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
1,644,924,416
📦
IPv4 networks
76,763
delegated blocks
🧭
IPv6 networks
11,451
delegated blocks
🔗
Autonomous systems
34,128
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 137.160.0.0 – 137.160.255.255 | 65,536 |  US |
allocated | 2022-09-01 | 20c786e8edd8… |
| 138.90.0.0 – 138.90.255.255 | 65,536 | US |
allocated | 2022-09-01 | 20c786e8edd8… |
| 146.167.0.0 – 146.167.255.255 | 65,536 | US |
allocated | 2022-09-01 | 20c786e8edd8… |
| 148.163.160.0 – 148.163.175.255 | 4,096 |  CA |
allocated | 2022-09-01 | cb6d23ee13c9… |
| 151.150.0.0 – 151.150.255.255 | 65,536 | US |
allocated | 2022-09-01 | 20c786e8edd8… |
| 158.138.0.0 – 158.138.255.255 | 65,536 | US |
allocated | 2022-09-01 | 20c786e8edd8… |
| 164.145.0.0 – 164.145.255.255 | 65,536 | US |
allocated | 2022-09-01 | 20c786e8edd8… |
| 164.178.0.0 – 164.178.255.255 | 65,536 | US |
allocated | 2022-09-01 | 20c786e8edd8… |
| 23.140.152.0 – 23.140.152.255 | 256 | US |
allocated | 2022-08-31 | 00fdd53f1da0… |
| 23.142.241.0 – 23.142.241.255 | 256 | US |
allocated | 2022-08-31 | b67b285ae874… |
| 23.185.241.0 – 23.185.241.255 | 256 | US |
allocated | 2022-08-31 | 00fb44b582f1… |
| 149.112.160.0 – 149.112.175.255 | 4,096 | CA |
allocated | 2022-08-31 | 35f9cd31e8d9… |
| 172.96.132.0 – 172.96.135.255 | 1,024 | US |
allocated | 2022-08-31 | b41c1949bef0… |
| 208.83.14.0 – 208.83.15.255 | 512 | US |
allocated | 2022-08-31 | b2219affeea3… |
| 209.172.3.0 – 209.172.3.255 | 256 | US |
allocated | 2022-08-31 | a6cff48a3efa… |
| 16.112.0.0 – 16.113.255.255 | 131,072 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 16.150.0.0 – 16.151.255.255 | 131,072 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 16.152.0.0 – 16.159.255.255 | 524,288 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 56.16.0.0 – 56.17.255.255 | 131,072 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 56.53.0.0 – 56.53.255.255 | 65,536 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 56.54.0.0 – 56.55.255.255 | 131,072 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 56.56.0.0 – 56.56.255.255 | 65,536 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 56.59.0.0 – 56.59.255.255 | 65,536 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 56.66.0.0 – 56.67.255.255 | 131,072 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 56.93.0.0 – 56.93.255.255 | 65,536 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 56.107.0.0 – 56.107.255.255 | 65,536 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 56.108.0.0 – 56.109.255.255 | 131,072 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 56.116.0.0 – 56.116.255.255 | 65,536 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 56.122.0.0 – 56.123.255.255 | 131,072 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 56.124.0.0 – 56.127.255.255 | 262,144 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 56.128.0.0 – 56.128.255.255 | 65,536 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 56.136.0.0 – 56.137.255.255 | 131,072 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 56.159.0.0 – 56.159.255.255 | 65,536 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 56.199.0.0 – 56.199.255.255 | 65,536 | US |
allocated | 2022-08-30 | 20c786e8edd8… |
| 114.56.0.0 – 114.59.255.255 | 262,144 | US |
allocated | 2022-08-29 | 20c786e8edd8… |
| 170.10.73.0 – 170.10.73.255 | 256 | US |
allocated | 2022-08-29 | 009d9124aeb5… |
| 192.231.43.0 – 192.231.43.255 | 256 | US |
allocated | 2022-08-29 | 95a444b0c19a… |
| 23.140.120.0 – 23.140.120.255 | 256 | CA |
allocated | 2022-08-26 | 044ab913c25d… |
| 23.140.136.0 – 23.140.136.255 | 256 | US |
allocated | 2022-08-26 | 3e649b692b55… |
| 130.210.0.0 – 130.210.255.255 | 65,536 | US |
allocated | 2022-08-26 | ace55d4dc090… |
| 134.185.0.0 – 134.185.255.255 | 65,536 | US |
allocated | 2022-08-26 | ace55d4dc090… |
| 166.92.0.0 – 166.92.255.255 | 65,536 | US |
allocated | 2022-08-26 | 20c786e8edd8… |
| 192.245.167.0 – 192.245.167.255 | 256 | US |
allocated | 2022-08-26 | a3a1616a1cb1… |
| 198.28.128.0 – 198.28.129.255 | 512 | US |
allocated | 2022-08-26 | dfa0b58bba20… |
| 209.172.5.0 – 209.172.5.255 | 256 | US |
allocated | 2022-08-26 | c7b4b4d52f4a… |
| 23.140.104.0 – 23.140.104.255 | 256 | US |
allocated | 2022-08-25 | 0905face1e49… |
| 131.241.0.0 – 131.241.255.255 | 65,536 | US |
allocated | 2022-08-25 | da30a61dbdb2… |
| 170.9.0.0 – 170.9.255.255 | 65,536 | US |
allocated | 2022-08-25 | ace55d4dc090… |
| 207.127.64.0 – 207.127.127.255 | 16,384 | US |
allocated | 2022-08-25 | ace55d4dc090… |
| 74.80.238.0 – 74.80.238.255 | 256 | US |
allocated | 2022-08-24 | b108abe9941f… |
| 74.80.240.0 – 74.80.240.255 | 256 | US |
allocated | 2022-08-24 | b108abe9941f… |
| 50.21.104.0 – 50.21.111.255 | 2,048 | US |
allocated | 2022-08-23 | 6e154e40c573… |
| 57.140.0.0 – 57.140.255.255 | 65,536 | US |
allocated | 2022-08-23 | 8a13ae8a9f40… |
| 66.133.6.0 – 66.133.6.255 | 256 | US |
allocated | 2022-08-23 | 736c77e11100… |
| 66.133.8.0 – 66.133.8.255 | 256 | US |
allocated | 2022-08-23 | 736c77e11100… |
| 66.133.13.0 – 66.133.13.255 | 256 | US |
allocated | 2022-08-23 | 736c77e11100… |
| 66.133.57.0 – 66.133.57.255 | 256 | US |
allocated | 2022-08-23 | 736c77e11100… |
| 158.106.64.0 – 158.106.127.255 | 16,384 | CA |
allocated | 2022-08-23 | a2e1bb6f40a4… |
| 167.94.41.0 – 167.94.41.255 | 256 | CA |
allocated | 2022-08-23 | 48d61728f44b… |
| 23.140.88.0 – 23.140.88.255 | 256 | CA |
allocated | 2022-08-22 | dac6327a59d7… |
| 57.180.0.0 – 57.183.255.255 | 262,144 | US |
allocated | 2022-08-22 | 20c786e8edd8… |
| 57.193.0.0 – 57.193.255.255 | 65,536 | US |
allocated | 2022-08-22 | 20c786e8edd8… |
| 57.196.0.0 – 57.196.255.255 | 65,536 | US |
allocated | 2022-08-22 | 20c786e8edd8… |
| 57.198.0.0 – 57.198.255.255 | 65,536 | US |
allocated | 2022-08-22 | 20c786e8edd8… |
| 57.201.0.0 – 57.201.255.255 | 65,536 | US |
allocated | 2022-08-22 | 20c786e8edd8… |
| 57.204.0.0 – 57.204.255.255 | 65,536 | US |
allocated | 2022-08-22 | 20c786e8edd8… |
| 57.248.0.0 – 57.248.255.255 | 65,536 | US |
allocated | 2022-08-22 | 20c786e8edd8… |
| 64.110.50.0 – 64.110.50.255 | 256 | US |
allocated | 2022-08-22 | b3150815e023… |
| 66.178.128.0 – 66.178.135.255 | 2,048 | US |
allocated | 2022-08-22 | cb5d4f7ca6f1… |
| 66.178.140.0 – 66.178.143.255 | 1,024 | US |
allocated | 2022-08-22 | cb5d4f7ca6f1… |
| 66.178.144.0 – 66.178.159.255 | 4,096 | US |
allocated | 2022-08-22 | cb5d4f7ca6f1… |
| 104.192.194.0 – 104.192.195.255 | 512 | US |
allocated | 2022-08-22 | 77db7a5d063d… |
| 151.134.0.0 – 151.134.255.255 | 65,536 | US |
allocated | 2022-08-22 | 20c786e8edd8… |
| 161.46.0.0 – 161.46.255.255 | 65,536 | US |
allocated | 2022-08-22 | 20c786e8edd8… |
| 204.156.192.0 – 204.156.223.255 | 8,192 | US |
allocated | 2022-08-22 | fe1bf20bce56… |
| 23.140.40.0 – 23.140.40.255 | 256 |  TH |
allocated | 2022-08-19 | 7b35bcd1b802… |
| 23.140.56.0 – 23.140.56.255 | 256 | US |
allocated | 2022-08-19 | d9e567051e91… |
| 165.188.128.0 – 165.188.255.255 | 32,768 | US |
allocated | 2022-08-19 | 98e6c615fd07… |
| 23.140.8.0 – 23.140.8.255 | 256 | US |
allocated | 2022-08-18 | 7c640a7a8c84… |
| 23.140.24.0 – 23.140.24.255 | 256 | US |
allocated | 2022-08-18 | deb52a6bc54f… |
| 78.12.0.0 – 78.15.255.255 | 262,144 | US |
allocated | 2022-08-18 | 20c786e8edd8… |
| 80.241.160.0 – 80.241.175.255 | 4,096 | US |
allocated | 2022-08-18 | 20c786e8edd8… |
| 107.191.74.0 – 107.191.74.255 | 256 | US |
allocated | 2022-08-18 | 0db833ee847a… |
| 130.186.32.0 – 130.186.63.255 | 8,192 | US |
allocated | 2022-08-18 | 20c786e8edd8… |
| 130.186.128.0 – 130.186.255.255 | 32,768 | US |
allocated | 2022-08-18 | 20c786e8edd8… |
| 169.155.44.0 – 169.155.47.255 | 1,024 | US |
allocated | 2022-08-18 | a6857cd94af1… |
| 198.154.79.0 – 198.154.79.255 | 256 | US |
allocated | 2022-08-18 | a2b3763262fe… |
| 23.169.248.0 – 23.169.248.255 | 256 | US |
allocated | 2022-08-16 | 822dd853d77f… |
| 23.169.249.0 – 23.169.249.255 | 256 | US |
allocated | 2022-08-16 | 822dd853d77f… |
| 23.169.250.0 – 23.169.250.255 | 256 | US |
allocated | 2022-08-16 | 822dd853d77f… |
| 23.169.251.0 – 23.169.251.255 | 256 | US |
allocated | 2022-08-16 | 822dd853d77f… |
| 23.169.252.0 – 23.169.252.255 | 256 | US |
allocated | 2022-08-16 | 822dd853d77f… |
| 23.169.253.0 – 23.169.253.255 | 256 | US |
allocated | 2022-08-16 | 822dd853d77f… |
| 23.169.254.0 – 23.169.254.255 | 256 | US |
allocated | 2022-08-16 | 822dd853d77f… |
| 23.169.255.0 – 23.169.255.255 | 256 | US |
allocated | 2022-08-16 | 822dd853d77f… |
| 66.36.96.0 – 66.36.99.255 | 1,024 | US |
allocated | 2022-08-16 | 5585372e8529… |
| 104.244.32.0 – 104.244.35.255 | 1,024 | US |
allocated | 2022-08-16 | 1546c4f626ab… |
| 209.25.140.0 – 209.25.143.255 | 1,024 | US |
allocated | 2022-08-15 | 91ef47aaa970… |
| 23.139.200.0 – 23.139.200.255 | 256 | US |
allocated | 2022-08-12 | e63745f420b8… |
| 23.139.216.0 – 23.139.216.255 | 256 | US |
allocated | 2022-08-12 | 6b06ea0e0349… |