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
1,645,667,328
📦
IPv4 networks
76,693
delegated blocks
🧭
IPv6 networks
11,352
delegated blocks
🔗
Autonomous systems
34,034
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 168.247.0.0 – 168.247.255.255 | 65,536 |  US |
allocated | 1994-10-17 | 9e590f6edfa7… |
| 168.250.0.0 – 168.250.255.255 | 65,536 | US |
allocated | 1994-10-17 | c7ae6774541e… |
| 168.251.0.0 – 168.251.255.255 | 65,536 | US |
allocated | 1994-10-17 | cdb7d42057bd… |
| 204.107.129.0 – 204.107.129.255 | 256 | US |
allocated | 1994-10-17 | 4f25ca0e7618… |
| 204.107.130.0 – 204.107.130.255 | 256 | US |
allocated | 1994-10-17 | 0bd6dc2592c1… |
| 204.107.131.0 – 204.107.131.255 | 256 | US |
allocated | 1994-10-17 | 99264b81b74e… |
| 204.152.16.0 – 204.152.17.255 | 512 | US |
allocated | 1994-10-17 | 576d3e41cf82… |
| 204.153.36.0 – 204.153.37.255 | 512 | US |
allocated | 1994-10-17 | d3b41ff0e670… |
| 204.153.38.0 – 204.153.38.255 | 256 | US |
allocated | 1994-10-17 | d3b41ff0e670… |
| 204.154.88.0 – 204.154.91.255 | 1,024 | US |
allocated | 1994-10-17 | 65e4ea42e57f… |
| 204.154.92.0 – 204.154.93.255 | 512 | US |
allocated | 1994-10-17 | 65e4ea42e57f… |
| 204.154.96.0 – 204.154.99.255 | 1,024 | US |
allocated | 1994-10-17 | 000779de9e26… |
| 204.154.100.0 – 204.154.101.255 | 512 | US |
allocated | 1994-10-17 | 000779de9e26… |
| 204.174.1.0 – 204.174.1.255 | 256 |  CA |
allocated | 1994-10-17 | 09ad5e2823ef… |
| 204.174.2.0 – 204.174.3.255 | 512 | CA |
allocated | 1994-10-17 | 09ad5e2823ef… |
| 204.174.6.0 – 204.174.7.255 | 512 | CA |
allocated | 1994-10-17 | 7594385efd45… |
| 204.174.8.0 – 204.174.8.255 | 256 | CA |
allocated | 1994-10-17 | fb64c4516216… |
| 204.174.9.0 – 204.174.9.255 | 256 | CA |
allocated | 1994-10-17 | c0eda637d9d3… |
| 204.174.10.0 – 204.174.11.255 | 512 | CA |
allocated | 1994-10-17 | 28cee46dbe2d… |
| 204.174.12.0 – 204.174.13.255 | 512 | US |
allocated | 1994-10-17 | 42543342623e… |
| 204.174.14.0 – 204.174.14.255 | 256 | US |
allocated | 1994-10-17 | 42543342623e… |
| 204.174.15.0 – 204.174.15.255 | 256 | CA |
allocated | 1994-10-17 | f8ff4e7bb798… |
| 204.174.16.0 – 204.174.31.255 | 4,096 | US |
allocated | 1994-10-17 | c69d336501b4… |
| 204.174.32.0 – 204.174.33.255 | 512 | CA |
allocated | 1994-10-17 | d185fe79140a… |
| 204.174.34.0 – 204.174.34.255 | 256 | CA |
allocated | 1994-10-17 | d185fe79140a… |
| 204.174.35.0 – 204.174.35.255 | 256 | CA |
allocated | 1994-10-17 | fdf5d0b0f800… |
| 204.174.36.0 – 204.174.36.255 | 256 | CA |
allocated | 1994-10-17 | 301bc1992b2b… |
| 204.174.38.0 – 204.174.38.255 | 256 | CA |
allocated | 1994-10-17 | c09cb169ecb4… |
| 204.174.39.0 – 204.174.39.255 | 256 | CA |
allocated | 1994-10-17 | 37321abd32e1… |
| 204.174.40.0 – 204.174.41.255 | 512 | CA |
allocated | 1994-10-17 | 7738d3c39b83… |
| 204.174.42.0 – 204.174.42.255 | 256 | US |
allocated | 1994-10-17 | e0464b975619… |
| 204.174.43.0 – 204.174.43.255 | 256 | CA |
allocated | 1994-10-17 | 2679fe1fd671… |
| 204.174.44.0 – 204.174.45.255 | 512 | CA |
allocated | 1994-10-17 | 2679fe1fd671… |
| 204.174.46.0 – 204.174.46.255 | 256 | CA |
allocated | 1994-10-17 | 429a6445ea0f… |
| 204.174.48.0 – 204.174.49.255 | 512 | CA |
allocated | 1994-10-17 | e71393d0c2f5… |
| 204.174.52.0 – 204.174.53.255 | 512 | CA |
allocated | 1994-10-17 | aff0dd183eea… |
| 204.174.54.0 – 204.174.54.255 | 256 | CA |
allocated | 1994-10-17 | aff0dd183eea… |
| 204.174.55.0 – 204.174.55.255 | 256 | CA |
allocated | 1994-10-17 | 519ee4628f2e… |
| 204.174.56.0 – 204.174.63.255 | 2,048 | CA |
allocated | 1994-10-17 | 0bf6b027f244… |
| 204.174.64.0 – 204.174.67.255 | 1,024 | CA |
allocated | 1994-10-17 | 0e702695cc8d… |
| 204.174.68.0 – 204.174.69.255 | 512 | CA |
allocated | 1994-10-17 | 0e702695cc8d… |
| 204.174.70.0 – 204.174.70.255 | 256 | CA |
allocated | 1994-10-17 | d1f3c8c34ec4… |
| 204.174.71.0 – 204.174.71.255 | 256 | CA |
allocated | 1994-10-17 | b64b91bafd30… |
| 204.174.72.0 – 204.174.73.255 | 512 | CA |
allocated | 1994-10-17 | e9657dd31aa5… |
| 204.174.74.0 – 204.174.74.255 | 256 | CA |
allocated | 1994-10-17 | 431f03d0e7a9… |
| 204.174.75.0 – 204.174.75.255 | 256 | CA |
allocated | 1994-10-17 | cb34257f10f9… |
| 204.174.76.0 – 204.174.77.255 | 512 | CA |
allocated | 1994-10-17 | cb34257f10f9… |
| 204.174.80.0 – 204.174.95.255 | 4,096 | CA |
allocated | 1994-10-17 | 6b1704e70ee9… |
| 204.174.96.0 – 204.174.99.255 | 1,024 | CA |
allocated | 1994-10-17 | 6b1704e70ee9… |
| 204.174.101.0 – 204.174.101.255 | 256 | CA |
allocated | 1994-10-17 | 10f8d0bbfdc3… |
| 204.174.102.0 – 204.174.102.255 | 256 | CA |
allocated | 1994-10-17 | 68c880122411… |
| 204.174.103.0 – 204.174.103.255 | 256 | CA |
allocated | 1994-10-17 | c8bae1572cdf… |
| 204.174.112.0 – 204.174.112.255 | 256 | CA |
allocated | 1994-10-17 | 14f9dc1d30c0… |
| 204.174.113.0 – 204.174.113.255 | 256 | CA |
allocated | 1994-10-17 | 5d3aa7ffe19f… |
| 204.174.114.0 – 204.174.114.255 | 256 | CA |
allocated | 1994-10-17 | 970a56f2dbf0… |
| 204.174.115.0 – 204.174.115.255 | 256 | CA |
allocated | 1994-10-17 | 703970ad88dd… |
| 204.174.116.0 – 204.174.117.255 | 512 | CA |
allocated | 1994-10-17 | b546c5c71462… |
| 204.174.118.0 – 204.174.118.255 | 256 | CA |
allocated | 1994-10-17 | a62569af491d… |
| 204.174.119.0 – 204.174.119.255 | 256 | CA |
allocated | 1994-10-17 | 438a5d740178… |
| 204.174.120.0 – 204.174.123.255 | 1,024 | CA |
allocated | 1994-10-17 | 0e702695cc8d… |
| 204.174.124.0 – 204.174.127.255 | 1,024 | CA |
allocated | 1994-10-17 | f39eae975355… |
| 204.174.128.0 – 204.174.191.255 | 16,384 | CA |
allocated | 1994-10-17 | 215b1f9418ca… |
| 204.174.192.0 – 204.174.199.255 | 2,048 | CA |
allocated | 1994-10-17 | 12f15a0b08ea… |
| 204.174.200.0 – 204.174.201.255 | 512 | CA |
allocated | 1994-10-17 | 12f15a0b08ea… |
| 204.174.202.0 – 204.174.202.255 | 256 | CA |
allocated | 1994-10-17 | 12f15a0b08ea… |
| 204.174.203.0 – 204.174.203.255 | 256 | CA |
allocated | 1994-10-17 | fe7acab05222… |
| 204.174.204.0 – 204.174.205.255 | 512 | CA |
allocated | 1994-10-17 | af0adc925ead… |
| 204.174.206.0 – 204.174.207.255 | 512 | CA |
allocated | 1994-10-17 | 76569eb72bd2… |
| 204.174.208.0 – 204.174.209.255 | 512 | CA |
allocated | 1994-10-17 | 76569eb72bd2… |
| 204.174.210.0 – 204.174.210.255 | 256 | CA |
allocated | 1994-10-17 | 76569eb72bd2… |
| 204.174.211.0 – 204.174.211.255 | 256 | CA |
allocated | 1994-10-17 | 0e702695cc8d… |
| 204.174.212.0 – 204.174.215.255 | 1,024 | CA |
allocated | 1994-10-17 | 0e702695cc8d… |
| 204.174.216.0 – 204.174.219.255 | 1,024 | CA |
allocated | 1994-10-17 | 0e702695cc8d… |
| 204.174.220.0 – 204.174.221.255 | 512 | CA |
allocated | 1994-10-17 | 0e702695cc8d… |
| 204.174.222.0 – 204.174.222.255 | 256 | CA |
allocated | 1994-10-17 | e093ab168694… |
| 204.174.223.0 – 204.174.223.255 | 256 | US |
allocated | 1994-10-17 | f9107f6aa386… |
| 204.174.228.0 – 204.174.229.255 | 512 | CA |
allocated | 1994-10-17 | 826398ec77da… |
| 204.174.230.0 – 204.174.230.255 | 256 | CA |
allocated | 1994-10-17 | 4c7af6710c47… |
| 204.174.231.0 – 204.174.231.255 | 256 | CA |
allocated | 1994-10-17 | 9061a8b27b80… |
| 204.174.234.0 – 204.174.234.255 | 256 | CA |
allocated | 1994-10-17 | 79ee634be238… |
| 204.174.235.0 – 204.174.235.255 | 256 | CA |
allocated | 1994-10-17 | b924981f4e93… |
| 204.174.236.0 – 204.174.237.255 | 512 | CA |
allocated | 1994-10-17 | 76569eb72bd2… |
| 204.174.238.0 – 204.174.238.255 | 256 | CA |
allocated | 1994-10-17 | a8e351ba03cc… |
| 204.174.239.0 – 204.174.239.255 | 256 | CA |
allocated | 1994-10-17 | 1fa96504c2d4… |
| 204.174.240.0 – 204.174.247.255 | 2,048 | CA |
allocated | 1994-10-17 | c2852f1df4b3… |
| 204.174.248.0 – 204.174.251.255 | 1,024 | CA |
allocated | 1994-10-17 | c2852f1df4b3… |
| 204.174.252.0 – 204.174.253.255 | 512 | CA |
allocated | 1994-10-17 | c2852f1df4b3… |
| 204.174.254.0 – 204.174.254.255 | 256 | CA |
allocated | 1994-10-17 | c2852f1df4b3… |
| 204.176.0.0 – 204.179.255.255 | 262,144 | US |
allocated | 1994-10-17 | e220ed812a4c… |
| 199.254.143.0 – 199.254.143.255 | 256 | US |
allocated | 1994-10-14 | 531a9a901a0e… |
| 199.254.144.0 – 199.254.144.255 | 256 | US |
allocated | 1994-10-14 | 8f3a5ec47c10… |
| 199.254.145.0 – 199.254.145.255 | 256 | US |
allocated | 1994-10-14 | 01f87ba2118f… |
| 199.254.146.0 – 199.254.146.255 | 256 | US |
allocated | 1994-10-14 | 89e6e82cff61… |
| 199.254.147.0 – 199.254.147.255 | 256 | US |
allocated | 1994-10-14 | 326665826366… |
| 199.254.148.0 – 199.254.148.255 | 256 | US |
allocated | 1994-10-14 | a2994c7719eb… |
| 199.254.150.0 – 199.254.150.255 | 256 | US |
allocated | 1994-10-14 | d3f4b4c6978f… |
| 199.254.151.0 – 199.254.151.255 | 256 | US |
allocated | 1994-10-14 | 163589436ebf… |
| 199.254.152.0 – 199.254.152.255 | 256 | CA |
allocated | 1994-10-14 | f7f8251d9b66… |
| 199.254.153.0 – 199.254.153.255 | 256 | US |
allocated | 1994-10-14 | 7df7cb2dc3fb… |
| 199.254.154.0 – 199.254.154.255 | 256 | US |
allocated | 1994-10-14 | 981876e505f6… |