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
1,645,582,848
📦
IPv4 networks
76,670
delegated blocks
🧭
IPv6 networks
11,332
delegated blocks
🔗
Autonomous systems
34,007
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 199.5.246.0 – 199.5.246.255 | 256 |  US |
allocated | 1993-12-27 | 7328d0f0d70e… |
| 199.5.247.0 – 199.5.247.255 | 256 | US |
allocated | 1993-12-27 | 2882fe9f63b3… |
| 199.5.248.0 – 199.5.248.255 | 256 | US |
allocated | 1993-12-27 | 2882fe9f63b3… |
| 199.5.249.0 – 199.5.249.255 | 256 | US |
allocated | 1993-12-27 | 3cedacf9c4cc… |
| 199.5.250.0 – 199.5.251.255 | 512 | US |
allocated | 1993-12-27 | c64d461b314b… |
| 199.5.253.0 – 199.5.253.255 | 256 | US |
allocated | 1993-12-27 | 91f4d95d1f43… |
| 199.5.254.0 – 199.5.254.255 | 256 | US |
allocated | 1993-12-27 | 8b379b6a2e4e… |
| 199.89.0.0 – 199.89.7.255 | 2,048 | US |
allocated | 1993-12-27 | fc2a0d780344… |
| 149.21.0.0 – 149.21.255.255 | 65,536 | US |
allocated | 1993-12-23 | 5d245b14d2ec… |
| 170.14.0.0 – 170.14.255.255 | 65,536 | US |
allocated | 1993-12-23 | 87addbbc9c1a… |
| 170.16.0.0 – 170.16.255.255 | 65,536 | US |
allocated | 1993-12-23 | d15337586cfb… |
| 170.17.0.0 – 170.17.127.255 | 32,768 | US |
allocated | 1993-12-23 | 1f7b55325ecb… |
| 198.161.181.0 – 198.161.181.255 | 256 |  CA |
allocated | 1993-12-23 | 75ea44927426… |
| 198.184.206.0 – 198.184.206.255 | 256 | US |
allocated | 1993-12-23 | 662dfa9e23df… |
| 198.184.207.0 – 198.184.207.255 | 256 | US |
allocated | 1993-12-23 | 00d37e58a650… |
| 198.232.32.0 – 198.232.63.255 | 8,192 | US |
allocated | 1993-12-22 | a1d53dc4110f… |
| 199.5.204.0 – 199.5.205.255 | 512 | US |
allocated | 1993-12-22 | 0baa39a10f91… |
| 199.5.206.0 – 199.5.207.255 | 512 | US |
allocated | 1993-12-22 | 58805b1a708d… |
| 199.5.208.0 – 199.5.209.255 | 512 | US |
allocated | 1993-12-22 | 597cde70a2b2… |
| 199.5.210.0 – 199.5.211.255 | 512 | US |
allocated | 1993-12-22 | acae8b61893b… |
| 199.5.212.0 – 199.5.212.255 | 256 | US |
allocated | 1993-12-22 | 13255b60539e… |
| 199.5.213.0 – 199.5.213.255 | 256 | US |
allocated | 1993-12-22 | 335a3feb754e… |
| 199.5.214.0 – 199.5.215.255 | 512 | US |
allocated | 1993-12-22 | 335a3feb754e… |
| 199.5.216.0 – 199.5.217.255 | 512 | US |
allocated | 1993-12-22 | 45ccb8947485… |
| 199.5.218.0 – 199.5.218.255 | 256 | US |
allocated | 1993-12-22 | 45ccb8947485… |
| 199.5.219.0 – 199.5.219.255 | 256 | US |
allocated | 1993-12-22 | a7547c7b3731… |
| 199.92.0.0 – 199.95.255.255 | 262,144 | US |
allocated | 1993-12-22 | e5e3b9c13678… |
| 164.167.0.0 – 164.167.255.255 | 65,536 | US |
allocated | 1993-12-21 | 45fe880b68a8… |
| 165.193.0.0 – 165.193.255.255 | 65,536 | US |
allocated | 1993-12-21 | cdb7d42057bd… |
| 198.163.80.0 – 198.163.83.255 | 1,024 | CA |
allocated | 1993-12-21 | 05f1372d9e3b… |
| 198.169.4.0 – 198.169.5.255 | 512 | CA |
allocated | 1993-12-21 | 3c39d82c711e… |
| 198.184.196.0 – 198.184.196.255 | 256 | US |
allocated | 1993-12-21 | b6cd3edecf1f… |
| 198.184.197.0 – 198.184.197.255 | 256 | US |
allocated | 1993-12-21 | d30e0a02d423… |
| 198.184.198.0 – 198.184.198.255 | 256 | US |
allocated | 1993-12-21 | 25e5bdf50d90… |
| 198.184.199.0 – 198.184.199.255 | 256 | US |
allocated | 1993-12-21 | 0ec424733863… |
| 198.184.200.0 – 198.184.200.255 | 256 | US |
allocated | 1993-12-21 | 419cff1bb764… |
| 198.184.201.0 – 198.184.201.255 | 256 | US |
allocated | 1993-12-21 | c332235df9c0… |
| 198.184.202.0 – 198.184.203.255 | 512 | US |
allocated | 1993-12-21 | a774b52884e3… |
| 198.184.204.0 – 198.184.205.255 | 512 | US |
allocated | 1993-12-21 | a774b52884e3… |
| 199.5.186.0 – 199.5.186.255 | 256 | US |
allocated | 1993-12-21 | 049f448db0a3… |
| 199.5.187.0 – 199.5.187.255 | 256 | US |
allocated | 1993-12-21 | fd03d73f240e… |
| 199.5.188.0 – 199.5.188.255 | 256 | US |
allocated | 1993-12-21 | a71b5cdd409c… |
| 199.5.190.0 – 199.5.190.255 | 256 | US |
allocated | 1993-12-21 | 70bf002bc009… |
| 199.5.191.0 – 199.5.191.255 | 256 | US |
allocated | 1993-12-21 | 36d8ad68eeea… |
| 199.5.192.0 – 199.5.192.255 | 256 | US |
allocated | 1993-12-21 | 54e9a9b513c6… |
| 199.5.193.0 – 199.5.193.255 | 256 | US |
allocated | 1993-12-21 | 6d010da14326… |
| 199.5.195.0 – 199.5.195.255 | 256 | US |
allocated | 1993-12-21 | 71a19b249127… |
| 199.5.196.0 – 199.5.196.255 | 256 | US |
allocated | 1993-12-21 | cde649593174… |
| 199.5.197.0 – 199.5.197.255 | 256 | US |
allocated | 1993-12-21 | 27b110355813… |
| 199.5.198.0 – 199.5.199.255 | 512 | US |
allocated | 1993-12-21 | 27b110355813… |
| 199.5.200.0 – 199.5.200.255 | 256 | US |
allocated | 1993-12-21 | 27b110355813… |
| 199.5.202.0 – 199.5.202.255 | 256 | US |
allocated | 1993-12-21 | 0c7855ef9065… |
| 199.5.203.0 – 199.5.203.255 | 256 | US |
allocated | 1993-12-21 | b461d5de61b1… |
| 199.6.128.0 – 199.6.255.255 | 32,768 | US |
allocated | 1993-12-21 | 66defc41fc95… |
| 199.91.8.0 – 199.91.15.255 | 2,048 | US |
allocated | 1993-12-21 | 6dadde0ef066… |
| 199.91.32.0 – 199.91.39.255 | 2,048 | US |
allocated | 1993-12-21 | 7be08d04e699… |
| 199.91.40.0 – 199.91.41.255 | 512 | US |
allocated | 1993-12-21 | 7be08d04e699… |
| 142.192.0.0 – 142.192.255.255 | 65,536 | US |
allocated | 1993-12-20 | 9d511015ff44… |
| 198.184.180.0 – 198.184.183.255 | 1,024 | US |
allocated | 1993-12-20 | 19fcb7368752… |
| 198.184.184.0 – 198.184.184.255 | 256 | US |
allocated | 1993-12-20 | 51c08009186e… |
| 198.184.185.0 – 198.184.185.255 | 256 | US |
allocated | 1993-12-20 | 58433b802abb… |
| 198.184.186.0 – 198.184.186.255 | 256 | US |
allocated | 1993-12-20 | 1c55bd3aaa07… |
| 198.184.187.0 – 198.184.187.255 | 256 | US |
allocated | 1993-12-20 | fe25ab62c6bb… |
| 198.184.193.0 – 198.184.193.255 | 256 | US |
allocated | 1993-12-20 | f7f1043120cc… |
| 198.184.194.0 – 198.184.194.255 | 256 | US |
allocated | 1993-12-20 | d3e821902320… |
| 198.184.195.0 – 198.184.195.255 | 256 | US |
allocated | 1993-12-20 | 90ef67101322… |
| 199.5.163.0 – 199.5.163.255 | 256 | US |
allocated | 1993-12-20 | c41460c78ccd… |
| 199.5.183.0 – 199.5.183.255 | 256 | US |
allocated | 1993-12-20 | 8c57f5903c06… |
| 199.5.185.0 – 199.5.185.255 | 256 | US |
allocated | 1993-12-20 | 33d80f212cf5… |
| 199.10.119.0 – 199.10.119.255 | 256 | US |
allocated | 1993-12-20 | 45fe880b68a8… |
| 199.73.64.0 – 199.73.79.255 | 4,096 | US |
allocated | 1993-12-20 | 5464cffb8a9c… |
| 199.73.80.0 – 199.73.80.255 | 256 | US |
allocated | 1993-12-20 | 5464cffb8a9c… |
| 199.84.16.0 – 199.84.31.255 | 4,096 | CA |
allocated | 1993-12-20 | be1e3973955f… |
| 199.85.252.0 – 199.85.253.255 | 512 | CA |
allocated | 1993-12-20 | f65f6c976b37… |
| 170.13.0.0 – 170.13.127.255 | 32,768 | US |
allocated | 1993-12-18 | dd02f9b1a9de… |
| 170.13.128.0 – 170.13.191.255 | 16,384 | US |
allocated | 1993-12-18 | dd02f9b1a9de… |
| 170.13.192.0 – 170.13.223.255 | 8,192 | US |
allocated | 1993-12-18 | dd02f9b1a9de… |
| 170.13.224.0 – 170.13.239.255 | 4,096 | US |
allocated | 1993-12-18 | dd02f9b1a9de… |
| 170.13.240.0 – 170.13.243.255 | 1,024 | US |
allocated | 1993-12-18 | dd02f9b1a9de… |
| 170.13.244.0 – 170.13.245.255 | 512 | US |
allocated | 1993-12-18 | dd02f9b1a9de… |
| 170.13.247.0 – 170.13.247.255 | 256 | US |
allocated | 1993-12-18 | dd02f9b1a9de… |
| 170.13.248.0 – 170.13.255.255 | 2,048 | US |
allocated | 1993-12-18 | dd02f9b1a9de… |
| 198.184.169.0 – 198.184.169.255 | 256 | US |
allocated | 1993-12-18 | 1d3b18ff59ec… |
| 198.184.170.0 – 198.184.170.255 | 256 | US |
allocated | 1993-12-18 | 016512ad8eac… |
| 198.184.171.0 – 198.184.171.255 | 256 | US |
allocated | 1993-12-18 | a827aa71c53f… |
| 198.184.172.0 – 198.184.172.255 | 256 | US |
allocated | 1993-12-18 | 6cfc6b4c3bc4… |
| 198.184.173.0 – 198.184.173.255 | 256 | US |
allocated | 1993-12-18 | e220ed812a4c… |
| 198.184.174.0 – 198.184.175.255 | 512 | US |
allocated | 1993-12-18 | e220ed812a4c… |
| 198.184.176.0 – 198.184.176.255 | 256 | US |
allocated | 1993-12-18 | e220ed812a4c… |
| 198.184.177.0 – 198.184.177.255 | 256 | US |
allocated | 1993-12-18 | 6e7fadb2942b… |
| 198.184.178.0 – 198.184.178.255 | 256 | US |
allocated | 1993-12-18 | b76717df2d71… |
| 198.184.179.0 – 198.184.179.255 | 256 | US |
allocated | 1993-12-18 | b76717df2d71… |
| 199.83.0.0 – 199.83.7.255 | 2,048 | US |
allocated | 1993-12-18 | c397d53815fc… |
| 199.87.0.0 – 199.87.0.255 | 256 | US |
allocated | 1993-12-18 | f1363e06e388… |
| 156.152.0.0 – 156.152.255.255 | 65,536 | US |
allocated | 1993-12-17 | f21130892698… |
| 198.7.128.0 – 198.7.191.255 | 16,384 | US |
allocated | 1993-12-17 | 602bcb15b1e1… |
| 198.162.127.0 – 198.162.127.255 | 256 | CA |
allocated | 1993-12-17 | cb935a47cdf6… |
| 198.184.160.0 – 198.184.160.255 | 256 | US |
allocated | 1993-12-17 | 612d75305faa… |
| 198.184.162.0 – 198.184.162.255 | 256 | US |
allocated | 1993-12-17 | 29c0a965d4a4… |
| 198.184.163.0 – 198.184.163.255 | 256 | US |
allocated | 1993-12-17 | abb4cafc7a3e… |