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 |
|---|---|---|---|---|---|
| 205.166.165.0 – 205.166.165.255 | 256 |  US |
allocated | 2021-03-26 | bdd556243cb9… |
| 205.236.101.0 – 205.236.101.255 | 256 | US |
allocated | 2021-03-25 | 48778c358529… |
| 23.175.240.0 – 23.175.240.255 | 256 |  CA |
allocated | 2021-03-24 | c287be2f92d2… |
| 23.176.16.0 – 23.176.16.255 | 256 | US |
allocated | 2021-03-24 | 50101c469a51… |
| 64.52.161.0 – 64.52.161.255 | 256 | US |
allocated | 2021-03-24 | 8e96f31698a3… |
| 65.49.128.0 – 65.49.129.255 | 512 | US |
allocated | 2021-03-24 | c236eeb23dda… |
| 66.186.196.0 – 66.186.196.255 | 256 | US |
allocated | 2021-03-24 | 6012b1d40731… |
| 104.251.119.0 – 104.251.119.255 | 256 | US |
allocated | 2021-03-24 | 0509e812acd6… |
| 104.251.120.0 – 104.251.120.255 | 256 | US |
allocated | 2021-03-24 | 0509e812acd6… |
| 139.177.176.0 – 139.177.191.255 | 4,096 | US |
allocated | 2021-03-24 | 8ff74c5691c8… |
| 139.177.192.0 – 139.177.207.255 | 4,096 | US |
allocated | 2021-03-24 | 8ff74c5691c8… |
| 64.45.164.0 – 64.45.164.255 | 256 | US |
allocated | 2021-03-23 | e133025dc45a… |
| 64.52.16.0 – 64.52.17.255 | 512 | US |
allocated | 2021-03-23 | fd603ff5dfa1… |
| 130.51.44.0 – 130.51.47.255 | 1,024 | US |
allocated | 2021-03-23 | 6db7ce4c601d… |
| 135.129.0.0 – 135.129.63.255 | 16,384 | US |
allocated | 2021-03-23 | c1dfdf31702f… |
| 135.129.64.0 – 135.129.95.255 | 8,192 | US |
allocated | 2021-03-23 | 68e9fac23de5… |
| 135.129.96.0 – 135.129.111.255 | 4,096 | US |
allocated | 2021-03-23 | 86d223035d67… |
| 135.129.112.0 – 135.129.127.255 | 4,096 | US |
allocated | 2021-03-23 | c1dfdf31702f… |
| 135.129.128.0 – 135.129.191.255 | 16,384 | US |
allocated | 2021-03-23 | d5337ac36144… |
| 135.129.192.0 – 135.129.223.255 | 8,192 | US |
allocated | 2021-03-23 | 061e2bc73429… |
| 135.129.240.0 – 135.129.255.255 | 4,096 | US |
allocated | 2021-03-23 | c1dfdf31702f… |
| 135.131.0.0 – 135.131.255.255 | 65,536 | US |
allocated | 2021-03-23 | b473330fef07… |
| 135.134.0.0 – 135.135.255.255 | 131,072 | US |
allocated | 2021-03-23 | b473330fef07… |
| 136.23.0.0 – 136.23.63.255 | 16,384 | US |
allocated | 2021-03-23 | d654cc322c93… |
| 148.162.0.0 – 148.162.255.255 | 65,536 | US |
allocated | 2021-03-23 | 4a8a91b5b89d… |
| 151.149.0.0 – 151.149.255.255 | 65,536 | US |
allocated | 2021-03-23 | 4a8a91b5b89d… |
| 157.241.0.0 – 157.241.255.255 | 65,536 | US |
allocated | 2021-03-23 | 4a8a91b5b89d… |
| 159.209.0.0 – 159.209.255.255 | 65,536 | US |
allocated | 2021-03-23 | 4a8a91b5b89d… |
| 161.199.249.0 – 161.199.249.255 | 256 | US |
allocated | 2021-03-23 | f9af737215eb… |
| 168.245.144.0 – 168.245.144.255 | 256 | US |
allocated | 2021-03-23 | 5769f3410ca3… |
| 192.243.32.0 – 192.243.32.255 | 256 | US |
allocated | 2021-03-23 | 3355f7488fdf… |
| 192.243.37.0 – 192.243.37.255 | 256 | US |
allocated | 2021-03-23 | 3355f7488fdf… |
| 198.169.135.0 – 198.169.135.255 | 256 | US |
allocated | 2021-03-23 | 1426b63815b2… |
| 199.88.131.0 – 199.88.131.255 | 256 | US |
allocated | 2021-03-23 | d4d92f01c4e0… |
| 205.178.163.0 – 205.178.163.255 | 256 | CA |
allocated | 2021-03-23 | 83fa89f54a11… |
| 209.20.128.0 – 209.20.129.255 | 512 | US |
allocated | 2021-03-23 | 3355f7488fdf… |
| 198.133.125.0 – 198.133.125.255 | 256 | US |
allocated | 2021-03-19 | 17d55e16e4b3… |
| 23.175.208.0 – 23.175.211.255 | 1,024 | US |
allocated | 2021-03-18 | 7923ed5b5f52… |
| 64.38.112.0 – 64.38.115.255 | 1,024 | US |
allocated | 2021-03-18 | 840982b02d87… |
| 130.51.40.0 – 130.51.43.255 | 1,024 | US |
allocated | 2021-03-18 | 1e839c63b80d… |
| 207.66.80.0 – 207.66.95.255 | 4,096 | US |
allocated | 2021-03-18 | 90323e640088… |
| 209.126.80.0 – 209.126.87.255 | 2,048 | US |
allocated | 2021-03-18 | 4f5272926f94… |
| 23.88.176.0 – 23.88.191.255 | 4,096 | US |
allocated | 2021-03-17 | baebe14a2d9f… |
| 23.89.0.0 – 23.89.255.255 | 65,536 | US |
allocated | 2021-03-17 | f4eeba15c196… |
| 65.49.146.0 – 65.49.146.255 | 256 | US |
allocated | 2021-03-17 | 2b5f87db4b0d… |
| 65.49.148.0 – 65.49.148.255 | 256 | US |
allocated | 2021-03-17 | 2b5f87db4b0d… |
| 161.199.227.0 – 161.199.227.255 | 256 | US |
allocated | 2021-03-17 | 3fafaa5b65f3… |
| 205.178.160.0 – 205.178.160.255 | 256 | US |
allocated | 2021-03-17 | 6616aa38b111… |
| 207.66.96.0 – 207.66.103.255 | 2,048 | US |
allocated | 2021-03-17 | 81dca8c445e5… |
| 209.20.136.0 – 209.20.143.255 | 2,048 | US |
allocated | 2021-03-17 | 73265aac20bd… |
| 216.170.119.0 – 216.170.119.255 | 256 | CA |
allocated | 2021-03-17 | 03dedc872db9… |
| 216.170.126.0 – 216.170.126.255 | 256 | CA |
allocated | 2021-03-17 | 03dedc872db9… |
| 23.88.128.0 – 23.88.159.255 | 8,192 | US |
allocated | 2021-03-16 | ff3be2ed6da6… |
| 23.88.160.0 – 23.88.175.255 | 4,096 | US |
allocated | 2021-03-16 | ab394970ba25… |
| 23.175.144.0 – 23.175.144.255 | 256 | US |
allocated | 2021-03-16 | 2a93d4c7fa64… |
| 130.51.36.0 – 130.51.39.255 | 1,024 | US |
allocated | 2021-03-16 | c8be658e558e… |
| 144.126.128.0 – 144.126.159.255 | 8,192 | US |
allocated | 2021-03-16 | 4f5272926f94… |
| 64.224.248.0 – 64.224.255.255 | 2,048 | US |
allocated | 2021-03-15 | aa5c253f1bc3… |
| 64.255.192.0 – 64.255.223.255 | 8,192 | US |
allocated | 2021-03-15 | 98dd443196bf… |
| 64.255.224.0 – 64.255.227.255 | 1,024 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 66.43.4.0 – 66.43.7.255 | 1,024 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 66.43.8.0 – 66.43.11.255 | 1,024 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 69.30.64.0 – 69.30.79.255 | 4,096 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 69.30.84.0 – 69.30.84.255 | 256 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 69.30.86.0 – 69.30.87.255 | 512 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 72.21.0.0 – 72.21.7.255 | 2,048 | US |
allocated | 2021-03-15 | a6fdff72202e… |
| 74.81.189.0 – 74.81.189.255 | 256 | US |
allocated | 2021-03-15 | b37a41af699c… |
| 130.51.28.0 – 130.51.31.255 | 1,024 | US |
allocated | 2021-03-15 | 9b6fc0b804d9… |
| 130.51.32.0 – 130.51.33.255 | 512 | US |
allocated | 2021-03-15 | a728ddf713dd… |
| 195.85.64.0 – 195.85.65.255 | 512 | US |
allocated | 2021-03-15 | 2ee7ce92c1b5… |
| 195.85.118.0 – 195.85.119.255 | 512 | US |
allocated | 2021-03-15 | 2ee7ce92c1b5… |
| 198.145.48.0 – 198.145.63.255 | 4,096 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 198.145.66.0 – 198.145.67.255 | 512 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 198.145.68.0 – 198.145.71.255 | 1,024 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 198.145.72.0 – 198.145.79.255 | 2,048 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 198.145.80.0 – 198.145.95.255 | 4,096 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 198.145.96.0 – 198.145.103.255 | 2,048 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 198.145.105.0 – 198.145.105.255 | 256 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 198.145.106.0 – 198.145.106.255 | 256 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 198.145.110.0 – 198.145.111.255 | 512 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 198.145.128.0 – 198.145.159.255 | 8,192 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 198.145.160.0 – 198.145.175.255 | 4,096 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 198.145.224.0 – 198.145.239.255 | 4,096 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 204.10.109.0 – 204.10.109.255 | 256 | US |
allocated | 2021-03-15 | 8a582d9960d2… |
| 209.20.132.0 – 209.20.135.255 | 1,024 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 209.20.192.0 – 209.20.255.255 | 16,384 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 216.65.128.0 – 216.65.159.255 | 8,192 | US |
allocated | 2021-03-15 | dab045bb7a39… |
| 130.51.0.0 – 130.51.3.255 | 1,024 | US |
allocated | 2021-03-12 | 458473c9dbd7… |
| 130.51.4.0 – 130.51.7.255 | 1,024 | US |
allocated | 2021-03-12 | 602c686ecc06… |
| 130.51.8.0 – 130.51.11.255 | 1,024 | US |
allocated | 2021-03-12 | e883d52cc990… |
| 130.51.12.0 – 130.51.15.255 | 1,024 | CA |
allocated | 2021-03-12 | 2b747aa89313… |
| 130.51.16.0 – 130.51.19.255 | 1,024 | CA |
allocated | 2021-03-12 | a62b435ef9d7… |
| 130.51.20.0 – 130.51.23.255 | 1,024 | US |
allocated | 2021-03-12 | a15cbfb1888d… |
| 130.51.24.0 – 130.51.27.255 | 1,024 | US |
allocated | 2021-03-12 | 1e12e7ee0ca6… |
| 130.51.128.0 – 130.51.131.255 | 1,024 | US |
allocated | 2021-03-12 | 4fcc2e148773… |
| 130.51.132.0 – 130.51.135.255 | 1,024 | US |
allocated | 2021-03-12 | 86f2f6199833… |
| 130.51.136.0 – 130.51.139.255 | 1,024 | US |
allocated | 2021-03-12 | 4638eca51eab… |
| 130.51.140.0 – 130.51.143.255 | 1,024 | US |
allocated | 2021-03-12 | ba37806bd291… |
| 130.51.144.0 – 130.51.147.255 | 1,024 | US |
allocated | 2021-03-12 | 46e5570eb813… |
| 23.175.112.0 – 23.175.112.255 | 256 | US |
allocated | 2021-03-11 | cc0feb5d3d48… |