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 |
|---|---|---|---|---|---|
| 170.203.0.0 – 170.203.7.255 | 2,048 |  US |
allocated | 2021-11-30 | a6fdff72202e… |
| 190.151.136.0 – 190.151.136.255 | 256 |  CA |
allocated | 2021-11-30 | 0e7e8db57457… |
| 205.166.247.0 – 205.166.247.255 | 256 | US |
allocated | 2021-11-30 | 2515b4b3898e… |
| 207.162.208.0 – 207.162.223.255 | 4,096 | US |
allocated | 2021-11-30 | fe4ab67e6f0e… |
| 208.99.60.0 – 208.99.60.255 | 256 | US |
allocated | 2021-11-30 | 313f4332c0d8… |
| 74.214.0.0 – 74.214.15.255 | 4,096 | US |
allocated | 2021-11-29 | 2ee7ce92c1b5… |
| 136.1.0.0 – 136.1.255.255 | 65,536 | US |
allocated | 2021-11-29 | 20c786e8edd8… |
| 136.2.0.0 – 136.2.255.255 | 65,536 | US |
allocated | 2021-11-29 | 20c786e8edd8… |
| 136.8.0.0 – 136.9.255.255 | 131,072 | US |
allocated | 2021-11-29 | 20c786e8edd8… |
| 136.10.0.0 – 136.10.255.255 | 65,536 | US |
allocated | 2021-11-29 | 20c786e8edd8… |
| 136.17.0.0 – 136.17.255.255 | 65,536 | US |
allocated | 2021-11-29 | 20c786e8edd8… |
| 136.18.0.0 – 136.18.15.255 | 4,096 | US |
allocated | 2021-11-29 | 20c786e8edd8… |
| 136.18.18.0 – 136.18.19.255 | 512 | US |
allocated | 2021-11-29 | 20c786e8edd8… |
| 136.18.20.0 – 136.18.23.255 | 1,024 | US |
allocated | 2021-11-29 | 20c786e8edd8… |
| 136.18.24.0 – 136.18.31.255 | 2,048 | US |
allocated | 2021-11-29 | 20c786e8edd8… |
| 136.18.32.0 – 136.18.47.255 | 4,096 | US |
allocated | 2021-11-29 | 20c786e8edd8… |
| 136.18.50.0 – 136.18.51.255 | 512 | US |
allocated | 2021-11-29 | 20c786e8edd8… |
| 136.18.52.0 – 136.18.55.255 | 1,024 | US |
allocated | 2021-11-29 | 20c786e8edd8… |
| 136.18.56.0 – 136.18.63.255 | 2,048 | US |
allocated | 2021-11-29 | 20c786e8edd8… |
| 136.18.64.0 – 136.18.127.255 | 16,384 | US |
allocated | 2021-11-29 | 20c786e8edd8… |
| 136.18.128.0 – 136.18.255.255 | 32,768 | US |
allocated | 2021-11-29 | 20c786e8edd8… |
| 147.185.189.0 – 147.185.189.255 | 256 | US |
allocated | 2021-11-29 | a21b7e02b965… |
| 147.185.208.0 – 147.185.208.255 | 256 | US |
allocated | 2021-11-29 | a21b7e02b965… |
| 147.185.210.0 – 147.185.210.255 | 256 | US |
allocated | 2021-11-29 | a21b7e02b965… |
| 147.185.216.0 – 147.185.216.255 | 256 | US |
allocated | 2021-11-29 | a21b7e02b965… |
| 147.185.219.0 – 147.185.219.255 | 256 | US |
allocated | 2021-11-29 | a21b7e02b965… |
| 147.185.225.0 – 147.185.225.255 | 256 | US |
allocated | 2021-11-29 | a21b7e02b965… |
| 172.99.4.0 – 172.99.7.255 | 1,024 | US |
allocated | 2021-11-29 | cc0a017fa1cd… |
| 204.8.76.0 – 204.8.79.255 | 1,024 | US |
allocated | 2021-11-29 | a21b7e02b965… |
| 204.8.116.0 – 204.8.119.255 | 1,024 | US |
allocated | 2021-11-29 | a21b7e02b965… |
| 206.247.0.0 – 206.247.255.255 | 65,536 | US |
allocated | 2021-11-29 | 18329c371e51… |
| 209.127.100.0 – 209.127.103.255 | 1,024 | US |
allocated | 2021-11-29 | a21b7e02b965… |
| 23.150.164.0 – 23.150.164.255 | 256 | US |
allocated | 2021-11-24 | 3400055133fb… |
| 66.29.192.0 – 66.29.223.255 | 8,192 | US |
allocated | 2021-11-24 | 98e6c615fd07… |
| 74.81.192.0 – 74.81.223.255 | 8,192 | US |
allocated | 2021-11-24 | 98e6c615fd07… |
| 209.145.42.0 – 209.145.43.255 | 512 | US |
allocated | 2021-11-24 | b990687ac3df… |
| 216.49.128.0 – 216.49.143.255 | 4,096 | US |
allocated | 2021-11-24 | aa5c253f1bc3… |
| 23.128.200.0 – 23.128.200.255 | 256 | CA |
allocated | 2021-11-23 | af102bb876cf… |
| 23.128.216.0 – 23.128.216.255 | 256 | US |
allocated | 2021-11-23 | b028b601fd79… |
| 104.129.132.0 – 104.129.133.255 | 512 | US |
allocated | 2021-11-23 | 555d96f84ca8… |
| 170.76.234.0 – 170.76.234.255 | 256 | US |
allocated | 2021-11-23 | 1e02e638053f… |
| 170.203.64.0 – 170.203.95.255 | 8,192 | US |
allocated | 2021-11-23 | c1dfdf31702f… |
| 170.203.192.0 – 170.203.223.255 | 8,192 | US |
allocated | 2021-11-23 | c1dfdf31702f… |
| 195.85.88.0 – 195.85.88.255 | 256 | US |
allocated | 2021-11-23 | 6b6c352a50de… |
| 209.127.208.0 – 209.127.211.255 | 1,024 | US |
allocated | 2021-11-23 | 2b33e2bf3cb2… |
| 23.128.184.0 – 23.128.184.255 | 256 | CA |
allocated | 2021-11-22 | 5806049dae5f… |
| 165.140.170.0 – 165.140.170.255 | 256 | US |
allocated | 2021-11-22 | 8086456db52f… |
| 64.190.224.0 – 64.190.224.255 | 256 | US |
allocated | 2021-11-19 | 8200696a797d… |
| 74.81.183.0 – 74.81.183.255 | 256 | US |
allocated | 2021-11-19 | 75fc43d5f69c… |
| 69.67.136.0 – 69.67.143.255 | 2,048 | US |
allocated | 2021-11-18 | 0c5ea370b0d1… |
| 76.76.2.0 – 76.76.2.255 | 256 | CA |
allocated | 2021-11-18 | 28365df404c7… |
| 76.76.10.0 – 76.76.10.255 | 256 | CA |
allocated | 2021-11-18 | 28365df404c7… |
| 167.94.34.0 – 167.94.34.255 | 256 | US |
allocated | 2021-11-18 | be3010913ada… |
| 167.94.222.0 – 167.94.222.255 | 256 | US |
allocated | 2021-11-18 | 276422fe4821… |
| 167.94.226.0 – 167.94.226.255 | 256 | US |
allocated | 2021-11-18 | 276422fe4821… |
| 168.100.6.0 – 168.100.7.255 | 512 | US |
allocated | 2021-11-18 | b54dfd549663… |
| 195.85.85.0 – 195.85.85.255 | 256 | US |
allocated | 2021-11-18 | cbd1c6217ea2… |
| 199.79.130.0 – 199.79.130.255 | 256 | US |
allocated | 2021-11-18 | 8cefcf8df78f… |
| 206.253.88.0 – 206.253.91.255 | 1,024 | CA |
allocated | 2021-11-18 | 28365df404c7… |
| 209.195.216.0 – 209.195.223.255 | 2,048 | US |
allocated | 2021-11-18 | fd71130d6326… |
| 23.128.168.0 – 23.128.168.255 | 256 |  PR |
allocated | 2021-11-17 | efb32ec24b8c… |
| 23.128.136.0 – 23.128.136.255 | 256 | US |
allocated | 2021-11-16 | b8ddebf06ef3… |
| 23.160.49.0 – 23.160.49.255 | 256 | CA |
allocated | 2021-11-16 | c287be2f92d2… |
| 140.106.160.0 – 140.106.191.255 | 8,192 | US |
allocated | 2021-11-16 | 54fe47abfba0… |
| 149.112.26.0 – 149.112.26.255 | 256 | CA |
allocated | 2021-11-16 | bfc82c32f1e5… |
| 23.128.104.0 – 23.128.104.255 | 256 | US |
allocated | 2021-11-15 | 73e513383853… |
| 23.128.120.0 – 23.128.121.255 | 512 | US |
allocated | 2021-11-15 | 003167bf7fc5… |
| 23.128.122.0 – 23.128.122.255 | 256 | US |
allocated | 2021-11-15 | 003167bf7fc5… |
| 64.224.0.0 – 64.224.7.255 | 2,048 | US |
allocated | 2021-11-12 | 433db68f4c23… |
| 64.224.16.0 – 64.224.19.255 | 1,024 | US |
allocated | 2021-11-12 | 3fafaa5b65f3… |
| 64.224.24.0 – 64.224.31.255 | 2,048 | US |
allocated | 2021-11-12 | 433db68f4c23… |
| 66.51.112.0 – 66.51.119.255 | 2,048 | US |
allocated | 2021-11-12 | f5b9671e67e8… |
| 208.99.47.0 – 208.99.47.255 | 256 | US |
allocated | 2021-11-12 | adc9fbb6bd45… |
| 216.247.248.0 – 216.247.251.255 | 1,024 | US |
allocated | 2021-11-12 | b0dfca43049f… |
| 23.128.82.0 – 23.128.82.255 | 256 | CA |
allocated | 2021-11-10 | 7f223bc3a33f… |
| 23.128.88.0 – 23.128.88.255 | 256 | US |
allocated | 2021-11-10 | d9e567051e91… |
| 23.247.254.0 – 23.247.255.255 | 512 | US |
allocated | 2021-11-10 | 6126d0eb70d6… |
| 199.188.151.0 – 199.188.151.255 | 256 | US |
allocated | 2021-11-10 | 052e3128ddae… |
| 209.145.44.0 – 209.145.47.255 | 1,024 | US |
allocated | 2021-11-10 | 3fafaa5b65f3… |
| 216.247.113.0 – 216.247.113.255 | 256 | CA |
allocated | 2021-11-10 | c25c4ce0c580… |
| 216.247.224.0 – 216.247.231.255 | 2,048 | CA |
allocated | 2021-11-10 | c25c4ce0c580… |
| 23.128.56.0 – 23.128.56.255 | 256 | US |
allocated | 2021-11-09 | 925ef5c84f8e… |
| 136.22.12.0 – 136.22.15.255 | 1,024 | US |
allocated | 2021-11-09 | d654cc322c93… |
| 136.22.16.0 – 136.22.31.255 | 4,096 | US |
allocated | 2021-11-09 | d654cc322c93… |
| 140.106.240.0 – 140.106.255.255 | 4,096 | CA |
allocated | 2021-11-09 | c25c4ce0c580… |
| 165.140.124.0 – 165.140.127.255 | 1,024 | US |
allocated | 2021-11-09 | dd066e5b556c… |
| 64.30.152.0 – 64.30.153.255 | 512 | US |
allocated | 2021-11-08 | f1dd9f2162f4… |
| 103.50.92.0 – 103.50.95.255 | 1,024 | US |
allocated | 2021-11-08 | dd05e8dfc5e1… |
| 165.140.204.0 – 165.140.207.255 | 1,024 | CA |
allocated | 2021-11-08 | 7eee944552a4… |
| 166.108.64.0 – 166.108.127.255 | 16,384 | US |
allocated | 2021-11-08 | 18329c371e51… |
| 206.71.156.0 – 206.71.157.255 | 512 | US |
allocated | 2021-11-08 | e006afc48e6d… |
| 23.128.40.0 – 23.128.40.255 | 256 | US |
allocated | 2021-11-05 | 12259217c22b… |
| 208.99.46.0 – 208.99.46.255 | 256 | US |
allocated | 2021-11-05 | bd1e35191694… |
| 98.96.128.0 – 98.96.159.255 | 8,192 | US |
allocated | 2021-11-04 | 37808cbd7c0a… |
| 165.140.188.0 – 165.140.188.255 | 256 | US |
allocated | 2021-11-04 | a5b4619429a4… |
| 167.94.104.0 – 167.94.105.255 | 512 | CA |
allocated | 2021-11-04 | c86ee0d9d7ed… |
| 167.94.153.0 – 167.94.153.255 | 256 | US |
allocated | 2021-11-04 | 1df98bc786a2… |
| 167.94.196.0 – 167.94.197.255 | 512 | CA |
allocated | 2021-11-04 | c86ee0d9d7ed… |
| 23.152.145.0 – 23.152.145.255 | 256 | US |
allocated | 2021-11-03 | f0a8a63dcc23… |
| 23.178.177.0 – 23.178.177.255 | 256 | US |
allocated | 2021-11-03 | 342903e51434… |