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 |
|---|---|---|---|---|
| 2604:3f80::/32 |  US |
allocated | 2012-12-10 | 0d72186b4f4f… |
| 2620:112:b000::/40 | US |
allocated | 2012-12-10 | cb7f86ff1b22… |
| 2602:fff0::/36 | US |
allocated | 2012-12-04 | 59be441445b9… |
| 2620:10:c000::/48 | US |
allocated | 2012-12-04 | 80b88dd9fd2d… |
| 2620:112:9000::/44 |  CA |
allocated | 2012-12-04 | 8ee5b0d652ce… |
| 2620:112:a000::/44 | US |
allocated | 2012-12-04 | f8758301ac61… |
| 2604:3880::/32 | US |
allocated | 2012-12-03 | a69a0c53368f… |
| 2620:10:4000::/48 | US |
allocated | 2012-12-03 | 62e7f890493a… |
| 2620:112:6000::/44 | US |
allocated | 2012-12-03 | 4b59d7b54a58… |
| 2620:112:8000::/40 | US |
allocated | 2012-12-03 | 89487a0b74c5… |
| 2620:f:c000::/48 | US |
allocated | 2012-11-30 | 5c17f960b70d… |
| 2620:58:8800::/48 | US |
allocated | 2012-11-30 | 3833da8762cc… |
| 2620:112:5000::/44 | US |
allocated | 2012-11-28 | f8f6c9a91a5c… |
| 2607:d100::/32 | US |
allocated | 2012-11-27 | 9d7608d5e8fc… |
| 2620:d9:8000::/48 | US |
allocated | 2012-11-27 | a2597fb09d3d… |
| 2606:8900::/32 | CA |
allocated | 2012-11-26 | 7f076762f456… |
| 2620:b2::/48 | US |
allocated | 2012-11-26 | 9030cac5e585… |
| 2620:112:4000::/44 | US |
allocated | 2012-11-26 | e8280907c8d3… |
| 2620:112:3000::/44 | US |
allocated | 2012-11-19 | 39f992ba176f… |
| 2620:e:c000::/48 | US |
allocated | 2012-11-15 | 95a2ca985e62… |
| 2604:3780::/32 | US |
allocated | 2012-11-14 | f11543c27e9e… |
| 2620:112:1000::/41 | US |
allocated | 2012-11-13 | a4d2477c8462… |
| 2620:112:2000::/44 | US |
allocated | 2012-11-13 | 9007a9944eb4… |
| 2604:3680::/32 | US |
allocated | 2012-11-09 | 2cb7b1b9169f… |
| 2620:111:f000::/40 | US |
allocated | 2012-11-09 | 1ab49409c0b6… |
| 2604:3480::/32 | US |
allocated | 2012-11-08 | 28a5268e5b7b… |
| 2604:3580::/32 | US |
allocated | 2012-11-08 | f19dc6737598… |
| 2620:111:e000::/44 | CA |
allocated | 2012-11-08 | 85b3638cd275… |
| 2600:1600::/24 | CA |
allocated | 2012-11-07 | bfa7748e884f… |
| 2620:111:c000::/44 | US |
allocated | 2012-11-06 | 5b966aeea6b4… |
| 2620:111:d000::/40 | US |
allocated | 2012-11-06 | 1af5d4a42355… |
| 2604:3380::/28 | US |
allocated | 2012-11-05 | dc453267fa13… |
| 2620:d:c000::/48 | US |
allocated | 2012-11-05 | 8144f54078ea… |
| 2604:3080::/32 | US |
allocated | 2012-11-02 | 2df6413af3a6… |
| 2604:3180::/32 | US |
allocated | 2012-11-02 | 2eed09345770… |
| 2620:111:a000::/44 | US |
allocated | 2012-11-01 | d8b68d8d7427… |
| 2620:111:b000::/44 | US |
allocated | 2012-11-01 | 1b809b440dec… |
| 2620:111:9000::/44 | US |
allocated | 2012-10-30 | 51ddac48c07e… |
| 2604:2d80::/28 | US |
allocated | 2012-10-29 | a693cd0e06ea… |
| 2604:2e80::/28 | US |
allocated | 2012-10-29 | cfc730b92101… |
| 2604:2f80::/32 | CA |
allocated | 2012-10-29 | e77a169c3865… |
| 2620:d:4000::/48 | US |
allocated | 2012-10-29 | 6d30fdee5b18… |
| 2604:2c80::/32 | US |
allocated | 2012-10-25 | a41057da483b… |
| 2620:c:c000::/48 | US |
allocated | 2012-10-25 | 2dfe33be50c6… |
| 2620:111:8000::/44 | US |
allocated | 2012-10-24 | be3010913ada… |
| 2620:c:4000::/48 | US |
allocated | 2012-10-23 | 836e98e17ed6… |
| 2620:111:7000::/44 | US |
allocated | 2012-10-23 | f1d7608ef6cc… |
| 2001:504:29::/48 | US |
allocated | 2012-10-22 | 1601f35d99a7… |
| 2620:169::/36 | US |
allocated | 2012-10-22 | dc86ce7065a3… |
| 2600:1500::/28 | US |
allocated | 2012-10-19 | 16ec7d21fe45… |
| 2604:2b80::/36 | CA |
allocated | 2012-10-19 | ea063b1f1ad0… |
| 2604:2a80::/32 | US |
allocated | 2012-10-18 | 3f0b09fddfed… |
| 2620:111:5000::/44 | US |
allocated | 2012-10-18 | d646bbdd2830… |
| 2620:111:6000::/44 | US |
allocated | 2012-10-18 | e3f67aa00734… |
| 2604:2980::/32 | US |
allocated | 2012-10-17 | fe1bf20bce56… |
| 2604:2880::/32 | US |
allocated | 2012-10-16 | 6ac9e8ec86fb… |
| 2604:2580::/32 | CA |
allocated | 2012-10-15 | c05574527569… |
| 2604:2680::/32 | US |
allocated | 2012-10-15 | e4f8b2c81df8… |
| 2604:2780::/32 | US |
allocated | 2012-10-15 | 5c892c458e80… |
| 2620:d7:8000::/48 | US |
allocated | 2012-10-15 | d4e6cb620650… |
| 2604:2480::/32 | US |
allocated | 2012-10-12 | d2fc8fbc818f… |
| 2620:111:3000::/44 | US |
allocated | 2012-10-12 | a0cd1857b3ca… |
| 2604:2380::/32 | US |
allocated | 2012-10-11 | 3a4ab52ebd8f… |
| 2604:2280::/32 | US |
allocated | 2012-10-10 | 2463b19040ce… |
| 2620:111:2000::/44 | US |
allocated | 2012-10-09 | 28b2c8749968… |
| 2620:168::/32 | US |
allocated | 2012-10-09 | 8ace5129437a… |
| 2604:2180::/32 | US |
allocated | 2012-10-08 | f60581dc7802… |
| 2607:7f00::/32 | US |
allocated | 2012-10-08 | a7f7463af3d3… |
| 2620:111:1000::/40 | US |
allocated | 2012-10-08 | acd8ae27f732… |
| 2606:9000::/32 | US |
allocated | 2012-10-05 | b0be8d44fc81… |
| 2620:cf:8000::/48 | US |
allocated | 2012-10-05 | 743e577f6556… |
| 2606:6800::/32 | US |
allocated | 2012-10-04 | c30e4d450f45… |
| 2620:111::/40 | US |
allocated | 2012-10-04 | 8db2e0d637d4… |
| 2620:167::/36 | US |
allocated | 2012-10-04 | 632f483f49ad… |
| 2620:d::/48 | US |
allocated | 2012-10-03 | 552c6a2de597… |
| 2606:1a00::/32 | US |
allocated | 2012-10-02 | 5f072065ec90… |
| 2604:1f80::/32 | CA |
allocated | 2012-09-28 | ca299e016615… |
| 2620:110:e000::/44 | US |
allocated | 2012-09-28 | 59d353b8c255… |
| 2620:110:f000::/44 | US |
allocated | 2012-09-28 | 199f4dcf55b9… |
| 2620:110:a000::/44 | US |
allocated | 2012-09-27 | d2c1bd63f981… |
| 2620:110:d000::/44 | US |
allocated | 2012-09-27 | e33c6946c6dd… |
| 2620:110:9000::/44 | US |
allocated | 2012-09-26 | 17c328303132… |
| 2604:1e80::/32 | CA |
allocated | 2012-09-24 | 63072a7115f6… |
| 2604:1d80::/32 | US |
allocated | 2012-09-21 | 73bd31f3b5ff… |
| 2620:166::/36 | US |
allocated | 2012-09-21 | 03edf69e8712… |
| 2001:504:28::/48 | US |
allocated | 2012-09-20 | 02c3b5bf801a… |
| 2604:1b80::/32 | US |
allocated | 2012-09-20 | 1e6690cba022… |
| 2604:1c80::/32 | US |
allocated | 2012-09-20 | 6a68b52d8a5e… |
| 2620:b:c000::/48 | US |
allocated | 2012-09-20 | 4f16d55f8fd5… |
| 2604:1a80::/32 | US |
allocated | 2012-09-18 | 5b57cecfd0b0… |
| 2620:b:4000::/48 | US |
allocated | 2012-09-18 | fb6e01e26522… |
| 2620:a:4000::/48 | US |
allocated | 2012-09-17 | 7323e1440058… |
| 2620:a:c000::/48 | US |
allocated | 2012-09-17 | e376a68bb196… |
| 2620:9:c000::/48 | US |
allocated | 2012-09-12 | ca43c272585c… |
| 2620:110:8000::/40 | US |
allocated | 2012-09-12 | f03b7555649e… |
| 2620:110:6000::/44 | US |
allocated | 2012-09-11 | 880706bb1f6c… |
| 2620:110:7000::/44 | US |
allocated | 2012-09-11 | 954b8bb3ee44… |
| 2620:110:5000::/44 | US |
allocated | 2012-09-10 | 2b743e1478fc… |
| 2604:1680::/32 | CA |
allocated | 2012-09-06 | 0e702695cc8d… |
| 2604:1780::/32 |  KY |
allocated | 2012-09-06 | 4719bc705962… |