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
1,644,590,848
📦
IPv4 networks
76,800
delegated blocks
🧭
IPv6 networks
11,469
delegated blocks
🔗
Autonomous systems
34,176
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 205.166.80.0 – 205.166.80.255 | 256 |  US |
allocated | 2012-02-23 | 71c0734ec0a6… |
| 108.171.96.0 – 108.171.127.255 | 8,192 | US |
allocated | 2012-02-22 | f3cb8e58b641… |
| 108.175.64.0 – 108.175.79.255 | 4,096 | US |
allocated | 2012-02-22 | cbf7365dac72… |
| 199.102.92.0 – 199.102.95.255 | 1,024 | US |
allocated | 2012-02-22 | a4d064d6541a… |
| 199.102.96.0 – 199.102.103.255 | 2,048 |  CA |
allocated | 2012-02-22 | d230ccaa82cf… |
| 199.102.104.0 – 199.102.107.255 | 1,024 | US |
allocated | 2012-02-22 | 6ac9e8ec86fb… |
| 199.102.112.0 – 199.102.119.255 | 2,048 | US |
allocated | 2012-02-22 | 34d342be0361… |
| 23.28.96.0 – 23.28.127.255 | 8,192 | US |
allocated | 2012-02-21 | e9f843549cbf… |
| 23.28.128.0 – 23.28.255.255 | 32,768 | US |
allocated | 2012-02-21 | e9f843549cbf… |
| 199.102.76.0 – 199.102.79.255 | 1,024 | US |
allocated | 2012-02-21 | 65016ba39c26… |
| 199.102.80.0 – 199.102.87.255 | 2,048 | US |
allocated | 2012-02-21 | 6b641bc3edc2… |
| 199.102.88.0 – 199.102.91.255 | 1,024 | US |
allocated | 2012-02-21 | aa5386f26f58… |
| 205.159.255.0 – 205.159.255.255 | 256 | US |
allocated | 2012-02-21 | ed644108ded4… |
| 205.196.78.0 – 205.196.79.255 | 512 | US |
allocated | 2012-02-21 | e166feb36485… |
| 108.171.64.0 – 108.171.95.255 | 8,192 | CA |
allocated | 2012-02-17 | df04ba7e5e16… |
| 128.136.0.0 – 128.136.255.255 | 65,536 | US |
allocated | 2012-02-17 | 68ddf6a7f69b… |
| 199.102.60.0 – 199.102.63.255 | 1,024 | US |
allocated | 2012-02-17 | 0204d0078e12… |
| 199.102.64.0 – 199.102.67.255 | 1,024 | US |
allocated | 2012-02-17 | 4ce30611f900… |
| 199.102.68.0 – 199.102.71.255 | 1,024 | US |
allocated | 2012-02-17 | b7eb5254095a… |
| 205.159.128.0 – 205.159.128.255 | 256 | US |
allocated | 2012-02-17 | 4b201e83eaa0… |
| 205.159.133.0 – 205.159.133.255 | 256 | US |
allocated | 2012-02-17 | 501b1d6d013b… |
| 205.159.250.0 – 205.159.250.255 | 256 | US |
allocated | 2012-02-17 | f4550e3e8716… |
| 108.175.32.0 – 108.175.47.255 | 4,096 | US |
allocated | 2012-02-16 | c7fae75a7e69… |
| 108.175.112.0 – 108.175.127.255 | 4,096 | US |
allocated | 2012-02-16 | bc3f9c2e4687… |
| 199.102.56.0 – 199.102.59.255 | 1,024 | US |
allocated | 2012-02-16 | 7580b444758d… |
| 199.101.116.0 – 199.101.119.255 | 1,024 | US |
allocated | 2012-02-15 | 206b36694dee… |
| 199.101.120.0 – 199.101.127.255 | 2,048 | US |
allocated | 2012-02-15 | ae43a4dd7f0d… |
| 199.102.48.0 – 199.102.51.255 | 1,024 | US |
allocated | 2012-02-15 | 35d069cb49b8… |
| 199.102.52.0 – 199.102.55.255 | 1,024 | US |
allocated | 2012-02-15 | 3ea2782e2d7f… |
| 205.196.12.0 – 205.196.13.255 | 512 | US |
allocated | 2012-02-15 | 20ed5c4db821… |
| 205.196.70.0 – 205.196.70.255 | 256 | US |
allocated | 2012-02-15 | 581b4ab1ec15… |
| 108.169.192.0 – 108.169.255.255 | 16,384 | US |
allocated | 2012-02-14 | 88a63c2539ed… |
| 199.101.104.0 – 199.101.107.255 | 1,024 | US |
allocated | 2012-02-14 | 9a62f6aa683c… |
| 199.101.112.0 – 199.101.115.255 | 1,024 |  IL |
allocated | 2012-02-14 | 39128ed8d7e3… |
| 23.27.0.0 – 23.27.255.255 | 65,536 | US |
allocated | 2012-02-13 | 0fdeb4020d94… |
| 65.98.148.0 – 65.98.149.255 | 512 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 65.98.150.0 – 65.98.150.255 | 256 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 65.98.151.0 – 65.98.151.255 | 256 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 65.98.152.0 – 65.98.153.255 | 512 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 65.98.154.0 – 65.98.154.255 | 256 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 65.98.155.0 – 65.98.155.255 | 256 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 65.98.156.0 – 65.98.159.255 | 1,024 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 65.98.160.0 – 65.98.175.255 | 4,096 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 65.98.176.0 – 65.98.176.255 | 256 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 65.98.177.0 – 65.98.177.255 | 256 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 65.98.178.0 – 65.98.179.255 | 512 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 65.98.180.0 – 65.98.183.255 | 1,024 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 65.98.184.0 – 65.98.191.255 | 2,048 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 65.98.192.0 – 65.98.223.255 | 8,192 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 65.98.224.0 – 65.98.231.255 | 2,048 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 65.98.232.0 – 65.98.239.255 | 2,048 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 65.98.240.0 – 65.98.240.255 | 256 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 65.98.241.0 – 65.98.241.255 | 256 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 65.98.242.0 – 65.98.243.255 | 512 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 65.98.244.0 – 65.98.247.255 | 1,024 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 65.98.248.0 – 65.98.251.255 | 1,024 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 65.98.252.0 – 65.98.252.255 | 256 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 65.98.253.0 – 65.98.253.255 | 256 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 65.98.254.0 – 65.98.255.255 | 512 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 66.81.2.0 – 66.81.3.255 | 512 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.4.0 – 66.81.5.255 | 512 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.6.0 – 66.81.6.255 | 256 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.7.0 – 66.81.7.255 | 256 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 66.81.8.0 – 66.81.8.255 | 256 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 66.81.9.0 – 66.81.9.255 | 256 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.10.0 – 66.81.11.255 | 512 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.12.0 – 66.81.13.255 | 512 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.14.0 – 66.81.14.255 | 256 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 66.81.15.0 – 66.81.15.255 | 256 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.16.0 – 66.81.23.255 | 2,048 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.24.0 – 66.81.27.255 | 1,024 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.28.0 – 66.81.29.255 | 512 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 66.81.30.0 – 66.81.31.255 | 512 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.32.0 – 66.81.35.255 | 1,024 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 66.81.36.0 – 66.81.37.255 | 512 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 66.81.38.0 – 66.81.39.255 | 512 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.40.0 – 66.81.47.255 | 2,048 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 66.81.48.0 – 66.81.49.255 | 512 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.50.0 – 66.81.51.255 | 512 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 66.81.52.0 – 66.81.55.255 | 1,024 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 66.81.56.0 – 66.81.63.255 | 2,048 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.64.0 – 66.81.79.255 | 4,096 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.80.0 – 66.81.80.255 | 256 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.81.0 – 66.81.81.255 | 256 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 66.81.82.0 – 66.81.83.255 | 512 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.84.0 – 66.81.87.255 | 1,024 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 66.81.88.0 – 66.81.91.255 | 1,024 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.92.0 – 66.81.93.255 | 512 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.94.0 – 66.81.94.255 | 256 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.95.0 – 66.81.95.255 | 256 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 66.81.96.0 – 66.81.99.255 | 1,024 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.100.0 – 66.81.101.255 | 512 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.102.0 – 66.81.102.255 | 256 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.103.0 – 66.81.103.255 | 256 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 66.81.104.0 – 66.81.105.255 | 512 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 66.81.106.0 – 66.81.107.255 | 512 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.108.0 – 66.81.111.255 | 1,024 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.120.0 – 66.81.123.255 | 1,024 | US |
allocated | 2012-02-13 | f1b92b3419bc… |
| 66.81.124.0 – 66.81.127.255 | 1,024 | US |
allocated | 2012-02-13 | 12e60256aff4… |
| 66.81.128.0 – 66.81.131.255 | 1,024 | US |
allocated | 2012-02-13 | 12e60256aff4… |