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
1,645,624,576
📦
IPv4 networks
76,679
delegated blocks
🧭
IPv6 networks
11,332
delegated blocks
🔗
Autonomous systems
34,019
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 138.234.0.0 – 138.234.255.255 | 65,536 |  US |
allocated | 1990-06-07 | d22f55b76c99… |
| 138.236.0.0 – 138.236.255.255 | 65,536 | US |
allocated | 1990-06-07 | db4776d4281a… |
| 138.237.0.0 – 138.237.255.255 | 65,536 | US |
allocated | 1990-06-07 | d8d7080e6c71… |
| 138.238.0.0 – 138.238.255.255 | 65,536 | US |
allocated | 1990-06-07 | e42fe052672b… |
| 192.68.217.0 – 192.68.217.255 | 256 | US |
allocated | 1990-06-07 | ab5182a7a765… |
| 192.68.218.0 – 192.68.218.255 | 256 | US |
allocated | 1990-06-07 | 45fe880b68a8… |
| 192.68.219.0 – 192.68.219.255 | 256 | US |
allocated | 1990-06-07 | 45fe880b68a8… |
| 192.68.206.0 – 192.68.206.255 | 256 | US |
allocated | 1990-06-06 | 9ae328565f54… |
| 192.68.207.0 – 192.68.207.255 | 256 | US |
allocated | 1990-06-06 | d557690be8d7… |
| 192.68.210.0 – 192.68.210.255 | 256 | US |
allocated | 1990-06-06 | 955a46d19069… |
| 138.229.0.0 – 138.229.15.255 | 4,096 | US |
allocated | 1990-06-05 | 6d5bfb3228ef… |
| 138.230.0.0 – 138.230.255.255 | 65,536 | US |
allocated | 1990-06-05 | 8f0620be5cc8… |
| 192.68.200.0 – 192.68.200.255 | 256 | US |
allocated | 1990-06-05 | 057d5b8d1da8… |
| 192.68.201.0 – 192.68.201.255 | 256 | US |
allocated | 1990-06-05 | 057d5b8d1da8… |
| 192.68.202.0 – 192.68.202.255 | 256 | US |
allocated | 1990-06-05 | 92c4a2817b52… |
| 192.68.204.0 – 192.68.204.255 | 256 | US |
allocated | 1990-06-05 | 45fe880b68a8… |
| 192.68.205.0 – 192.68.205.255 | 256 | US |
allocated | 1990-06-05 | b937c22d3156… |
| 138.218.0.0 – 138.218.255.255 | 65,536 |  CA |
allocated | 1990-06-04 | 2b222e0fe963… |
| 192.68.253.0 – 192.68.253.255 | 256 | US |
allocated | 1990-06-04 | ccc6a522c7a6… |
| 140.197.0.0 – 140.197.255.255 | 65,536 | US |
allocated | 1990-06-01 | 2e031c0ba683… |
| 140.198.0.0 – 140.198.255.255 | 65,536 | US |
allocated | 1990-06-01 | 1eb7298bdc53… |
| 192.78.189.0 – 192.78.189.255 | 256 | US |
allocated | 1990-06-01 | d421c651a84f… |
| 192.78.190.0 – 192.78.191.255 | 512 | US |
allocated | 1990-06-01 | 4a34b9f7ce6e… |
| 192.78.208.0 – 192.78.215.255 | 2,048 | US |
allocated | 1990-06-01 | d421c651a84f… |
| 192.78.216.0 – 192.78.219.255 | 1,024 | US |
allocated | 1990-06-01 | 1e6aecf01600… |
| 192.78.220.0 – 192.78.221.255 | 512 | US |
allocated | 1990-06-01 | 4a34b9f7ce6e… |
| 192.78.222.0 – 192.78.223.255 | 512 | US |
allocated | 1990-06-01 | d421c651a84f… |
| 192.78.224.0 – 192.78.231.255 | 2,048 | US |
allocated | 1990-06-01 | d421c651a84f… |
| 192.78.232.0 – 192.78.239.255 | 2,048 | US |
allocated | 1990-06-01 | 4a34b9f7ce6e… |
| 192.78.240.0 – 192.78.243.255 | 1,024 | US |
allocated | 1990-06-01 | 4a34b9f7ce6e… |
| 192.78.244.0 – 192.78.245.255 | 512 | US |
allocated | 1990-06-01 | 4a34b9f7ce6e… |
| 192.78.246.0 – 192.78.246.255 | 256 | US |
allocated | 1990-06-01 | 4a34b9f7ce6e… |
| 192.78.247.0 – 192.78.247.255 | 256 | US |
allocated | 1990-06-01 | d421c651a84f… |
| 192.78.248.0 – 192.78.255.255 | 2,048 | CA |
allocated | 1990-06-01 | 1e270c48a8b7… |
| 192.82.101.0 – 192.82.101.255 | 256 | US |
allocated | 1990-06-01 | 595ab9a9c859… |
| 192.82.103.0 – 192.82.103.255 | 256 | US |
allocated | 1990-06-01 | 9842c3c2b5d0… |
| 138.214.0.0 – 138.214.255.255 | 65,536 | CA |
allocated | 1990-05-31 | c8bae1572cdf… |
| 140.194.0.0 – 140.194.255.255 | 65,536 | US |
allocated | 1990-05-31 | 45fe880b68a8… |
| 140.196.0.0 – 140.196.255.255 | 65,536 | US |
allocated | 1990-05-31 | 45fe880b68a8… |
| 192.26.235.0 – 192.26.235.255 | 256 | CA |
allocated | 1990-05-31 | 850015563f52… |
| 192.80.212.0 – 192.80.212.255 | 256 | US |
allocated | 1990-05-31 | 50d4dbf2c32a… |
| 192.80.213.0 – 192.80.213.255 | 256 | US |
allocated | 1990-05-31 | 85ee899be210… |
| 32.0.0.0 – 32.127.255.255 | 8,388,608 | US |
allocated | 1990-05-30 | 81e05477cc28… |
| 32.128.0.0 – 32.143.255.255 | 1,048,576 | US |
allocated | 1990-05-30 | 81e05477cc28… |
| 32.176.0.0 – 32.183.255.255 | 524,288 | US |
allocated | 1990-05-30 | 81e05477cc28… |
| 32.208.0.0 – 32.223.255.255 | 1,048,576 | US |
allocated | 1990-05-30 | e220ed812a4c… |
| 32.224.0.0 – 32.231.255.255 | 524,288 | US |
allocated | 1990-05-30 | 81e05477cc28… |
| 32.233.0.0 – 32.233.255.255 | 65,536 | US |
allocated | 1990-05-30 | 81e05477cc28… |
| 32.234.0.0 – 32.235.255.255 | 131,072 | US |
allocated | 1990-05-30 | 81e05477cc28… |
| 32.238.0.0 – 32.239.255.255 | 131,072 | US |
allocated | 1990-05-30 | 81e05477cc28… |
| 32.243.0.0 – 32.243.255.255 | 65,536 | US |
allocated | 1990-05-30 | 81e05477cc28… |
| 32.244.0.0 – 32.245.255.255 | 131,072 | US |
allocated | 1990-05-30 | 81e05477cc28… |
| 32.246.0.0 – 32.246.255.255 | 65,536 | US |
allocated | 1990-05-30 | 81e05477cc28… |
| 32.248.0.0 – 32.255.255.255 | 524,288 | US |
allocated | 1990-05-30 | 81e05477cc28… |
| 138.210.0.0 – 138.210.255.255 | 65,536 | US |
allocated | 1990-05-30 | cdb7d42057bd… |
| 140.195.0.0 – 140.195.255.255 | 65,536 | US |
allocated | 1990-05-30 | 45fe880b68a8… |
| 192.26.213.0 – 192.26.213.255 | 256 | US |
allocated | 1990-05-30 | b652deedf7fe… |
| 192.26.214.0 – 192.26.214.255 | 256 | US |
allocated | 1990-05-30 | 8787c3ffc457… |
| 192.81.48.0 – 192.81.48.255 | 256 | US |
allocated | 1990-05-30 | 0aaeb0633f42… |
| 192.81.190.0 – 192.81.190.255 | 256 | US |
allocated | 1990-05-30 | 501eb4ea8218… |
| 138.207.0.0 – 138.207.63.255 | 16,384 | US |
allocated | 1990-05-29 | dbaf7bdc7a05… |
| 138.208.0.0 – 138.208.255.255 | 65,536 | US |
allocated | 1990-05-29 | 7b1208ea4543… |
| 192.26.212.0 – 192.26.212.255 | 256 | CA |
allocated | 1990-05-29 | ec2282003e03… |
| 192.77.76.0 – 192.77.76.255 | 256 | US |
allocated | 1990-05-29 | 5a88a00266fb… |
| 192.86.97.0 – 192.86.97.255 | 256 | US |
allocated | 1990-05-29 | 436f7599b210… |
| 192.86.98.0 – 192.86.99.255 | 512 | US |
allocated | 1990-05-29 | 436f7599b210… |
| 192.86.100.0 – 192.86.103.255 | 1,024 | US |
allocated | 1990-05-29 | 436f7599b210… |
| 192.86.104.0 – 192.86.105.255 | 512 | US |
allocated | 1990-05-29 | 436f7599b210… |
| 192.86.106.0 – 192.86.106.255 | 256 | US |
allocated | 1990-05-29 | 436f7599b210… |
| 142.43.0.0 – 142.43.255.255 | 65,536 | CA |
allocated | 1990-05-26 | a7a7662773fb… |
| 138.202.0.0 – 138.202.255.255 | 65,536 | US |
allocated | 1990-05-24 | 4c3a0bb57dde… |
| 140.185.0.0 – 140.185.255.255 | 65,536 | US |
allocated | 1990-05-23 | 45fe880b68a8… |
| 140.188.0.0 – 140.188.255.255 | 65,536 | US |
allocated | 1990-05-23 | 37fe01d6d027… |
| 140.189.0.0 – 140.189.255.255 | 65,536 | US |
allocated | 1990-05-23 | 7c5947c47a90… |
| 140.190.120.0 – 140.190.127.255 | 2,048 | US |
allocated | 1990-05-23 | 35ab84b6c48a… |
| 140.190.248.0 – 140.190.255.255 | 2,048 | US |
allocated | 1990-05-23 | 35ab84b6c48a… |
| 140.192.0.0 – 140.192.255.255 | 65,536 | US |
allocated | 1990-05-23 | 5edad973b6e0… |
| 140.193.0.0 – 140.193.255.255 | 65,536 | CA |
allocated | 1990-05-23 | 848e92363677… |
| 192.26.233.0 – 192.26.233.255 | 256 | US |
allocated | 1990-05-23 | 32cf89753ebe… |
| 192.80.207.0 – 192.80.207.255 | 256 | US |
allocated | 1990-05-23 | 2d90cbf4f78e… |
| 192.80.208.0 – 192.80.208.255 | 256 | US |
allocated | 1990-05-23 | 37fe01d6d027… |
| 192.80.210.0 – 192.80.210.255 | 256 | US |
allocated | 1990-05-23 | 859ff8395a14… |
| 138.220.0.0 – 138.220.255.255 | 65,536 | US |
allocated | 1990-05-22 | 436f7599b210… |
| 138.133.0.0 – 138.133.255.255 | 65,536 | US |
allocated | 1990-05-21 | 007c5772dba4… |
| 138.192.0.0 – 138.192.255.255 | 65,536 | US |
allocated | 1990-05-21 | 3ccba048a257… |
| 138.193.0.0 – 138.193.255.255 | 65,536 | US |
allocated | 1990-05-21 | 2d90cbf4f78e… |
| 140.232.0.0 – 140.232.63.255 | 16,384 | US |
allocated | 1990-05-21 | ac69a519fff7… |
| 140.232.64.0 – 140.232.79.255 | 4,096 | US |
allocated | 1990-05-21 | ac69a519fff7… |
| 140.232.80.0 – 140.232.81.255 | 512 | US |
allocated | 1990-05-21 | ac69a519fff7… |
| 140.232.84.0 – 140.232.87.255 | 1,024 | US |
allocated | 1990-05-21 | ac69a519fff7… |
| 140.232.91.0 – 140.232.91.255 | 256 | US |
allocated | 1990-05-21 | ac69a519fff7… |
| 140.232.93.0 – 140.232.93.255 | 256 | US |
allocated | 1990-05-21 | ac69a519fff7… |
| 140.232.94.0 – 140.232.95.255 | 512 | US |
allocated | 1990-05-21 | ac69a519fff7… |
| 140.232.96.0 – 140.232.127.255 | 8,192 | US |
allocated | 1990-05-21 | ac69a519fff7… |
| 140.232.128.0 – 140.232.159.255 | 8,192 | US |
allocated | 1990-05-21 | ac69a519fff7… |
| 140.232.164.0 – 140.232.167.255 | 1,024 | US |
allocated | 1990-05-21 | ac69a519fff7… |
| 140.232.168.0 – 140.232.175.255 | 2,048 | US |
allocated | 1990-05-21 | ac69a519fff7… |
| 140.232.176.0 – 140.232.183.255 | 2,048 | US |
allocated | 1990-05-21 | ac69a519fff7… |
| 140.232.192.0 – 140.232.255.255 | 16,384 | US |
allocated | 1990-05-21 | ac69a519fff7… |
| 140.233.0.0 – 140.233.127.255 | 32,768 | US |
allocated | 1990-05-21 | d62a584e5347… |