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
1,639,263,232
📦
IPv4 networks
76,747
delegated blocks
🧭
IPv6 networks
11,457
delegated blocks
🔗
Autonomous systems
34,140
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 165.2.96.0 – 165.2.127.255 | 8,192 |  US |
allocated | 1993-03-24 | 6fa77f4b958a… |
| 165.2.128.0 – 165.2.255.255 | 32,768 | US |
allocated | 1993-03-24 | 6fa77f4b958a… |
| 166.41.0.0 – 166.41.255.255 | 65,536 | US |
allocated | 1993-03-24 | e220ed812a4c… |
| 166.42.0.0 – 166.43.255.255 | 131,072 | US |
allocated | 1993-03-24 | e220ed812a4c… |
| 166.44.0.0 – 166.44.255.255 | 65,536 | US |
allocated | 1993-03-24 | e220ed812a4c… |
| 166.45.0.0 – 166.45.255.255 | 65,536 | US |
allocated | 1993-03-24 | e220ed812a4c… |
| 166.46.0.0 – 166.47.255.255 | 131,072 | US |
allocated | 1993-03-24 | e220ed812a4c… |
| 166.49.0.0 – 166.49.127.255 | 32,768 | US |
allocated | 1993-03-24 | cdb7d42057bd… |
| 166.50.0.0 – 166.51.255.255 | 131,072 | US |
allocated | 1993-03-24 | e220ed812a4c… |
| 166.52.0.0 – 166.53.255.255 | 131,072 | US |
allocated | 1993-03-24 | e220ed812a4c… |
| 166.54.0.0 – 166.54.255.255 | 65,536 | US |
allocated | 1993-03-24 | e220ed812a4c… |
| 166.55.0.0 – 166.55.255.255 | 65,536 | US |
allocated | 1993-03-24 | e220ed812a4c… |
| 166.56.0.0 – 166.56.255.255 | 65,536 | US |
allocated | 1993-03-24 | e220ed812a4c… |
| 166.57.0.0 – 166.57.255.255 | 65,536 | US |
allocated | 1993-03-24 | e220ed812a4c… |
| 166.58.0.0 – 166.58.255.255 | 65,536 | US |
allocated | 1993-03-24 | e220ed812a4c… |
| 166.59.0.0 – 166.59.255.255 | 65,536 | US |
allocated | 1993-03-24 | e220ed812a4c… |
| 166.60.0.0 – 166.60.255.255 | 65,536 | US |
allocated | 1993-03-24 | e220ed812a4c… |
| 166.61.0.0 – 166.61.255.255 | 65,536 | US |
allocated | 1993-03-24 | e220ed812a4c… |
| 166.63.128.0 – 166.63.159.255 | 8,192 | US |
allocated | 1993-03-24 | cdb7d42057bd… |
| 166.63.160.0 – 166.63.191.255 | 8,192 | US |
allocated | 1993-03-24 | 8d94230a2495… |
| 166.63.192.0 – 166.63.223.255 | 8,192 | US |
allocated | 1993-03-24 | 8d94230a2495… |
| 198.41.64.0 – 198.41.79.255 | 4,096 | US |
allocated | 1993-03-24 | 36f0db057bdb… |
| 198.101.4.0 – 198.101.5.255 | 512 | US |
allocated | 1993-03-24 | 45fe880b68a8… |
| 198.101.6.0 – 198.101.6.255 | 256 | US |
allocated | 1993-03-24 | 45fe880b68a8… |
| 198.102.5.0 – 198.102.5.255 | 256 | US |
allocated | 1993-03-24 | 31d79b065f73… |
| 198.102.6.0 – 198.102.6.255 | 256 | US |
allocated | 1993-03-24 | 8324642dc577… |
| 198.102.83.0 – 198.102.83.255 | 256 | US |
allocated | 1993-03-24 | 63b40723ccb6… |
| 198.102.84.0 – 198.102.84.255 | 256 | US |
allocated | 1993-03-24 | 63b40723ccb6… |
| 198.102.85.0 – 198.102.85.255 | 256 | US |
allocated | 1993-03-24 | 577fc900949c… |
| 198.102.86.0 – 198.102.86.255 | 256 | US |
allocated | 1993-03-24 | 577fc900949c… |
| 198.102.87.0 – 198.102.87.255 | 256 | US |
allocated | 1993-03-24 | 577fc900949c… |
| 198.102.88.0 – 198.102.88.255 | 256 | US |
allocated | 1993-03-24 | 327a1f924c77… |
| 198.102.89.0 – 198.102.89.255 | 256 | US |
allocated | 1993-03-24 | 577fc900949c… |
| 198.102.90.0 – 198.102.90.255 | 256 | US |
allocated | 1993-03-24 | 7feae6df3fa1… |
| 198.102.91.0 – 198.102.91.255 | 256 | US |
allocated | 1993-03-24 | ca2e412fb7a7… |
| 198.102.92.0 – 198.102.92.255 | 256 | US |
allocated | 1993-03-24 | b8276c485199… |
| 198.102.93.0 – 198.102.93.255 | 256 | US |
allocated | 1993-03-24 | d9dd70968b27… |
| 198.102.94.0 – 198.102.94.255 | 256 | US |
allocated | 1993-03-24 | 33722beb4918… |
| 198.102.95.0 – 198.102.95.255 | 256 | US |
allocated | 1993-03-24 | dcfe3d617e6a… |
| 198.102.96.0 – 198.102.96.255 | 256 | US |
allocated | 1993-03-24 | 1b94f2047849… |
| 198.102.97.0 – 198.102.97.255 | 256 | US |
allocated | 1993-03-24 | d03a631d6c16… |
| 198.102.98.0 – 198.102.98.255 | 256 | US |
allocated | 1993-03-24 | 3c4107dba056… |
| 161.235.0.0 – 161.235.255.255 | 65,536 | US |
allocated | 1993-03-23 | abdce1303284… |
| 161.236.0.0 – 161.236.255.255 | 65,536 | US |
allocated | 1993-03-23 | 2c8b166870cf… |
| 161.237.0.0 – 161.237.255.255 | 65,536 | US |
allocated | 1993-03-23 | 7013a13d0ca7… |
| 164.166.0.0 – 164.166.255.255 | 65,536 |  CA |
allocated | 1993-03-23 | caeb360ae25b… |
| 192.197.121.0 – 192.197.121.255 | 256 | CA |
allocated | 1993-03-23 | 66111f81a5ab… |
| 192.219.105.0 – 192.219.105.255 | 256 | CA |
allocated | 1993-03-23 | 1cb4ba59c72c… |
| 192.219.106.0 – 192.219.106.255 | 256 | CA |
allocated | 1993-03-23 | 1cb4ba59c72c… |
| 192.219.107.0 – 192.219.107.255 | 256 | CA |
allocated | 1993-03-23 | 1cb4ba59c72c… |
| 192.219.108.0 – 192.219.108.255 | 256 | CA |
allocated | 1993-03-23 | 1cb4ba59c72c… |
| 192.219.109.0 – 192.219.109.255 | 256 | CA |
allocated | 1993-03-23 | 1cb4ba59c72c… |
| 192.219.110.0 – 192.219.110.255 | 256 | CA |
allocated | 1993-03-23 | 1cb4ba59c72c… |
| 192.219.111.0 – 192.219.111.255 | 256 | CA |
allocated | 1993-03-23 | 1cb4ba59c72c… |
| 192.219.112.0 – 192.219.112.255 | 256 | CA |
allocated | 1993-03-23 | 1cb4ba59c72c… |
| 192.219.113.0 – 192.219.113.255 | 256 | CA |
allocated | 1993-03-23 | 1cb4ba59c72c… |
| 192.219.114.0 – 192.219.114.255 | 256 | CA |
allocated | 1993-03-23 | 1cb4ba59c72c… |
| 192.219.115.0 – 192.219.115.255 | 256 | CA |
allocated | 1993-03-23 | 1cb4ba59c72c… |
| 192.219.116.0 – 192.219.116.255 | 256 | CA |
allocated | 1993-03-23 | 1cb4ba59c72c… |
| 192.219.117.0 – 192.219.117.255 | 256 | CA |
allocated | 1993-03-23 | 1cb4ba59c72c… |
| 192.219.118.0 – 192.219.118.255 | 256 | CA |
allocated | 1993-03-23 | 1cb4ba59c72c… |
| 192.219.119.0 – 192.219.119.255 | 256 | CA |
allocated | 1993-03-23 | 1cb4ba59c72c… |
| 198.12.26.0 – 198.12.27.255 | 512 | US |
allocated | 1993-03-23 | 919ce8df5778… |
| 198.12.28.0 – 198.12.31.255 | 1,024 | US |
allocated | 1993-03-23 | 919ce8df5778… |
| 198.58.64.0 – 198.58.71.255 | 2,048 | US |
allocated | 1993-03-23 | a628910a70b6… |
| 198.61.64.0 – 198.61.95.255 | 8,192 | US |
allocated | 1993-03-23 | 51d3dcc22945… |
| 198.62.225.0 – 198.62.225.255 | 256 | US |
allocated | 1993-03-23 | e9a1874069e4… |
| 198.62.226.0 – 198.62.226.255 | 256 | US |
allocated | 1993-03-23 | 8d8b05392b75… |
| 198.62.227.0 – 198.62.227.255 | 256 | US |
allocated | 1993-03-23 | 8d8b05392b75… |
| 198.62.228.0 – 198.62.228.255 | 256 | US |
allocated | 1993-03-23 | 8d8b05392b75… |
| 198.62.230.0 – 198.62.230.255 | 256 | US |
allocated | 1993-03-23 | 0f1398489618… |
| 198.62.231.0 – 198.62.231.255 | 256 | US |
allocated | 1993-03-23 | 0f1398489618… |
| 198.62.232.0 – 198.62.232.255 | 256 | US |
allocated | 1993-03-23 | 0f1398489618… |
| 198.62.233.0 – 198.62.233.255 | 256 | US |
allocated | 1993-03-23 | b2d76cec2e0b… |
| 198.62.234.0 – 198.62.234.255 | 256 | US |
allocated | 1993-03-23 | c6b3719e09aa… |
| 198.62.235.0 – 198.62.235.255 | 256 | US |
allocated | 1993-03-23 | d67a2b071440… |
| 198.62.236.0 – 198.62.236.255 | 256 | US |
allocated | 1993-03-23 | 2f53d5627a72… |
| 198.62.237.0 – 198.62.237.255 | 256 | US |
allocated | 1993-03-23 | 7347b13c724c… |
| 198.62.238.0 – 198.62.238.255 | 256 | US |
allocated | 1993-03-23 | 7347b13c724c… |
| 198.62.239.0 – 198.62.239.255 | 256 | US |
allocated | 1993-03-23 | 727f0e02cfc2… |
| 198.62.241.0 – 198.62.241.255 | 256 | US |
allocated | 1993-03-23 | 3f1139dcbf7d… |
| 198.62.242.0 – 198.62.242.255 | 256 | US |
allocated | 1993-03-23 | 5e9f22bc052d… |
| 198.62.243.0 – 198.62.243.255 | 256 | US |
allocated | 1993-03-23 | 5e9f22bc052d… |
| 198.62.244.0 – 198.62.244.255 | 256 | US |
allocated | 1993-03-23 | 5e9f22bc052d… |
| 198.62.245.0 – 198.62.245.255 | 256 | US |
allocated | 1993-03-23 | db568ddcb8d3… |
| 198.62.246.0 – 198.62.247.255 | 512 | US |
allocated | 1993-03-23 | 3f4f29061485… |
| 198.62.248.0 – 198.62.249.255 | 512 | US |
allocated | 1993-03-23 | 3f4f29061485… |
| 198.62.250.0 – 198.62.250.255 | 256 | US |
allocated | 1993-03-23 | 3f4f29061485… |
| 198.62.251.0 – 198.62.251.255 | 256 | US |
allocated | 1993-03-23 | 0596821a6910… |
| 198.62.252.0 – 198.62.253.255 | 512 | US |
allocated | 1993-03-23 | 0596821a6910… |
| 198.62.254.0 – 198.62.254.255 | 256 | US |
allocated | 1993-03-23 | 0596821a6910… |
| 198.97.68.0 – 198.97.68.255 | 256 | US |
allocated | 1993-03-23 | 45fe880b68a8… |
| 198.99.69.0 – 198.99.69.255 | 256 | US |
allocated | 1993-03-23 | 0596821a6910… |
| 198.99.70.0 – 198.99.71.255 | 512 | US |
allocated | 1993-03-23 | 0596821a6910… |
| 198.99.72.0 – 198.99.72.255 | 256 | US |
allocated | 1993-03-23 | 0596821a6910… |
| 198.100.4.0 – 198.100.7.255 | 1,024 | US |
allocated | 1993-03-23 | 919ce8df5778… |
| 198.100.32.0 – 198.100.39.255 | 2,048 | US |
allocated | 1993-03-23 | c4fef8e680d3… |
| 198.100.40.0 – 198.100.41.255 | 512 | US |
allocated | 1993-03-23 | c4fef8e680d3… |
| 161.233.0.0 – 161.233.255.255 | 65,536 | US |
allocated | 1993-03-22 | 74d23e050e09… |
| 165.1.0.0 – 165.1.63.255 | 16,384 | US |
allocated | 1993-03-22 | 2eb8387bcf4c… |