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
1,645,590,528
📦
IPv4 networks
76,679
delegated blocks
🧭
IPv6 networks
11,339
delegated blocks
🔗
Autonomous systems
34,020
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 204.11.16.0 – 204.11.19.255 | 1,024 |  US |
allocated | 2012-08-21 | 8fcda35b2fd0… |
| 204.13.104.0 – 204.13.107.255 | 1,024 |  TC |
allocated | 2012-08-21 | 863ac307c0fc… |
| 204.13.108.0 – 204.13.111.255 | 1,024 | US |
allocated | 2012-08-21 | 92f3d088c118… |
| 204.15.172.0 – 204.15.175.255 | 1,024 |  CA |
allocated | 2012-08-21 | cad1ca7c558e… |
| 172.0.0.0 – 172.15.255.255 | 1,048,576 | US |
allocated | 2012-08-20 | 81e05477cc28… |
| 199.254.120.0 – 199.254.123.255 | 1,024 | US |
allocated | 2012-08-20 | 74b145153d66… |
| 199.254.124.0 – 199.254.127.255 | 1,024 | US |
allocated | 2012-08-20 | c83fc4435ab5… |
| 204.9.216.0 – 204.9.219.255 | 1,024 | US |
allocated | 2012-08-20 | 411543e8e000… |
| 204.10.232.0 – 204.10.239.255 | 2,048 | US |
allocated | 2012-08-20 | a084e207f665… |
| 199.164.186.0 – 199.164.186.255 | 256 | US |
allocated | 2012-08-17 | f9671fb49962… |
| 199.253.12.0 – 199.253.15.255 | 1,024 | US |
allocated | 2012-08-17 | 3d1e4f2fe329… |
| 199.254.104.0 – 199.254.111.255 | 2,048 |  BB |
allocated | 2012-08-17 | a2808ab99afe… |
| 199.254.112.0 – 199.254.119.255 | 2,048 | US |
allocated | 2012-08-17 | 0ee732d0a390… |
| 198.71.48.0 – 198.71.63.255 | 4,096 | US |
allocated | 2012-08-16 | 76f6574e4e42… |
| 198.72.48.0 – 198.72.63.255 | 4,096 | CA |
allocated | 2012-08-16 | 5fa5667c0b53… |
| 199.164.143.0 – 199.164.143.255 | 256 | US |
allocated | 2012-08-16 | 8d7de9a56909… |
| 199.244.124.0 – 199.244.127.255 | 1,024 | US |
allocated | 2012-08-16 | ee83a60c20fe… |
| 199.244.200.0 – 199.244.203.255 | 1,024 | US |
allocated | 2012-08-16 | 221a7bb4d512… |
| 199.245.52.0 – 199.245.55.255 | 1,024 | US |
allocated | 2012-08-16 | c2a947cf1369… |
| 199.96.10.0 – 199.96.11.255 | 512 | US |
allocated | 2012-08-15 | 3e9a99b804e3… |
| 199.101.26.0 – 199.101.27.255 | 512 | US |
allocated | 2012-08-15 | 55dc1732fb09… |
| 199.125.15.0 – 199.125.15.255 | 256 | US |
allocated | 2012-08-15 | 67ae92b02aa5… |
| 199.254.96.0 – 199.254.103.255 | 2,048 | US |
allocated | 2012-08-15 | daf7c1c38ce5… |
| 199.91.42.0 – 199.91.43.255 | 512 | US |
allocated | 2012-08-14 | d03592a459be… |
| 199.124.25.0 – 199.124.25.255 | 256 | US |
allocated | 2012-08-14 | f2f9418ba422… |
| 199.244.120.0 – 199.244.123.255 | 1,024 | CA |
allocated | 2012-08-14 | f046ddd53b88… |
| 199.245.56.0 – 199.245.63.255 | 2,048 | US |
allocated | 2012-08-14 | dd93e0fb1f68… |
| 199.246.116.0 – 199.246.116.255 | 256 | CA |
allocated | 2012-08-14 | 4385a8ac8a09… |
| 199.123.13.0 – 199.123.13.255 | 256 | US |
allocated | 2012-08-13 | 067c3d098d73… |
| 199.124.3.0 – 199.124.3.255 | 256 | CA |
allocated | 2012-08-13 | 91122255450e… |
| 199.244.104.0 – 199.244.111.255 | 2,048 | US |
allocated | 2012-08-13 | a107687f7af3… |
| 198.21.128.0 – 198.21.255.255 | 32,768 | US |
allocated | 2012-08-10 | af1eb1440cbf… |
| 198.58.96.0 – 198.58.127.255 | 8,192 | US |
allocated | 2012-08-10 | 8ff74c5691c8… |
| 199.122.7.0 – 199.122.7.255 | 256 | CA |
allocated | 2012-08-10 | 0567d71e1849… |
| 199.244.96.0 – 199.244.99.255 | 1,024 | US |
allocated | 2012-08-10 | eb1e004ed282… |
| 198.58.80.0 – 198.58.95.255 | 4,096 | US |
allocated | 2012-08-09 | d61679f8ca8d… |
| 199.88.246.0 – 199.88.247.255 | 512 | US |
allocated | 2012-08-09 | 6947c7e2add6… |
| 199.89.50.0 – 199.89.51.255 | 512 | US |
allocated | 2012-08-09 | 670af8cb9be8… |
| 199.244.76.0 – 199.244.79.255 | 1,024 | CA |
allocated | 2012-08-09 | 42cae6c85d4c… |
| 199.244.84.0 – 199.244.87.255 | 1,024 | US |
allocated | 2012-08-09 | 34a0ed79df75… |
| 199.244.88.0 – 199.244.91.255 | 1,024 | US |
allocated | 2012-08-09 | 5bad996c5ceb… |
| 199.244.92.0 – 199.244.95.255 | 1,024 | US |
allocated | 2012-08-09 | 59db3abb4c5e… |
| 142.4.224.0 – 142.4.255.255 | 8,192 | US |
allocated | 2012-08-08 | e220ed812a4c… |
| 198.57.80.0 – 198.57.95.255 | 4,096 | US |
allocated | 2012-08-08 | 4662739fb3eb… |
| 199.120.239.0 – 199.120.239.255 | 256 | CA |
allocated | 2012-08-08 | 2a6b49bee160… |
| 199.244.68.0 – 199.244.71.255 | 1,024 | US |
allocated | 2012-08-08 | b9a1c5613846… |
| 142.111.0.0 – 142.111.255.255 | 65,536 | US |
allocated | 2012-08-07 | 0fdeb4020d94… |
| 199.88.136.0 – 199.88.137.255 | 512 | US |
allocated | 2012-08-07 | 8211be14f73c… |
| 199.181.148.0 – 199.181.148.255 | 256 | US |
allocated | 2012-08-07 | c00f154df180… |
| 199.241.240.0 – 199.241.243.255 | 1,024 | US |
allocated | 2012-08-07 | a084e207f665… |
| 199.241.244.0 – 199.241.247.255 | 1,024 | US |
allocated | 2012-08-07 | ee44a34fcea1… |
| 199.241.248.0 – 199.241.255.255 | 2,048 | US |
allocated | 2012-08-07 | e08441e4beab… |
| 199.244.28.0 – 199.244.31.255 | 1,024 | US |
allocated | 2012-08-07 | adc8b004b305… |
| 199.244.64.0 – 199.244.67.255 | 1,024 | US |
allocated | 2012-08-07 | d5e6de13e512… |
| 198.71.128.0 – 198.71.255.255 | 32,768 | US |
allocated | 2012-08-06 | fec517dc310c… |
| 199.88.134.0 – 199.88.135.255 | 512 | US |
allocated | 2012-08-06 | 9caff45743f0… |
| 199.180.15.0 – 199.180.15.255 | 256 | US |
allocated | 2012-08-06 | 455c328c2480… |
| 199.181.81.0 – 199.181.81.255 | 256 | CA |
allocated | 2012-08-06 | 938fdd2cdb14… |
| 199.181.96.0 – 199.181.96.255 | 256 | US |
allocated | 2012-08-06 | 10832091a431… |
| 199.241.220.0 – 199.241.223.255 | 1,024 | US |
allocated | 2012-08-06 | 6dc75a1729dc… |
| 206.108.255.0 – 206.108.255.255 | 256 | US |
allocated | 2012-08-06 | 466b6d2ce2f1… |
| 199.241.224.0 – 199.241.231.255 | 2,048 | US |
allocated | 2012-08-03 | 2539c81b0e00… |
| 199.241.232.0 – 199.241.239.255 | 2,048 | US |
allocated | 2012-08-03 | e85d505a7e9d… |
| 198.16.64.0 – 198.16.127.255 | 16,384 | US |
allocated | 2012-08-02 | 9a3e11090a14… |
| 198.57.48.0 – 198.57.63.255 | 4,096 | US |
allocated | 2012-08-02 | f344adbce573… |
| 199.175.255.0 – 199.175.255.255 | 256 | US |
allocated | 2012-08-02 | 285baf29aa6b… |
| 198.55.240.0 – 198.55.255.255 | 4,096 | US |
allocated | 2012-08-01 | a6b65597e29a… |
| 199.87.2.0 – 199.87.3.255 | 512 | US |
allocated | 2012-08-01 | 08d3957bb75b… |
| 199.87.26.0 – 199.87.27.255 | 512 | US |
allocated | 2012-08-01 | f76e5e405ab5… |
| 199.241.208.0 – 199.241.215.255 | 2,048 | US |
allocated | 2012-08-01 | a234b016a417… |
| 199.175.188.0 – 199.175.188.255 | 256 | US |
allocated | 2012-07-31 | 0d783ec52848… |
| 199.241.200.0 – 199.241.203.255 | 1,024 | US |
allocated | 2012-07-31 | 6e19a0c7aa20… |
| 198.52.48.0 – 198.52.63.255 | 4,096 | CA |
allocated | 2012-07-30 | 739053b97948… |
| 198.55.48.0 – 198.55.63.255 | 4,096 | CA |
allocated | 2012-07-30 | 09e7223807f9… |
| 198.58.128.0 – 198.58.255.255 | 32,768 | CA |
allocated | 2012-07-30 | 04cd1b128d33… |
| 198.61.128.0 – 198.61.255.255 | 32,768 | US |
allocated | 2012-07-30 | c66e83fbb76c… |
| 199.85.234.0 – 199.85.235.255 | 512 | US |
allocated | 2012-07-30 | 399da38fd3d4… |
| 199.175.101.0 – 199.175.101.255 | 256 | US |
allocated | 2012-07-30 | 5ea60cab4b95… |
| 199.241.168.0 – 199.241.171.255 | 1,024 | US |
allocated | 2012-07-30 | a6f50fa048b8… |
| 199.241.172.0 – 199.241.175.255 | 1,024 | US |
allocated | 2012-07-30 | c4425f0ba0dc… |
| 199.241.176.0 – 199.241.183.255 | 2,048 | US |
allocated | 2012-07-30 | dbaeb66c1374… |
| 199.241.184.0 – 199.241.191.255 | 2,048 | US |
allocated | 2012-07-30 | 45410029dc4f… |
| 198.49.64.0 – 198.49.79.255 | 4,096 | US |
allocated | 2012-07-27 | 019ec0731a9b… |
| 198.57.128.0 – 198.57.255.255 | 32,768 | US |
allocated | 2012-07-27 | 9ce56b15dad0… |
| 199.85.96.0 – 199.85.97.255 | 512 | US |
allocated | 2012-07-27 | 39a86f721b5e… |
| 199.85.116.0 – 199.85.117.255 | 512 | US |
allocated | 2012-07-27 | 5e6c9f890f12… |
| 199.175.0.0 – 199.175.0.255 | 256 | CA |
allocated | 2012-07-27 | 7a97247501eb… |
| 199.175.43.0 – 199.175.43.255 | 256 | CA |
allocated | 2012-07-27 | fadaa54ff1c8… |
| 199.241.128.0 – 199.241.135.255 | 2,048 | CA |
allocated | 2012-07-27 | 5fa5667c0b53… |
| 199.241.144.0 – 199.241.147.255 | 1,024 | US |
allocated | 2012-07-27 | dddb3d748ab8… |
| 199.241.148.0 – 199.241.151.255 | 1,024 | US |
allocated | 2012-07-27 | 66f7ab188046… |
| 199.241.152.0 – 199.241.159.255 | 2,048 | US |
allocated | 2012-07-27 | a6b65597e29a… |
| 199.241.160.0 – 199.241.167.255 | 2,048 | CA |
allocated | 2012-07-27 | 2822cabd51f4… |
| 74.115.232.0 – 74.115.235.255 | 1,024 | US |
allocated | 2012-07-26 | 34d342be0361… |
| 199.233.248.0 – 199.233.251.255 | 1,024 | US |
allocated | 2012-07-26 | 021385bf34d9… |
| 199.233.252.0 – 199.233.255.255 | 1,024 | US |
allocated | 2012-07-26 | 79ea54c30858… |
| 199.241.28.0 – 199.241.31.255 | 1,024 | US |
allocated | 2012-07-26 | aa5d19b9916f… |
| 199.241.96.0 – 199.241.103.255 | 2,048 | US |
allocated | 2012-07-26 | cfeebe4bec39… |
| 199.241.104.0 – 199.241.111.255 | 2,048 | US |
allocated | 2012-07-26 | 2fa5ecde62d9… |
| 199.241.112.0 – 199.241.119.255 | 2,048 | US |
allocated | 2012-07-26 | 50955604511e… |