |
allocated | 2020-07-13 | 51dbcee4383a… |
| 170.39.224.0 – 170.39.227.255 | 1,024 | US |
allocated | 2020-07-13 | a36e0d146cf4… |
| 170.39.244.0 – 170.39.247.255 | 1,024 | US |
allocated | 2020-07-13 | a06a4485b7e5… |
| 208.87.128.0 – 208.87.135.255 | 2,048 | US |
allocated | 2020-07-13 | 6e808e31a275… |
| 134.195.164.0 – 134.195.167.255 | 1,024 | CA |
allocated | 2020-07-10 | aa1284f96cc4… |
| 139.64.218.0 – 139.64.218.255 | 256 | US |
allocated | 2020-07-10 | 6ff6bbc40a8c… |
| 170.39.52.0 – 170.39.55.255 | 1,024 | US |
allocated | 2020-07-10 | 49437287f4c5… |
| 170.39.80.0 – 170.39.83.255 | 1,024 | US |
allocated | 2020-07-10 | 34b3f92cd4f6… |
| 23.160.112.0 – 23.160.112.255 | 256 | US |
allocated | 2020-07-09 | 8d089132ab4d… |
| 23.160.113.0 – 23.160.113.255 | 256 | US |
allocated | 2020-07-09 | 8d089132ab4d… |
| 134.195.19.0 – 134.195.19.255 | 256 | US |
allocated | 2020-07-09 | adb0d5b6f5d0… |
| 134.195.183.0 – 134.195.183.255 | 256 | US |
allocated | 2020-07-09 | b29efe0bbdd0… |
| 134.195.232.0 – 134.195.235.255 | 1,024 | US |
allocated | 2020-07-09 | ab24b2d787fe… |
| 134.195.254.0 – 134.195.255.255 | 512 | US |
allocated | 2020-07-09 | a3ac776c7a70… |
| 144.86.190.0 – 144.86.190.255 | 256 | US |
allocated | 2020-07-09 | dca3a609c49a… |
| 144.86.192.0 – 144.86.195.255 | 1,024 | US |
allocated | 2020-07-09 | 2fd7c84eef41… |
| 149.248.232.0 – 149.248.239.255 | 2,048 | CA |
allocated | 2020-07-09 | 19955819ea65… |
| 158.247.48.0 – 158.247.55.255 | 2,048 | US |
allocated | 2020-07-09 | 9252efeb2a2e… |
| 158.247.60.0 – 158.247.60.255 | 256 | CA |
allocated | 2020-07-09 | d4d6631f216a… |
| 158.247.66.0 – 158.247.67.255 | 512 | US |
allocated | 2020-07-09 | cefed6a94121… |
| 170.39.23.0 – 170.39.23.255 | 256 | CA |
allocated | 2020-07-09 | f0eec3c6f9f1… |
| 170.39.28.0 – 170.39.31.255 | 1,024 | US |
allocated | 2020-07-09 | 8aa803aa842c… |
| 185.213.68.0 – 185.213.71.255 | 1,024 | CA |
allocated | 2020-07-09 | 990494d1e2ee… |
| 192.190.160.0 – 192.190.167.255 | 2,048 | US |
allocated | 2020-07-09 | fc431ae498bc… |
| 192.245.195.0 – 192.245.195.255 | 256 | US |
allocated | 2020-07-09 | 9109baade97c… |
| 143.55.176.0 – 143.55.191.255 | 4,096 | US |
allocated | 2020-07-08 | 14735a86a977… |
| 151.106.240.0 – 151.106.255.255 | 4,096 | US |
allocated | 2020-07-08 | 4da59e353de8… |
| 170.39.137.0 – 170.39.137.255 | 256 | US |
allocated | 2020-07-08 | fbbbd316987b… |
| 192.131.249.0 – 192.131.249.255 | 256 | CA |
allocated | 2020-07-08 | 83fa89f54a11… |
| 4.192.0.0 – 4.207.255.255 | 1,048,576 | US |
allocated | 2020-07-07 | b004b3ecde24… |
| 23.249.161.0 – 23.249.161.255 | 256 | US |
allocated | 2020-07-07 | d59c56cba1a3… |
| 23.249.163.0 – 23.249.163.255 | 256 | US |
allocated | 2020-07-07 | d59c56cba1a3… |
| 23.249.164.0 – 23.249.164.255 | 256 | US |
allocated | 2020-07-07 | d59c56cba1a3… |
| 23.249.169.0 – 23.249.169.255 | 256 | US |
allocated | 2020-07-07 | d59c56cba1a3… |
| 23.249.174.0 – 23.249.175.255 | 512 | US |
allocated | 2020-07-07 | d59c56cba1a3… |
| 69.171.220.0 – 69.171.223.255 | 1,024 | US |
allocated | 2020-07-07 | e8f701df54d4… |
| 134.195.36.0 – 134.195.39.255 | 1,024 | US |
allocated | 2020-07-07 | 184ce0972084… |
| 134.195.54.0 – 134.195.55.255 | 512 | US |
allocated | 2020-07-07 | eb5be3894f1c… |
| 134.195.123.0 – 134.195.123.255 | 256 | US |
allocated | 2020-07-07 | c881c064ca48… |
| 134.195.170.0 – 134.195.171.255 | 512 | US |
allocated | 2020-07-07 | 260e5557c4d1… |
| 134.195.182.0 – 134.195.182.255 | 256 | US |
allocated | 2020-07-07 | ac51ebb0fb5f… |
| 134.195.236.0 – 134.195.239.255 | 1,024 | US |
allocated | 2020-07-07 | 9fa4775f900a… |
| 139.64.250.0 – 139.64.250.255 | 256 | US |
allocated | 2020-07-07 | 2214ae7d0501… |
| 139.64.251.0 – 139.64.251.255 | 256 | US |
allocated | 2020-07-07 | e05c5f011106… |
| 139.64.252.0 – 139.64.255.255 | 1,024 | US |
allocated | 2020-07-07 | 9ea843bb2a5c… |
| 148.55.0.0 – 148.55.255.255 | 65,536 | US |
allocated | 2020-07-07 | 4a8a91b5b89d… |
| 162.248.172.0 – 162.248.175.255 | 1,024 | US |
allocated | 2020-07-07 | 5ed7ecf054da… |
| 165.208.0.0 – 165.208.255.255 | 65,536 | US |
allocated | 2020-07-07 | 4a8a91b5b89d… |
| 170.39.4.0 – 170.39.4.255 | 256 | US |
allocated | 2020-07-07 | 8f2bc140d949… |
| 170.39.16.0 – 170.39.19.255 | 1,024 | US |
allocated | 2020-07-07 | 57a1e4caf0b3… |
| 170.39.24.0 – 170.39.27.255 | 1,024 |  VG |
allocated | 2020-07-07 | 3793e6f8d615… |
| 170.39.44.0 – 170.39.47.255 | 1,024 | US |
allocated | 2020-07-07 | f339c098d194… |
| 170.39.48.0 – 170.39.48.255 | 256 | CA |
allocated | 2020-07-07 | abdb4d70319e… |
| 170.39.50.0 – 170.39.50.255 | 256 | US |
allocated | 2020-07-07 | 00bff0474bb8… |
| 170.39.89.0 – 170.39.89.255 | 256 | US |
allocated | 2020-07-07 | 2bf4b167e11a… |
| 170.39.103.0 – 170.39.103.255 | 256 | US |
allocated | 2020-07-07 | 172fcaed7b40… |
| 170.39.112.0 – 170.39.115.255 | 1,024 | CA |
allocated | 2020-07-07 | 769db7de861e… |
| 170.39.132.0 – 170.39.135.255 | 1,024 | US |
allocated | 2020-07-07 | a4ca574074c5… |
| 170.39.141.0 – 170.39.141.255 | 256 | US |
allocated | 2020-07-07 | 5c8e339b5f99… |
| 192.67.0.0 – 192.67.0.255 | 256 | US |
allocated | 2020-07-07 | 9656530ae56d… |
| 192.159.174.0 – 192.159.174.255 | 256 | US |
allocated | 2020-07-07 | ef11f5bf187a… |