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
1,644,596,992
📦
IPv4 networks
76,794
delegated blocks
🧭
IPv6 networks
11,460
delegated blocks
🔗
Autonomous systems
34,157
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 199.73.24.0 – 199.73.24.255 | 256 |  US |
allocated | 1993-12-02 | 0e0ec5752ef2… |
| 166.102.0.0 – 166.102.255.255 | 65,536 | US |
allocated | 1993-12-01 | 6c065d5b54b8… |
| 170.2.0.0 – 170.2.255.255 | 65,536 | US |
allocated | 1993-12-01 | db1746923ddc… |
| 198.22.102.0 – 198.22.102.255 | 256 |  CA |
allocated | 1993-12-01 | d0206ebcdf5a… |
| 198.181.198.0 – 198.181.198.255 | 256 | US |
allocated | 1993-12-01 | d3051fc61519… |
| 198.181.202.0 – 198.181.203.255 | 512 | US |
allocated | 1993-12-01 | 37a48b24fa7a… |
| 198.181.204.0 – 198.181.205.255 | 512 | US |
allocated | 1993-12-01 | 37a48b24fa7a… |
| 198.181.206.0 – 198.181.206.255 | 256 | US |
allocated | 1993-12-01 | e55cb1d22f8e… |
| 198.181.207.0 – 198.181.207.255 | 256 | US |
allocated | 1993-12-01 | dbbc65fee9b4… |
| 198.181.208.0 – 198.181.211.255 | 1,024 | US |
allocated | 1993-12-01 | dbbc65fee9b4… |
| 198.181.212.0 – 198.181.213.255 | 512 | US |
allocated | 1993-12-01 | dbbc65fee9b4… |
| 198.252.221.0 – 198.252.221.255 | 256 | US |
allocated | 1993-12-01 | 899bd6285ddd… |
| 198.252.227.0 – 198.252.227.255 | 256 | US |
allocated | 1993-12-01 | 5a0760421e98… |
| 198.252.228.0 – 198.252.228.255 | 256 | US |
allocated | 1993-12-01 | 5a0760421e98… |
| 199.59.8.0 – 199.59.15.255 | 2,048 | US |
allocated | 1993-12-01 | 273f3c6aba5f… |
| 199.59.32.0 – 199.59.39.255 | 2,048 | US |
allocated | 1993-12-01 | 303861026a56… |
| 199.59.40.0 – 199.59.41.255 | 512 | US |
allocated | 1993-12-01 | 303861026a56… |
| 199.66.32.0 – 199.66.47.255 | 4,096 | US |
allocated | 1993-12-01 | 0596821a6910… |
| 199.66.48.0 – 199.66.51.255 | 1,024 | US |
allocated | 1993-12-01 | 0596821a6910… |
| 199.67.8.0 – 199.67.15.255 | 2,048 | US |
allocated | 1993-12-01 | 26e1ae6ed233… |
| 199.68.8.0 – 199.68.11.255 | 1,024 | US |
allocated | 1993-12-01 | 1d0262534ab0… |
| 199.68.12.0 – 199.68.13.255 | 512 | US |
allocated | 1993-12-01 | 1d0262534ab0… |
| 199.68.16.0 – 199.68.23.255 | 2,048 | US |
allocated | 1993-12-01 | 03f843b31660… |
| 199.68.24.0 – 199.68.25.255 | 512 | US |
allocated | 1993-12-01 | 03f843b31660… |
| 199.68.64.0 – 199.68.71.255 | 2,048 | US |
allocated | 1993-12-01 | dcfe3d617e6a… |
| 199.68.72.0 – 199.68.79.255 | 2,048 | US |
allocated | 1993-12-01 | c1ca0b799fda… |
| 199.68.80.0 – 199.68.95.255 | 4,096 | US |
allocated | 1993-12-01 | dcfe3d617e6a… |
| 199.68.96.0 – 199.68.99.255 | 1,024 | US |
allocated | 1993-12-01 | dcfe3d617e6a… |
| 199.68.100.0 – 199.68.101.255 | 512 | US |
allocated | 1993-12-01 | dcfe3d617e6a… |
| 199.69.0.0 – 199.69.255.255 | 65,536 | US |
allocated | 1993-12-01 | 81e05477cc28… |
| 199.70.0.0 – 199.70.255.255 | 65,536 | US |
allocated | 1993-12-01 | 81e05477cc28… |
| 199.71.72.0 – 199.71.79.255 | 2,048 | CA |
allocated | 1993-12-01 | 77ad563fee7a… |
| 199.71.91.0 – 199.71.91.255 | 256 | CA |
allocated | 1993-12-01 | 8cd22c01ec11… |
| 199.71.92.0 – 199.71.92.255 | 256 | CA |
allocated | 1993-12-01 | 6d3dd2a425b4… |
| 199.71.94.0 – 199.71.95.255 | 512 | CA |
allocated | 1993-12-01 | 17b696b398e2… |
| 199.71.123.0 – 199.71.123.255 | 256 | CA |
allocated | 1993-12-01 | 99bbfa8ae1fb… |
| 199.71.148.0 – 199.71.148.255 | 256 | CA |
allocated | 1993-12-01 | 266dd5423134… |
| 199.71.151.0 – 199.71.151.255 | 256 | CA |
allocated | 1993-12-01 | e62c4367f74f… |
| 199.71.152.0 – 199.71.152.255 | 256 | CA |
allocated | 1993-12-01 | c74aebdf2bb3… |
| 199.71.153.0 – 199.71.153.255 | 256 | CA |
allocated | 1993-12-01 | 747f980e0b83… |
| 199.71.154.0 – 199.71.154.255 | 256 | CA |
allocated | 1993-12-01 | 288209e470a7… |
| 199.71.155.0 – 199.71.155.255 | 256 | CA |
allocated | 1993-12-01 | ebbf2934c9fe… |
| 199.71.156.0 – 199.71.156.255 | 256 | CA |
allocated | 1993-12-01 | e5af829427d1… |
| 199.71.157.0 – 199.71.157.255 | 256 | CA |
allocated | 1993-12-01 | c3a4ac1f150d… |
| 199.71.158.0 – 199.71.158.255 | 256 | CA |
allocated | 1993-12-01 | ea51c791f810… |
| 199.71.161.0 – 199.71.161.255 | 256 | CA |
allocated | 1993-12-01 | 3764a1618fcd… |
| 166.101.0.0 – 166.101.255.255 | 65,536 | US |
allocated | 1993-11-30 | e220ed812a4c… |
| 167.255.0.0 – 167.255.255.255 | 65,536 | US |
allocated | 1993-11-30 | 3a71f3ed54fa… |
| 170.1.0.0 – 170.1.255.255 | 65,536 | US |
allocated | 1993-11-30 | 7be08d04e699… |
| 192.197.248.0 – 192.197.248.255 | 256 | CA |
allocated | 1993-11-30 | df4b46f1127c… |
| 198.96.84.0 – 198.96.87.255 | 1,024 | CA |
allocated | 1993-11-30 | a011c4150a8e… |
| 198.181.173.0 – 198.181.173.255 | 256 | US |
allocated | 1993-11-30 | 3af41d69b328… |
| 198.181.174.0 – 198.181.174.255 | 256 | US |
allocated | 1993-11-30 | 6cee9bc2ed2a… |
| 198.181.175.0 – 198.181.175.255 | 256 | US |
allocated | 1993-11-30 | b76717df2d71… |
| 198.181.176.0 – 198.181.176.255 | 256 | US |
allocated | 1993-11-30 | 761cae234a19… |
| 198.181.177.0 – 198.181.177.255 | 256 | US |
allocated | 1993-11-30 | 13de5188cec7… |
| 198.181.179.0 – 198.181.179.255 | 256 | US |
allocated | 1993-11-30 | 95a8de20567e… |
| 198.181.180.0 – 198.181.180.255 | 256 | US |
allocated | 1993-11-30 | 6a963549782e… |
| 198.181.181.0 – 198.181.181.255 | 256 | US |
allocated | 1993-11-30 | 009352da55e1… |
| 198.181.185.0 – 198.181.185.255 | 256 | US |
allocated | 1993-11-30 | bc196c9f26b7… |
| 198.181.186.0 – 198.181.186.255 | 256 | US |
allocated | 1993-11-30 | 4416239c5d1c… |
| 198.181.187.0 – 198.181.187.255 | 256 | US |
allocated | 1993-11-30 | f870c53341b1… |
| 198.181.188.0 – 198.181.188.255 | 256 | US |
allocated | 1993-11-30 | c8bc51f9aea4… |
| 198.181.189.0 – 198.181.189.255 | 256 | US |
allocated | 1993-11-30 | 7091b3a67626… |
| 198.181.190.0 – 198.181.190.255 | 256 | US |
allocated | 1993-11-30 | 459b0ca91dd9… |
| 198.181.191.0 – 198.181.191.255 | 256 | US |
allocated | 1993-11-30 | 6870104ebd0f… |
| 198.181.192.0 – 198.181.192.255 | 256 | US |
allocated | 1993-11-30 | 6870104ebd0f… |
| 198.181.193.0 – 198.181.193.255 | 256 | US |
allocated | 1993-11-30 | d25cd3888c57… |
| 198.181.194.0 – 198.181.194.255 | 256 | US |
allocated | 1993-11-30 | d25cd3888c57… |
| 198.181.195.0 – 198.181.195.255 | 256 | US |
allocated | 1993-11-30 | d25cd3888c57… |
| 198.181.196.0 – 198.181.196.255 | 256 | US |
allocated | 1993-11-30 | 419c17a19935… |
| 198.181.197.0 – 198.181.197.255 | 256 | US |
allocated | 1993-11-30 | 419c17a19935… |
| 198.252.207.0 – 198.252.207.255 | 256 | US |
allocated | 1993-11-30 | 228fa1967276… |
| 198.252.208.0 – 198.252.209.255 | 512 | US |
allocated | 1993-11-30 | c94a4d713d9f… |
| 198.252.210.0 – 198.252.210.255 | 256 | US |
allocated | 1993-11-30 | 45ccb8947485… |
| 198.252.211.0 – 198.252.211.255 | 256 | US |
allocated | 1993-11-30 | 5e7685b67be6… |
| 198.252.212.0 – 198.252.215.255 | 1,024 | US |
allocated | 1993-11-30 | 111541c9bb76… |
| 198.252.216.0 – 198.252.217.255 | 512 | US |
allocated | 1993-11-30 | 111541c9bb76… |
| 198.252.218.0 – 198.252.218.255 | 256 | US |
allocated | 1993-11-30 | f46c1c0b92b7… |
| 198.252.219.0 – 198.252.219.255 | 256 | US |
allocated | 1993-11-30 | aec0258b0108… |
| 198.252.220.0 – 198.252.220.255 | 256 | US |
allocated | 1993-11-30 | aec0258b0108… |
| 199.10.100.0 – 199.10.100.255 | 256 | US |
allocated | 1993-11-30 | 45fe880b68a8… |
| 199.10.101.0 – 199.10.101.255 | 256 | US |
allocated | 1993-11-30 | 45fe880b68a8… |
| 199.10.102.0 – 199.10.102.255 | 256 | US |
allocated | 1993-11-30 | 45fe880b68a8… |
| 199.10.103.0 – 199.10.103.255 | 256 | US |
allocated | 1993-11-30 | 45fe880b68a8… |
| 199.10.104.0 – 199.10.104.255 | 256 | US |
allocated | 1993-11-30 | 45fe880b68a8… |
| 199.10.106.0 – 199.10.106.255 | 256 | US |
allocated | 1993-11-30 | f762d2b5e413… |
| 199.10.107.0 – 199.10.107.255 | 256 | US |
allocated | 1993-11-30 | 45fe880b68a8… |
| 199.10.108.0 – 199.10.109.255 | 512 | US |
allocated | 1993-11-30 | 45fe880b68a8… |
| 199.10.110.0 – 199.10.110.255 | 256 | US |
allocated | 1993-11-30 | 45fe880b68a8… |
| 199.10.120.0 – 199.10.120.255 | 256 | US |
allocated | 1993-11-30 | 45fe880b68a8… |
| 199.46.8.0 – 199.46.15.255 | 2,048 | US |
allocated | 1993-11-30 | 6aa254e795f3… |
| 199.67.0.0 – 199.67.7.255 | 2,048 | US |
allocated | 1993-11-30 | 267e9e66364f… |
| 198.96.117.0 – 198.96.117.255 | 256 | CA |
allocated | 1993-11-29 | 3133b124a0e3… |
| 198.96.118.0 – 198.96.119.255 | 512 | CA |
allocated | 1993-11-29 | 3133b124a0e3… |
| 198.161.28.0 – 198.161.31.255 | 1,024 | CA |
allocated | 1993-11-29 | cd70a195ea01… |
| 198.252.194.0 – 198.252.195.255 | 512 | US |
allocated | 1993-11-29 | 9f14454567a6… |
| 198.252.196.0 – 198.252.199.255 | 1,024 | US |
allocated | 1993-11-29 | 5f94975af0c2… |
| 199.46.0.0 – 199.46.7.255 | 2,048 | US |
allocated | 1993-11-29 | 82362554a370… |
| 139.173.0.0 – 139.173.255.255 | 65,536 | CA |
allocated | 1993-11-26 | b77317ab42b2… |