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
1,644,931,584
📦
IPv4 networks
76,754
delegated blocks
🧭
IPv6 networks
11,445
delegated blocks
🔗
Autonomous systems
34,119
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 220.157.65.0 – 220.157.65.255 | 256 |  US |
allocated | 2025-01-13 | 20c786e8edd8… |
| 220.157.66.0 – 220.157.67.255 | 512 | US |
allocated | 2025-01-13 | 20c786e8edd8… |
| 220.157.68.0 – 220.157.69.255 | 512 | US |
allocated | 2025-01-13 | 20c786e8edd8… |
| 220.157.72.0 – 220.157.73.255 | 512 | US |
allocated | 2025-01-13 | 20c786e8edd8… |
| 220.157.76.0 – 220.157.77.255 | 512 | US |
allocated | 2025-01-13 | 20c786e8edd8… |
| 220.157.78.0 – 220.157.78.255 | 256 | US |
allocated | 2025-01-13 | 20c786e8edd8… |
| 220.157.88.0 – 220.157.89.255 | 512 | US |
allocated | 2025-01-13 | 20c786e8edd8… |
| 23.132.36.0 – 23.132.36.255 | 256 |  VN |
allocated | 2025-01-10 | e003da9099e9… |
| 23.132.44.0 – 23.132.44.255 | 256 | US |
allocated | 2025-01-10 | 75f08ca19d91… |
| 23.132.52.0 – 23.132.52.255 | 256 | US |
allocated | 2025-01-10 | d3a14d36e090… |
| 64.6.46.0 – 64.6.47.255 | 512 | US |
allocated | 2025-01-10 | 9a1437204f15… |
| 134.199.54.0 – 134.199.55.255 | 512 | US |
allocated | 2025-01-10 | d5e4edffb401… |
| 134.199.56.0 – 134.199.57.255 | 512 | US |
allocated | 2025-01-10 | d5e4edffb401… |
| 23.132.28.0 – 23.132.28.255 | 256 |  CA |
allocated | 2025-01-09 | 5414edae0393… |
| 23.132.4.0 – 23.132.4.255 | 256 | US |
allocated | 2025-01-08 | dcda3ecf41fc… |
| 23.132.12.0 – 23.132.12.255 | 256 | US |
allocated | 2025-01-08 | bc806d4d7017… |
| 23.132.20.0 – 23.132.20.255 | 256 | US |
allocated | 2025-01-08 | bf8ccb32aa95… |
| 43.243.40.0 – 43.243.43.255 | 1,024 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 103.13.188.0 – 103.13.189.255 | 512 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 103.13.190.0 – 103.13.190.255 | 256 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 149.144.0.0 – 149.144.255.255 | 65,536 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 182.236.118.0 – 182.236.119.255 | 512 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 192.228.104.0 – 192.228.104.255 | 256 | US |
allocated | 2025-01-08 | 8b401016b253… |
| 202.174.128.0 – 202.174.129.255 | 512 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 202.174.131.0 – 202.174.131.255 | 256 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 202.174.132.0 – 202.174.135.255 | 1,024 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 202.174.136.0 – 202.174.143.255 | 2,048 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 202.174.144.0 – 202.174.151.255 | 2,048 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 202.174.152.0 – 202.174.153.255 | 512 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 202.174.154.0 – 202.174.154.255 | 256 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 202.174.158.0 – 202.174.158.255 | 256 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 203.88.64.0 – 203.88.79.255 | 4,096 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 203.88.83.0 – 203.88.83.255 | 256 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 203.88.84.0 – 203.88.85.255 | 512 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 203.88.91.0 – 203.88.91.255 | 256 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 203.88.92.0 – 203.88.93.255 | 512 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 203.88.94.0 – 203.88.94.255 | 256 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 203.110.192.0 – 203.110.193.255 | 512 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 203.110.198.0 – 203.110.199.255 | 512 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 203.110.200.0 – 203.110.203.255 | 1,024 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 203.110.204.0 – 203.110.205.255 | 512 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 210.89.64.0 – 210.89.95.255 | 8,192 | US |
allocated | 2025-01-08 | 20c786e8edd8… |
| 23.131.244.0 – 23.131.244.255 | 256 | US |
allocated | 2025-01-07 | 1900673cbb85… |
| 23.131.252.0 – 23.131.252.255 | 256 | US |
allocated | 2025-01-07 | 2b9726329de5… |
| 103.27.163.0 – 103.27.163.255 | 256 | US |
allocated | 2025-01-07 | 20c786e8edd8… |
| 115.176.0.0 – 115.176.127.255 | 32,768 | US |
allocated | 2025-01-07 | 20c786e8edd8… |
| 115.176.192.0 – 115.176.255.255 | 16,384 | US |
allocated | 2025-01-07 | 20c786e8edd8… |
| 203.30.224.0 – 203.30.225.255 | 512 | US |
allocated | 2025-01-07 | 555905de784a… |
| 208.87.148.0 – 208.87.151.255 | 1,024 | US |
allocated | 2025-01-07 | d253b1ba1d44… |
| 209.71.160.0 – 209.71.191.255 | 8,192 | US |
allocated | 2025-01-07 | 2df6413af3a6… |
| 23.131.236.0 – 23.131.236.255 | 256 | US |
allocated | 2025-01-06 | f74a282b6169… |
| 49.128.224.0 – 49.128.255.255 | 8,192 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 76.164.204.0 – 76.164.204.255 | 256 | US |
allocated | 2025-01-06 | 099b6644d355… |
| 199.30.240.0 – 199.30.240.255 | 256 | US |
allocated | 2025-01-06 | 67064bf40883… |
| 199.30.242.0 – 199.30.243.255 | 512 | US |
allocated | 2025-01-06 | 67064bf40883… |
| 202.5.160.0 – 202.5.161.255 | 512 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 202.5.165.0 – 202.5.165.255 | 256 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 202.5.166.0 – 202.5.167.255 | 512 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 202.5.170.0 – 202.5.171.255 | 512 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 202.5.172.0 – 202.5.175.255 | 1,024 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 202.5.176.0 – 202.5.176.255 | 256 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 202.5.178.0 – 202.5.179.255 | 512 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 202.5.180.0 – 202.5.183.255 | 1,024 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 202.5.185.0 – 202.5.185.255 | 256 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 202.5.186.0 – 202.5.187.255 | 512 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 202.5.188.0 – 202.5.189.255 | 512 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 202.5.191.0 – 202.5.191.255 | 256 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 202.80.164.0 – 202.80.164.255 | 256 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 202.80.168.0 – 202.80.168.255 | 256 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 203.86.216.0 – 203.86.217.255 | 512 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 203.86.218.0 – 203.86.218.255 | 256 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 203.110.194.0 – 203.110.195.255 | 512 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 203.110.196.0 – 203.110.197.255 | 512 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 203.110.206.0 – 203.110.207.255 | 512 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 203.119.12.0 – 203.119.12.255 | 256 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 203.119.84.0 – 203.119.84.255 | 256 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 203.171.248.0 – 203.171.251.255 | 1,024 | US |
allocated | 2025-01-06 | 20c786e8edd8… |
| 217.149.96.0 – 217.149.103.255 | 2,048 | US |
allocated | 2025-01-06 | b5d1bf125447… |
| 23.131.228.0 – 23.131.228.255 | 256 |  SG |
allocated | 2025-01-03 | 647e84959801… |
| 64.145.72.0 – 64.145.72.255 | 256 | US |
allocated | 2025-01-03 | 9df1fa62b622… |
| 23.131.180.0 – 23.131.180.255 | 256 |  GB |
allocated | 2025-01-02 | 11b714eb15f6… |
| 23.131.196.0 – 23.131.196.255 | 256 | US |
allocated | 2025-01-02 | 13dfe5d8b890… |
| 23.131.204.0 – 23.131.204.255 | 256 | US |
allocated | 2025-01-02 | 1bad7aed87ff… |
| 23.131.220.0 – 23.131.220.255 | 256 | US |
allocated | 2025-01-02 | 13ad32136340… |
| 46.235.1.0 – 46.235.1.255 | 256 | US |
allocated | 2025-01-02 | 20c786e8edd8… |
| 46.235.2.0 – 46.235.2.255 | 256 | US |
allocated | 2025-01-02 | 20c786e8edd8… |
| 46.235.4.0 – 46.235.4.255 | 256 | US |
allocated | 2025-01-02 | 20c786e8edd8… |
| 46.235.6.0 – 46.235.6.255 | 256 | US |
allocated | 2025-01-02 | 20c786e8edd8… |
| 64.145.66.0 – 64.145.66.255 | 256 | US |
allocated | 2025-01-02 | 77e3c338ad2b… |
| 66.212.28.0 – 66.212.28.255 | 256 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 67.215.233.0 – 67.215.233.255 | 256 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 67.215.234.0 – 67.215.235.255 | 512 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 67.215.236.0 – 67.215.239.255 | 1,024 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 69.12.64.0 – 69.12.65.255 | 512 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 69.12.66.0 – 69.12.66.255 | 256 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 69.12.68.0 – 69.12.68.255 | 256 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 69.12.71.0 – 69.12.71.255 | 256 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 69.12.72.0 – 69.12.73.255 | 512 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 69.12.75.0 – 69.12.75.255 | 256 | US |
allocated | 2025-01-02 | a6b65597e29a… |
| 69.12.76.0 – 69.12.77.255 | 512 | US |
allocated | 2025-01-02 | a6b65597e29a… |