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
1,644,924,416
📦
IPv4 networks
76,763
delegated blocks
🧭
IPv6 networks
11,451
delegated blocks
🔗
Autonomous systems
34,128
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2620:4f::/48 |  US |
allocated | 2011-01-27 | 016998a6d975… |
| 2605:c200::/32 | US |
allocated | 2011-01-26 | ace55d4dc090… |
| 2605:c600::/32 | US |
allocated | 2011-01-26 | ae4a196d2547… |
| 2605:ca00::/32 | US |
allocated | 2011-01-26 | 6b6c0be5b9ba… |
| 2620:49::/44 |  CA |
allocated | 2011-01-26 | 8744484f83d0… |
| 2620:4d::/48 | US |
allocated | 2011-01-26 | 5f575c780547… |
| 2620:101:5000::/42 | US |
allocated | 2011-01-26 | 936047384e2c… |
| 2605:b200::/32 | US |
allocated | 2011-01-25 | 835ef6efa174… |
| 2605:b600::/32 | CA |
allocated | 2011-01-25 | 78775a112d1f… |
| 2605:ba00::/32 | US |
allocated | 2011-01-25 | ce33fb2218d7… |
| 2605:ae00::/32 | US |
allocated | 2011-01-24 | d1701af3e93f… |
| 2620:41::/47 | US |
allocated | 2011-01-24 | 885665bc5e39… |
| 2620:43::/48 | US |
allocated | 2011-01-24 | 16054a3a95fd… |
| 2620:45::/48 | CA |
allocated | 2011-01-24 | d55a886194c7… |
| 2620:3d::/48 | US |
allocated | 2011-01-21 | 655004aa003a… |
| 2620:101:4000::/42 | US |
allocated | 2011-01-21 | 1dca56008220… |
| 2620:141::/36 | US |
allocated | 2011-01-21 | a5233c3f9c47… |
| 2605:aa00::/32 | US |
allocated | 2011-01-20 | 1d86b0fdd25f… |
| 2620:3b::/48 | US |
allocated | 2011-01-20 | fc14b89f645c… |
| 2605:a600::/31 | US |
allocated | 2011-01-19 | c07b0b4d7660… |
| 2605:a200::/32 |  JM |
allocated | 2011-01-18 | 302f5ac1a4c0… |
| 2620:39::/44 | US |
allocated | 2011-01-14 | 9e4472b5cf46… |
| 2605:9a00::/32 | US |
allocated | 2011-01-13 | 33c382380782… |
| 2620:101:3000::/42 | US |
allocated | 2011-01-13 | 94843049c44e… |
| 2605:9600::/32 | US |
allocated | 2011-01-11 | ca93c740108a… |
| 2620:33::/48 | US |
allocated | 2011-01-11 | d32f340dead2… |
| 2620:37::/48 | US |
allocated | 2011-01-11 | 84b04d8b120a… |
| 2620:31::/48 | US |
allocated | 2011-01-10 | c69be1f6d63d… |
| 2605:9200::/32 | US |
allocated | 2011-01-07 | 9e5179bb92ad… |
| 2600:3800::/28 | US |
allocated | 2011-01-06 | c195601aa41b… |
| 2605:8200::/32 | US |
allocated | 2011-01-06 | 629c0ae781c1… |
| 2605:8600::/32 | US |
allocated | 2011-01-06 | 4662739fb3eb… |
| 2605:8a00::/32 | US |
allocated | 2011-01-06 | 4cb61b484442… |
| 2605:8e00::/32 | US |
allocated | 2011-01-06 | 43d81dd21b10… |
| 2620:2f::/44 | CA |
allocated | 2011-01-06 | 1960bbaf95d0… |
| 2605:7600::/36 | US |
allocated | 2011-01-05 | fbdd5b41e2a6… |
| 2605:7a00::/32 | US |
allocated | 2011-01-05 | f6157ea9e7c8… |
| 2605:7e00::/32 | US |
allocated | 2011-01-05 | 424bfcacb580… |
| 2605:6600::/28 | US |
allocated | 2011-01-04 | a9c0fadb4f35… |
| 2605:6a00::/32 | CA |
allocated | 2011-01-04 | c2852f1df4b3… |
| 2605:6e00::/32 | US |
allocated | 2011-01-04 | a18ce78430ed… |
| 2605:7200::/32 | CA |
allocated | 2011-01-04 | 7ce2dfebde5e… |
| 2620:2b::/48 | US |
allocated | 2011-01-04 | 07c0d15eb8de… |
| 2605:5600::/32 | US |
allocated | 2011-01-03 | 9f89c31744ce… |
| 2605:5a00::/32 | US |
allocated | 2011-01-03 | 0f5e2fc2c511… |
| 2605:5e00::/32 | US |
allocated | 2011-01-03 | 6e94d2cdebb3… |
| 2620:27::/44 | US |
allocated | 2010-12-29 | dd2c319f9041… |
| 2620:29::/48 | US |
allocated | 2010-12-29 | 31a6d1e92a08… |
| 2605:4600::/32 | US |
allocated | 2010-12-28 | f2e795211256… |
| 2605:4a00::/32 | US |
allocated | 2010-12-28 | 441b67d36f8f… |
| 2605:4e00::/32 | US |
allocated | 2010-12-28 | 7f75b8e6c16c… |
| 2620:23::/48 | US |
allocated | 2010-12-28 | 2d107579c4a9… |
| 2620:25::/48 | US |
allocated | 2010-12-28 | 7da09400c56f… |
| 2605:3e00::/32 | US |
allocated | 2010-12-27 | e2e601533703… |
| 2605:4200::/32 | US |
allocated | 2010-12-27 | 89b1d83bb96c… |
| 2620:1b::/44 | US |
allocated | 2010-12-27 | a01072b7abe9… |
| 2620:1d::/44 | US |
allocated | 2010-12-27 | f96917241084… |
| 2605:3a00::/32 | US |
allocated | 2010-12-22 | 85559076cd7e… |
| 2620:101:1000::/42 | US |
allocated | 2010-12-22 | 981a7e2ea49d… |
| 2605:3600::/32 | US |
allocated | 2010-12-21 | cf39727474a4… |
| 2620:19::/48 | US |
allocated | 2010-12-21 | a7dc2274fd7b… |
| 2620:101:2000::/43 | US |
allocated | 2010-12-21 | 4a85ebd08c6c… |
| 2605:3200::/32 | US |
allocated | 2010-12-20 | e15736eb5bdb… |
| 2620:17::/48 | US |
allocated | 2010-12-17 | 591ae7edab91… |
| 2605:2600::/32 | CA |
allocated | 2010-12-16 | fe2eefce1342… |
| 2605:2a00::/32 | CA |
allocated | 2010-12-16 | 739053b97948… |
| 2620:101::/46 | US |
allocated | 2010-12-16 | 748e01163967… |
| 2605:2200::/32 | US |
allocated | 2010-12-15 | c043767159d1… |
| 2605:1e00::/32 | US |
allocated | 2010-12-14 | b952516039e3… |
| 2605:1a00::/32 | US |
allocated | 2010-12-13 | 359ed1f42b8a… |
| 2620:100:f000::/44 | US |
allocated | 2010-12-13 | a14c5fee00e6… |
| 2605:1600::/32 | US |
allocated | 2010-12-10 | 13df76e2e90c… |
| 2620:11::/40 | US |
allocated | 2010-12-10 | 4b3e152c829c… |
| 2620:13::/48 | CA |
allocated | 2010-12-10 | f7adf0ba18d7… |
| 2620:160::/32 | US |
allocated | 2010-12-10 | dd02f9b1a9de… |
| 2600:3400::/28 | US |
allocated | 2010-12-08 | b473330fef07… |
| 2605:e00::/32 | US |
allocated | 2010-12-08 | b76bca2ed648… |
| 2604:fe00::/32 | US |
allocated | 2010-12-07 | fe1bf20bce56… |
| 2605:600::/32 | US |
allocated | 2010-12-07 | ca6601b33d71… |
| 2605:a00::/32 | US |
allocated | 2010-12-07 | 31a80ca13a77… |
| 2620:f::/44 | US |
allocated | 2010-12-07 | c7bdff439b02… |
| 2620:100:e000::/44 | US |
allocated | 2010-12-07 | c370dca571a8… |
| 2001:504:1c::/48 | US |
allocated | 2010-12-06 | 3d4b428be69c… |
| 2604:f600::/32 | US |
allocated | 2010-12-06 | e4f8b2c81df8… |
| 2604:fa00::/32 | US |
allocated | 2010-12-06 | 0e83d0175147… |
| 2620:100:d000::/44 | US |
allocated | 2010-12-06 | 50e16089a00e… |
| 2604:f200::/32 | US |
allocated | 2010-12-03 | 2b8c7c80efcd… |
| 2604:e200::/32 | US |
allocated | 2010-12-02 | 218a9c4b515b… |
| 2604:ee00::/36 | US |
allocated | 2010-12-02 | 2ac04ca8d584… |
| 2620:b::/48 | US |
allocated | 2010-12-02 | 8d28ab48bb89… |
| 2001:506:100::/48 | US |
allocated | 2010-12-01 | 2ae6f8bcdd0f… |
| 2604:ce00::/32 | US |
allocated | 2010-11-29 | 34d342be0361… |
| 2604:d200::/32 | US |
allocated | 2010-11-29 | 23bf524dea12… |
| 2604:d600::/32 | US |
allocated | 2010-11-29 | 3234fbe0fa16… |
| 2604:de00::/36 | US |
allocated | 2010-11-29 | 1614c2426834… |
| 2620:5::/48 | US |
allocated | 2010-11-29 | ad39df9bde69… |
| 2620:7::/48 | US |
allocated | 2010-11-29 | 1218bf16796a… |
| 2604:c200::/32 | US |
allocated | 2010-11-24 | 0a9e86466475… |
| 2604:c600::/32 | US |
allocated | 2010-11-24 | a3a121b90f46… |
| 2604:ca00::/32 | US |
allocated | 2010-11-24 | e15ce71ff533… |