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
1,645,624,576
📦
IPv4 networks
76,679
delegated blocks
🧭
IPv6 networks
11,332
delegated blocks
🔗
Autonomous systems
34,019
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2604:cd00::/32 |  US |
allocated | 2011-05-11 | 7fb0e35153c3… |
| 2604:d100::/32 | US |
allocated | 2011-05-11 | f942ee865daa… |
| 2620:39:8000::/48 | US |
allocated | 2011-05-11 | 691759baab81… |
| 2620:3a:8000::/48 | US |
allocated | 2011-05-11 | aa5386f26f58… |
| 2620:3b:8000::/48 | US |
allocated | 2011-05-11 | a0b1590d6469… |
| 2604:bf00::/32 | US |
allocated | 2011-05-10 | be9c744bd4dd… |
| 2604:c100::/32 | US |
allocated | 2011-05-10 | 0cc0eb5e923d… |
| 2604:c300::/32 | US |
allocated | 2011-05-10 | 4f0756f0d955… |
| 2604:c900::/32 | US |
allocated | 2011-05-10 | e4f8b2c81df8… |
| 2620:36:8000::/48 | US |
allocated | 2011-05-10 | 31bda92c170a… |
| 2620:38:8000::/48 | US |
allocated | 2011-05-10 | 1bc357c7ca4d… |
| 2620:104::/40 | US |
allocated | 2011-05-10 | 79e3f980eb8b… |
| 2604:bb00::/32 | US |
allocated | 2011-05-09 | 27e36be5e3b9… |
| 2604:bd00::/32 | US |
allocated | 2011-05-09 | f45e1ba9b9df… |
| 2604:b700::/32 | US |
allocated | 2011-05-06 | e03d39cddd7b… |
| 2604:b900::/32 | US |
allocated | 2011-05-06 | 4b85a5bca9cb… |
| 2604:b300::/32 | US |
allocated | 2011-05-05 | ab5fabab085b… |
| 2620:35:8000::/48 |  CA |
allocated | 2011-05-05 | dde6c3055245… |
| 2604:b100::/32 | US |
allocated | 2011-05-04 | 4fe3d5db5b0d… |
| 2620:31:8000::/44 | US |
allocated | 2011-05-04 | 6d9f37b490b9… |
| 2620:32:8000::/48 | US |
allocated | 2011-05-04 | 78d970236090… |
| 2620:33:8000::/48 | US |
allocated | 2011-05-04 | 8807f7d50d7a… |
| 2620:34:8000::/48 | US |
allocated | 2011-05-04 | 93b9c3007961… |
| 2620:14b::/36 | US |
allocated | 2011-05-04 | f98fd00a1324… |
| 2604:a900::/32 | US |
allocated | 2011-05-03 | 713e8908f5b4… |
| 2604:ab00::/32 | US |
allocated | 2011-05-03 | 7008671aead0… |
| 2604:ad00::/32 | US |
allocated | 2011-05-03 | b473330fef07… |
| 2620:2f:8000::/48 | US |
allocated | 2011-05-03 | 3a41d3f78b1b… |
| 2620:103:e000::/40 | US |
allocated | 2011-05-03 | 8d97772f72e8… |
| 2604:a300::/32 | US |
allocated | 2011-05-02 | 76e490b07128… |
| 2604:a700::/32 | US |
allocated | 2011-05-02 | 9ec07a3fc481… |
| 2620:2b:8000::/48 | US |
allocated | 2011-05-02 | 88e955ae32a0… |
| 2620:2d:8000::/48 | US |
allocated | 2011-05-02 | 8cabc774c75a… |
| 2604:9d00::/32 | US |
allocated | 2011-04-29 | c6ee84497a69… |
| 2604:9f00::/28 | US |
allocated | 2011-04-29 | 635e221de053… |
| 2604:a100::/32 |  RO |
allocated | 2011-04-29 | 98d6648b39e1… |
| 2620:2a:8000::/48 | US |
allocated | 2011-04-29 | 19ef8b1bb113… |
| 2604:9900::/32 | US |
allocated | 2011-04-28 | 1e383db3e105… |
| 2604:9b00::/32 | US |
allocated | 2011-04-28 | a695459849b8… |
| 2620:180::/32 | US |
allocated | 2011-04-28 | 2c8b166870cf… |
| 2604:8d00::/32 | US |
allocated | 2011-04-27 | 1282fb64d8d3… |
| 2604:8f00::/32 | US |
allocated | 2011-04-27 | 6b641bc3edc2… |
| 2604:9100::/32 | US |
allocated | 2011-04-27 | 76cabb6d6da4… |
| 2604:9300::/32 | US |
allocated | 2011-04-27 | 75fc43d5f69c… |
| 2604:9500::/32 | US |
allocated | 2011-04-27 | 2b2ae3e4e6dd… |
| 2604:9700::/32 | US |
allocated | 2011-04-27 | 88a63c2539ed… |
| 2620:25:8000::/48 | US |
allocated | 2011-04-27 | 6d2304fadf76… |
| 2620:28:8000::/48 |  IT |
allocated | 2011-04-27 | f777a8d650c9… |
| 2620:14a::/36 | US |
allocated | 2011-04-27 | 1be533968d2e… |
| 2604:8700::/36 | US |
allocated | 2011-04-26 | 4650f3f5cecf… |
| 2604:8900::/32 | US |
allocated | 2011-04-26 | 99563ca971c0… |
| 2604:8b00::/32 | CA |
allocated | 2011-04-26 | a2eba22c6c42… |
| 2620:23:8000::/48 | US |
allocated | 2011-04-26 | 65e4ea42e57f… |
| 2620:149::/32 | US |
allocated | 2011-04-26 | 662835d72b38… |
| 2604:8500::/32 | US |
allocated | 2011-04-25 | 2846e351d0b3… |
| 2620:22:8000::/48 | US |
allocated | 2011-04-25 | c6eab43ac11f… |
| 2600:4800::/28 | US |
allocated | 2011-04-22 | aaf656fbdfd1… |
| 2604:7f00::/32 | CA |
allocated | 2011-04-22 | 93cc709e1c93… |
| 2604:8100::/32 | US |
allocated | 2011-04-22 | 618bced69d75… |
| 2604:7700::/32 | US |
allocated | 2011-04-21 | e39ba940ed98… |
| 2604:7900::/32 | US |
allocated | 2011-04-21 | 2283d9a82bec… |
| 2604:7b00::/32 | US |
allocated | 2011-04-21 | 84c351adcdc2… |
| 2620:21:8000::/48 | US |
allocated | 2011-04-21 | 332556fdace4… |
| 2620:103:c000::/40 | US |
allocated | 2011-04-21 | 775426b382da… |
| 2604:7500::/32 | US |
allocated | 2011-04-20 | 358c9f27bf3d… |
| 2620:20:8000::/48 | US |
allocated | 2011-04-20 | 88d5b2d16bf6… |
| 2620:103:a000::/44 | US |
allocated | 2011-04-20 | af1eb1440cbf… |
| 2620:103:b000::/44 | US |
allocated | 2011-04-20 | f84e40d18080… |
| 2620:147::/36 | US |
allocated | 2011-04-20 | 51093875d15a… |
| 2604:7100::/32 | US |
allocated | 2011-04-19 | 458473c9dbd7… |
| 2604:7300::/32 | US |
allocated | 2011-04-19 | 3717d96e0a75… |
| 2620:1f:8000::/44 | US |
allocated | 2011-04-19 | 8d43a19f8f82… |
| 2600:4400::/29 | US |
allocated | 2011-04-18 | 34167ff8e75e… |
| 2620:1c:8000::/48 | US |
allocated | 2011-04-18 | 6c43c05abe02… |
| 2620:1d:8000::/48 | US |
allocated | 2011-04-18 | fe0840ad7741… |
| 2620:1e:8000::/48 | US |
allocated | 2011-04-18 | 34dbd5d9a3e2… |
| 2604:6900::/32 | US |
allocated | 2011-04-15 | c3d03da3f053… |
| 2604:6b00::/32 | US |
allocated | 2011-04-15 | 00c0bb58411a… |
| 2604:6d00::/32 | US |
allocated | 2011-04-15 | 9da5dd5c1f82… |
| 2604:6f00::/32 | US |
allocated | 2011-04-15 | 36652e6d2cef… |
| 2620:18:8000::/48 | US |
allocated | 2011-04-15 | 27407fb1e42c… |
| 2620:1a:8000::/48 | US |
allocated | 2011-04-15 | a723c7f28226… |
| 2604:6700::/32 | US |
allocated | 2011-04-14 | ff45d4bd9b12… |
| 2620:15:8000::/48 | US |
allocated | 2011-04-14 | 1f7b55325ecb… |
| 2620:16:8000::/48 | US |
allocated | 2011-04-14 | fe1ab4fa91ac… |
| 2620:17:8000::/44 | US |
allocated | 2011-04-14 | a669c28aa8c9… |
| 2620:103:9000::/40 | US |
allocated | 2011-04-14 | 87addbbc9c1a… |
| 2620:146::/36 | US |
allocated | 2011-04-14 | 3f4c24b40a94… |
| 2620:13:8000::/48 | US |
allocated | 2011-04-13 | fb47d1049cf7… |
| 2620:12:8000::/48 | US |
allocated | 2011-04-12 | 1bf216037a85… |
| 2620:103:7000::/44 | US |
allocated | 2011-04-12 | eb00bff0dd60… |
| 2620:103:8000::/40 | US |
allocated | 2011-04-12 | fb057b5fafe5… |
| 2604:5f00::/32 | US |
allocated | 2011-04-11 | 7141438602c8… |
| 2604:6100::/32 | US |
allocated | 2011-04-11 | d56551b9c455… |
| 2604:6300::/32 | US |
allocated | 2011-04-11 | d538268083a4… |
| 2604:6500::/32 | CA |
allocated | 2011-04-11 | 6abf3d7a495c… |
| 2620:f:8000::/48 | US |
allocated | 2011-04-11 | 9b5b285c8eb7… |
| 2620:10:8000::/44 | CA |
allocated | 2011-04-11 | 0947d5738b9d… |
| 2604:5500::/32 | US |
allocated | 2011-04-08 | 76b7b0808425… |
| 2604:5700::/32 | US |
allocated | 2011-04-08 | e5cfe0d85842… |