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
1,645,875,712
📦
IPv4 networks
76,665
delegated blocks
🧭
IPv6 networks
11,326
delegated blocks
🔗
Autonomous systems
34,014
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 35.51.0.0 – 35.51.255.255 | 65,536 |  US |
allocated | 2024-02-08 | 20c786e8edd8… |
| 35.52.0.0 – 35.53.255.255 | 131,072 | US |
allocated | 2024-02-08 | 20c786e8edd8… |
| 35.54.16.0 – 35.54.31.255 | 4,096 | US |
allocated | 2024-02-08 | 20c786e8edd8… |
| 35.54.32.0 – 35.54.63.255 | 8,192 | US |
allocated | 2024-02-08 | 20c786e8edd8… |
| 35.54.64.0 – 35.54.127.255 | 16,384 | US |
allocated | 2024-02-08 | 20c786e8edd8… |
| 35.54.128.0 – 35.54.255.255 | 32,768 | US |
allocated | 2024-02-08 | 20c786e8edd8… |
| 35.55.0.0 – 35.55.255.255 | 65,536 | US |
allocated | 2024-02-08 | 20c786e8edd8… |
| 35.56.0.0 – 35.57.255.255 | 131,072 | US |
allocated | 2024-02-08 | 20c786e8edd8… |
| 35.60.0.0 – 35.61.255.255 | 131,072 | US |
allocated | 2024-02-08 | 20c786e8edd8… |
| 35.128.64.0 – 35.128.127.255 | 16,384 | US |
allocated | 2024-02-08 | 20c786e8edd8… |
| 35.128.128.0 – 35.128.191.255 | 16,384 | US |
allocated | 2024-02-08 | 20c786e8edd8… |
| 63.251.236.0 – 63.251.237.255 | 512 | US |
allocated | 2024-02-08 | cd5d5a942ce6… |
| 66.45.10.0 – 66.45.10.255 | 256 | US |
allocated | 2024-02-08 | a3ba686e994a… |
| 66.45.20.0 – 66.45.20.255 | 256 | US |
allocated | 2024-02-08 | 4d95234239c0… |
| 66.45.34.0 – 66.45.34.255 | 256 | US |
allocated | 2024-02-08 | 69dd9664a84c… |
| 66.132.226.0 – 66.132.226.255 | 256 | US |
allocated | 2024-02-08 | 8e31625421e9… |
| 72.22.200.0 – 72.22.207.255 | 2,048 | US |
allocated | 2024-02-08 | 5089b88deb83… |
| 148.73.0.0 – 148.73.255.255 | 65,536 | US |
allocated | 2024-02-08 | 20c786e8edd8… |
| 149.112.85.0 – 149.112.85.255 | 256 | US |
allocated | 2024-02-08 | 4ce392643ac3… |
| 155.41.0.0 – 155.41.127.255 | 32,768 | US |
allocated | 2024-02-08 | 20c786e8edd8… |
| 192.139.159.0 – 192.139.159.255 | 256 | US |
allocated | 2024-02-08 | e2a29c6554fd… |
| 199.60.212.0 – 199.60.212.255 | 256 | US |
allocated | 2024-02-08 | d0fc5eecc28b… |
| 204.39.0.0 – 204.39.127.255 | 32,768 | US |
allocated | 2024-02-08 | 20c786e8edd8… |
| 23.171.56.0 – 23.171.56.255 | 256 | US |
allocated | 2024-02-06 | 7127ee01c1cc… |
| 64.251.211.0 – 64.251.211.255 | 256 | US |
allocated | 2024-02-06 | 8bb3297bd3b4… |
| 64.255.160.0 – 64.255.191.255 | 8,192 | US |
allocated | 2024-02-06 | 2da2e29de4d4… |
| 129.77.0.0 – 129.77.255.255 | 65,536 | US |
allocated | 2024-02-06 | 9504b501ac24… |
| 146.12.192.0 – 146.12.207.255 | 4,096 | US |
allocated | 2024-02-06 | 2ee7ce92c1b5… |
| 164.153.140.0 – 164.153.140.255 | 256 | US |
allocated | 2024-02-06 | 85befc2734bb… |
| 170.139.0.0 – 170.139.127.255 | 32,768 | US |
allocated | 2024-02-06 | 9504b501ac24… |
| 170.139.128.0 – 170.139.191.255 | 16,384 | US |
allocated | 2024-02-06 | 9504b501ac24… |
| 170.139.192.0 – 170.139.223.255 | 8,192 | US |
allocated | 2024-02-06 | 9504b501ac24… |
| 170.139.224.0 – 170.139.239.255 | 4,096 | US |
allocated | 2024-02-06 | 9504b501ac24… |
| 198.212.45.0 – 198.212.45.255 | 256 | US |
allocated | 2024-02-06 | ba42abadf629… |
| 23.170.216.0 – 23.170.216.255 | 256 | US |
allocated | 2024-02-05 | d6bd13f9dd3c… |
| 23.170.232.0 – 23.170.233.255 | 512 | US |
allocated | 2024-02-05 | 0b76acd57f74… |
| 23.171.8.0 – 23.171.8.255 | 256 | US |
allocated | 2024-02-05 | 2433bf754b63… |
| 23.171.24.0 – 23.171.24.255 | 256 | US |
allocated | 2024-02-05 | 49726eb3da72… |
| 23.171.40.0 – 23.171.40.255 | 256 | US |
allocated | 2024-02-05 | 2849cdaac7e1… |
| 64.7.198.0 – 64.7.199.255 | 512 | US |
allocated | 2024-02-05 | cb54e5f319d0… |
| 64.94.150.0 – 64.94.151.255 | 512 | US |
allocated | 2024-02-05 | bde22a005d3c… |
| 64.95.10.0 – 64.95.11.255 | 512 | US |
allocated | 2024-02-05 | cb54e5f319d0… |
| 64.95.12.0 – 64.95.13.255 | 512 | US |
allocated | 2024-02-05 | cb54e5f319d0… |
| 170.62.41.0 – 170.62.41.255 | 256 |  CA |
allocated | 2024-02-05 | bd0a3a1b73ff… |
| 192.139.165.0 – 192.139.165.255 | 256 | CA |
allocated | 2024-02-05 | bd0a3a1b73ff… |
| 198.160.143.0 – 198.160.143.255 | 256 | US |
allocated | 2024-02-05 | 0ee51a543631… |
| 207.229.83.0 – 207.229.83.255 | 256 | US |
allocated | 2024-02-05 | a7aa0c1ad3e9… |
| 216.120.136.0 – 216.120.136.255 | 256 | US |
allocated | 2024-02-05 | 13261a1e3d8e… |
| 23.170.200.0 – 23.170.200.255 | 256 | US |
allocated | 2024-02-02 | f4c7540aa399… |
| 209.46.58.0 – 209.46.59.255 | 512 | US |
allocated | 2024-02-02 | 40ddf96e148c… |
| 216.71.121.0 – 216.71.121.255 | 256 | US |
allocated | 2024-02-02 | f472d724577a… |
| 23.170.184.0 – 23.170.184.255 | 256 | CA |
allocated | 2024-02-01 | 725d9063e159… |
| 66.179.152.0 – 66.179.155.255 | 1,024 | US |
allocated | 2024-02-01 | 6e19a0c7aa20… |
| 170.117.164.0 – 170.117.167.255 | 1,024 | US |
allocated | 2024-02-01 | 0be0b8da03e2… |
| 170.117.204.0 – 170.117.207.255 | 1,024 | US |
allocated | 2024-02-01 | 75e44394a1fa… |
| 216.24.60.0 – 216.24.60.255 | 256 | US |
allocated | 2024-02-01 | b2034ca14cb7… |
| 23.170.136.0 – 23.170.136.255 | 256 | US |
allocated | 2024-01-31 | e6f78b4acbb8… |
| 23.170.152.0 – 23.170.152.255 | 256 | US |
allocated | 2024-01-31 | f9c70815de14… |
| 23.170.168.0 – 23.170.168.255 | 256 | US |
allocated | 2024-01-31 | 43b589fa2f8e… |
| 66.45.35.0 – 66.45.35.255 | 256 | US |
allocated | 2024-01-31 | 58898e2cc312… |
| 136.170.0.0 – 136.170.255.255 | 65,536 | US |
allocated | 2024-01-31 | 20c786e8edd8… |
| 149.60.0.0 – 149.60.255.255 | 65,536 | US |
allocated | 2024-01-31 | 9504b501ac24… |
| 192.160.48.0 – 192.160.48.255 | 256 | US |
allocated | 2024-01-31 | a7aa0c1ad3e9… |
| 195.214.0.0 – 195.214.127.255 | 32,768 | US |
allocated | 2024-01-31 | a234b016a417… |
| 170.62.81.0 – 170.62.81.255 | 256 | CA |
allocated | 2024-01-30 | f15812c8a498… |
| 194.164.84.0 – 194.164.84.255 | 256 | US |
allocated | 2024-01-30 | 486a6b6af739… |
| 199.184.240.0 – 199.184.240.255 | 256 | US |
allocated | 2024-01-30 | a9ee501f6c84… |
| 202.181.250.0 – 202.181.251.255 | 512 | US |
allocated | 2024-01-30 | 88674547420c… |
| 23.170.72.0 – 23.170.72.255 | 256 | US |
allocated | 2024-01-29 | b446d73880cb… |
| 23.170.88.0 – 23.170.88.255 | 256 | US |
allocated | 2024-01-29 | 68ab6eb7af7b… |
| 23.170.104.0 – 23.170.104.255 | 256 | US |
allocated | 2024-01-29 | 1f0b0b97e79f… |
| 130.250.194.0 – 130.250.195.255 | 512 | US |
allocated | 2024-01-29 | 03150e255e49… |
| 136.246.0.0 – 136.246.255.255 | 65,536 | US |
allocated | 2024-01-29 | 20c786e8edd8… |
| 166.108.0.0 – 166.108.31.255 | 8,192 | US |
allocated | 2024-01-29 | 20c786e8edd8… |
| 170.26.0.0 – 170.26.255.255 | 65,536 | US |
allocated | 2024-01-29 | 20c786e8edd8… |
| 180.131.144.0 – 180.131.147.255 | 1,024 | US |
allocated | 2024-01-29 | 4dc2bb8f94c6… |
| 194.164.105.0 – 194.164.105.255 | 256 | US |
allocated | 2024-01-29 | bdd556243cb9… |
| 198.151.64.0 – 198.151.127.255 | 16,384 | US |
allocated | 2024-01-29 | 20c786e8edd8… |
| 198.212.40.0 – 198.212.40.255 | 256 | US |
allocated | 2024-01-29 | fd63ef460831… |
| 205.149.32.0 – 205.149.63.255 | 8,192 | US |
allocated | 2024-01-29 | 20c786e8edd8… |
| 23.142.146.0 – 23.142.146.255 | 256 | US |
allocated | 2024-01-26 | 56b4e40a214a… |
| 23.170.40.0 – 23.170.40.255 | 256 | US |
allocated | 2024-01-26 | 654acf00b95f… |
| 23.170.56.0 – 23.170.56.255 | 256 | US |
allocated | 2024-01-26 | dc1ab5861c2b… |
| 144.34.84.0 – 144.34.87.255 | 1,024 | US |
allocated | 2024-01-26 | 7440b9e2753c… |
| 23.150.41.0 – 23.150.41.255 | 256 | US |
allocated | 2024-01-25 | 1a9cdd911979… |
| 23.169.232.0 – 23.169.232.255 | 256 | US |
allocated | 2024-01-25 | b6e15a94fde9… |
| 23.170.8.0 – 23.170.8.255 | 256 | US |
allocated | 2024-01-25 | 672d5009ad69… |
| 23.170.24.0 – 23.170.24.255 | 256 | US |
allocated | 2024-01-25 | e4820e799de1… |
| 57.64.0.0 – 57.64.255.255 | 65,536 | US |
allocated | 2024-01-25 | 20c786e8edd8… |
| 57.75.0.0 – 57.75.255.255 | 65,536 | US |
allocated | 2024-01-25 | 20c786e8edd8… |
| 57.84.0.0 – 57.84.255.255 | 65,536 | US |
allocated | 2024-01-25 | 20c786e8edd8… |
| 57.88.0.0 – 57.89.255.255 | 131,072 | US |
allocated | 2024-01-25 | 20c786e8edd8… |
| 57.91.0.0 – 57.91.255.255 | 65,536 | US |
allocated | 2024-01-25 | 20c786e8edd8… |
| 57.94.0.0 – 57.94.255.255 | 65,536 | US |
allocated | 2024-01-25 | 20c786e8edd8… |
| 57.139.0.0 – 57.139.255.255 | 65,536 | US |
allocated | 2024-01-25 | 20c786e8edd8… |
| 57.246.0.0 – 57.246.255.255 | 65,536 | US |
allocated | 2024-01-25 | 20c786e8edd8… |
| 57.251.0.0 – 57.251.255.255 | 65,536 | US |
allocated | 2024-01-25 | 20c786e8edd8… |
| 107.180.208.0 – 107.180.223.255 | 4,096 | US |
allocated | 2024-01-25 | f1539e10a2c1… |
| 149.98.0.0 – 149.98.255.255 | 65,536 | US |
allocated | 2024-01-25 | 20c786e8edd8… |
| 149.112.84.0 – 149.112.84.255 | 256 | US |
allocated | 2024-01-25 | df053212543a… |