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
1,644,591,360
📦
IPv4 networks
76,802
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 |
|---|---|---|---|---|---|
| 208.65.128.0 – 208.65.131.255 | 1,024 |  US |
allocated | 2006-02-27 | 5e4c24c39dc4… |
| 208.65.132.0 – 208.65.135.255 | 1,024 | US |
allocated | 2006-02-27 | a0bd2e03d9a7… |
| 208.65.136.0 – 208.65.143.255 | 2,048 | US |
allocated | 2006-02-27 | 078f0b909c8c… |
| 208.100.128.0 – 208.100.191.255 | 16,384 | US |
allocated | 2006-02-27 | b473330fef07… |
| 66.228.112.0 – 66.228.127.255 | 4,096 | US |
allocated | 2006-02-24 | 5dba07179e25… |
| 208.100.64.0 – 208.100.127.255 | 16,384 | US |
allocated | 2006-02-23 | a799b2d08c1a… |
| 72.12.224.0 – 72.12.239.255 | 4,096 | US |
allocated | 2006-02-22 | 8300bbb71e8a… |
| 72.12.96.0 – 72.12.111.255 | 4,096 |  CA |
allocated | 2006-02-21 | 739053b97948… |
| 208.65.124.0 – 208.65.127.255 | 1,024 | US |
allocated | 2006-02-21 | 289af0039cc4… |
| 74.54.0.0 – 74.55.255.255 | 131,072 | US |
allocated | 2006-02-17 | 5dba07179e25… |
| 208.65.116.0 – 208.65.119.255 | 1,024 | US |
allocated | 2006-02-17 | 1540c5fa1532… |
| 208.65.120.0 – 208.65.123.255 | 1,024 | US |
allocated | 2006-02-17 | 12c8fbee5b26… |
| 208.100.0.0 – 208.100.63.255 | 16,384 | US |
allocated | 2006-02-17 | 75c30a4450cb… |
| 66.228.16.0 – 66.228.31.255 | 4,096 | US |
allocated | 2006-02-16 | 788eb45c9eb5… |
| 72.11.224.0 – 72.11.255.255 | 8,192 | US |
allocated | 2006-02-16 | 8cd75c33d83b… |
| 71.19.0.0 – 71.19.127.255 | 32,768 | CA |
allocated | 2006-02-15 | dcd08486c35a… |
| 208.65.112.0 – 208.65.115.255 | 1,024 | US |
allocated | 2006-02-15 | 4227cbb93ddf… |
| 72.11.32.0 – 72.11.63.255 | 8,192 | US |
allocated | 2006-02-14 | ae43a4dd7f0d… |
| 72.11.160.0 – 72.11.191.255 | 8,192 | CA |
allocated | 2006-02-14 | df04ba7e5e16… |
| 208.65.92.0 – 208.65.95.255 | 1,024 | US |
allocated | 2006-02-14 | c90de159a7ad… |
| 208.65.96.0 – 208.65.99.255 | 1,024 | US |
allocated | 2006-02-14 | 2bedac8eda6f… |
| 208.99.64.0 – 208.99.95.255 | 8,192 | US |
allocated | 2006-02-14 | 9d135eb38a45… |
| 208.99.128.0 – 208.99.159.255 | 8,192 | CA |
allocated | 2006-02-14 | 6b1704e70ee9… |
| 72.2.224.0 – 72.2.239.255 | 4,096 | US |
allocated | 2006-02-13 | dca2ce6acaa2… |
| 74.6.0.0 – 74.6.255.255 | 65,536 | US |
allocated | 2006-02-13 | c2dfb9e7c865… |
| 64.46.0.0 – 64.46.31.255 | 8,192 | CA |
allocated | 2006-02-10 | f6b965c213cd… |
| 64.46.32.0 – 64.46.63.255 | 8,192 | CA |
allocated | 2006-02-10 | 449259d9b4ce… |
| 64.72.176.0 – 64.72.191.255 | 4,096 | US |
allocated | 2006-02-10 | 021385bf34d9… |
| 71.7.128.0 – 71.7.255.255 | 32,768 | CA |
allocated | 2006-02-10 | 0bdb9de83224… |
| 208.98.192.0 – 208.98.207.255 | 4,096 | CA |
allocated | 2006-02-10 | f6378853cc62… |
| 208.98.208.0 – 208.98.215.255 | 2,048 | CA |
allocated | 2006-02-10 | f6378853cc62… |
| 208.98.216.0 – 208.98.219.255 | 1,024 | CA |
allocated | 2006-02-10 | f6378853cc62… |
| 208.98.220.0 – 208.98.221.255 | 512 | CA |
allocated | 2006-02-10 | f6378853cc62… |
| 208.98.222.0 – 208.98.223.255 | 512 | CA |
allocated | 2006-02-10 | eb5a56b49389… |
| 64.255.64.0 – 64.255.79.255 | 4,096 | US |
allocated | 2006-02-09 | d92e97764622… |
| 72.2.96.0 – 72.2.111.255 | 4,096 | US |
allocated | 2006-02-09 | 5110fc11717b… |
| 72.2.160.0 – 72.2.175.255 | 4,096 | US |
allocated | 2006-02-09 | d538268083a4… |
| 74.48.0.0 – 74.48.255.255 | 65,536 | CA |
allocated | 2006-02-09 | 0e702695cc8d… |
| 74.49.0.0 – 74.49.127.255 | 32,768 | CA |
allocated | 2006-02-09 | 0e702695cc8d… |
| 74.49.128.0 – 74.49.191.255 | 16,384 | CA |
allocated | 2006-02-09 | e23590be198b… |
| 74.49.192.0 – 74.49.255.255 | 16,384 | CA |
allocated | 2006-02-09 | 0e702695cc8d… |
| 208.65.80.0 – 208.65.83.255 | 1,024 | US |
allocated | 2006-02-09 | 2cd5fcb30974… |
| 208.65.88.0 – 208.65.91.255 | 1,024 | US |
allocated | 2006-02-09 | 5c892c458e80… |
| 208.65.60.0 – 208.65.63.255 | 1,024 | CA |
allocated | 2006-02-08 | da43ab9b2e0e… |
| 208.65.64.0 – 208.65.71.255 | 2,048 | US |
allocated | 2006-02-08 | 9e5179bb92ad… |
| 208.65.72.0 – 208.65.79.255 | 2,048 | CA |
allocated | 2006-02-08 | 81d84a66fa20… |
| 66.218.208.0 – 66.218.223.255 | 4,096 | US |
allocated | 2006-02-07 | e4a25f8062d9… |
| 72.1.96.0 – 72.1.127.255 | 8,192 | US |
allocated | 2006-02-07 | c3d03da3f053… |
| 208.65.56.0 – 208.65.59.255 | 1,024 | US |
allocated | 2006-02-07 | fdcb3094f8de… |
| 208.98.128.0 – 208.98.191.255 | 16,384 | US |
allocated | 2006-02-07 | e346b68a5c07… |
| 66.78.96.0 – 66.78.127.255 | 8,192 | CA |
allocated | 2006-02-06 | 3cfb22ee50e2… |
| 69.65.96.0 – 69.65.127.255 | 8,192 | US |
allocated | 2006-02-06 | 698c1d643a5d… |
| 71.17.0.0 – 71.17.255.255 | 65,536 | CA |
allocated | 2006-02-06 | 63072a7115f6… |
| 72.1.32.0 – 72.1.39.255 | 2,048 | US |
allocated | 2006-02-06 | cd24a010cb41… |
| 72.1.40.0 – 72.1.43.255 | 1,024 | US |
allocated | 2006-02-06 | cd24a010cb41… |
| 72.1.44.0 – 72.1.45.255 | 512 | US |
allocated | 2006-02-06 | cd24a010cb41… |
| 199.7.83.0 – 199.7.83.255 | 256 | US |
allocated | 2006-02-06 | 9b5b285c8eb7… |
| 64.71.208.0 – 64.71.223.255 | 4,096 | US |
allocated | 2006-02-03 | 50006d9a829b… |
| 208.65.28.0 – 208.65.31.255 | 1,024 | US |
allocated | 2006-02-03 | a73aed39c9b6… |
| 71.7.0.0 – 71.7.127.255 | 32,768 | US |
allocated | 2006-02-02 | 6c065d5b54b8… |
| 71.6.128.0 – 71.6.255.255 | 32,768 | US |
allocated | 2006-02-01 | 89069d8f6a66… |
| 208.65.48.0 – 208.65.55.255 | 2,048 | US |
allocated | 2006-02-01 | ce9e04e79df2… |
| 208.53.96.0 – 208.53.127.255 | 8,192 | US |
allocated | 2006-01-31 | 1a922969fbba… |
| 208.65.40.0 – 208.65.47.255 | 2,048 | US |
allocated | 2006-01-31 | bd01d8d5dd8f… |
| 209.169.32.0 – 209.169.63.255 | 8,192 | US |
allocated | 2006-01-31 | 2456d9a87dcc… |
| 216.252.96.0 – 216.252.127.255 | 8,192 | US |
allocated | 2006-01-31 | c2dfb9e7c865… |
| 64.178.176.0 – 64.178.191.255 | 4,096 | US |
allocated | 2006-01-30 | 79b5e99905e7… |
| 71.6.0.0 – 71.6.127.255 | 32,768 | US |
allocated | 2006-01-30 | 7f75b8e6c16c… |
| 204.15.232.0 – 204.15.235.255 | 1,024 | US |
allocated | 2006-01-30 | 6c8088dbae83… |
| 204.15.236.0 – 204.15.239.255 | 1,024 | US |
allocated | 2006-01-30 | f4e8e59d4560… |
| 208.65.20.0 – 208.65.23.255 | 1,024 | US |
allocated | 2006-01-30 | f1de58d5d654… |
| 208.65.24.0 – 208.65.27.255 | 1,024 | US |
allocated | 2006-01-30 | c08a9eb37c18… |
| 209.200.224.0 – 209.200.255.255 | 8,192 | US |
allocated | 2006-01-30 | a6b65597e29a… |
| 64.253.160.0 – 64.253.191.255 | 8,192 | US |
allocated | 2006-01-27 | 4cad11d18482… |
| 74.32.0.0 – 74.47.255.255 | 1,048,576 | US |
allocated | 2006-01-27 | e220ed812a4c… |
| 64.178.160.0 – 64.178.175.255 | 4,096 | US |
allocated | 2006-01-25 | 57b3fbd1c137… |
| 66.207.176.0 – 66.207.191.255 | 4,096 | US |
allocated | 2006-01-25 | 3f9320c45903… |
| 66.211.160.0 – 66.211.167.255 | 2,048 | US |
allocated | 2006-01-25 | 6cf6bfa46efa… |
| 66.211.168.0 – 66.211.171.255 | 1,024 | US |
allocated | 2006-01-25 | 199f4dcf55b9… |
| 66.211.172.0 – 66.211.175.255 | 1,024 | US |
allocated | 2006-01-25 | 6cf6bfa46efa… |
| 66.211.176.0 – 66.211.191.255 | 4,096 | US |
allocated | 2006-01-25 | 6cf6bfa46efa… |
| 208.65.4.0 – 208.65.7.255 | 1,024 | US |
allocated | 2006-01-25 | fdd2903a89b5… |
| 208.65.16.0 – 208.65.19.255 | 1,024 | US |
allocated | 2006-01-25 | ef109be1ae72… |
| 64.92.224.0 – 64.92.255.255 | 8,192 | US |
allocated | 2006-01-24 | a140e131c3f7… |
| 66.206.80.0 – 66.206.95.255 | 4,096 | US |
allocated | 2006-01-24 | 6b830b813c04… |
| 66.206.176.0 – 66.206.191.255 | 4,096 | US |
allocated | 2006-01-24 | e886feda75fb… |
| 208.65.8.0 – 208.65.15.255 | 2,048 | US |
allocated | 2006-01-24 | 3c6845cc35a4… |
| 208.98.64.0 – 208.98.127.255 | 16,384 | US |
allocated | 2006-01-24 | 064a9a4054c6… |
| 208.99.192.0 – 208.99.223.255 | 8,192 | US |
allocated | 2006-01-24 | 860fa092fe05… |
| 208.99.224.0 – 208.99.239.255 | 4,096 | US |
allocated | 2006-01-24 | 6b6c0be5b9ba… |
| 209.188.32.0 – 209.188.63.255 | 8,192 | US |
allocated | 2006-01-24 | 2988ed91d1a5… |
| 208.65.0.0 – 208.65.3.255 | 1,024 | US |
allocated | 2006-01-23 | 7c562b16d642… |
| 208.98.0.0 – 208.98.63.255 | 16,384 | US |
allocated | 2006-01-23 | 792b967f28cc… |
| 66.206.48.0 – 66.206.63.255 | 4,096 | US |
allocated | 2006-01-20 | ebcff024e387… |
| 208.64.248.0 – 208.64.255.255 | 2,048 | US |
allocated | 2006-01-20 | efcc1a227387… |
| 209.90.224.0 – 209.90.239.255 | 4,096 | US |
allocated | 2006-01-20 | 1d0bff172f08… |
| 209.104.224.0 – 209.104.255.255 | 8,192 | US |
allocated | 2006-01-20 | 33885a0c7bb7… |
| 74.12.0.0 – 74.15.255.255 | 262,144 | CA |
allocated | 2006-01-19 | 7de51f8320f6… |
| 76.0.0.0 – 76.7.255.255 | 524,288 | US |
allocated | 2006-01-19 | cdb7d42057bd… |
| 207.7.160.0 – 207.7.191.255 | 8,192 | US |
allocated | 2006-01-19 | e220ed812a4c… |