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
1,644,546,048
📦
IPv4 networks
77,308
delegated blocks
🧭
IPv6 networks
11,579
delegated blocks
🔗
Autonomous systems
34,293
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2604:b040::/32 |  US |
allocated | 2018-03-13 | 399da38fd3d4… |
| 2604:b0c0::/32 | US |
allocated | 2018-03-13 | 81b1b2e8c912… |
| 2604:b140::/32 | US |
allocated | 2018-03-13 | 27a3be7c1707… |
| 2620:136:c000::/44 |  CA |
allocated | 2018-03-12 | 46f6d8db6e9c… |
| 2602:fe82::/36 | US |
allocated | 2018-03-09 | 4fa18df64318… |
| 2620:136:b000::/40 | US |
allocated | 2018-03-09 | 7667f7cee397… |
| 2602:fe85::/32 | US |
allocated | 2018-03-08 | a6b0bb754ecb… |
| 2604:ad40::/32 | US |
allocated | 2018-03-08 | 087f7c3c1a46… |
| 2604:adc0::/32 | US |
allocated | 2018-03-08 | ff691e7b7e8a… |
| 2604:ae40::/32 | US |
allocated | 2018-03-08 | e30eaaae8558… |
| 2604:aec0::/32 | US |
allocated | 2018-03-08 | 5ff65148c07e… |
| 2620:136:a000::/44 | US |
allocated | 2018-03-08 | db9440a49f93… |
| 2620:192::/36 | CA |
allocated | 2018-03-08 | 7c2ce68e1024… |
| 2604:ac40::/32 | US |
allocated | 2018-03-06 | a695459849b8… |
| 2602:fe87::/32 | US |
allocated | 2018-03-05 | 2425aa2777b3… |
| 2604:abc0::/32 | US |
allocated | 2018-03-05 | ff0596d9eda5… |
| 2620:44:e000::/48 | CA |
allocated | 2018-03-05 | 4e0f1c4b8dbb… |
| 2620:45:2000::/48 | CA |
allocated | 2018-03-05 | 5676d6bed785… |
| 2604:ab40::/32 | US |
allocated | 2018-03-02 | 6218abdbccd1… |
| 2620:136:8000::/40 | US |
allocated | 2018-03-02 | edeff3119bfb… |
| 2620:136:9000::/40 | US |
allocated | 2018-03-02 | 3a2f8b87161c… |
| 2620:44:a000::/48 | US |
allocated | 2018-03-01 | df4aa7191e78… |
| 2620:136:7000::/40 | US |
allocated | 2018-03-01 | c8b38ee1fa79… |
| 2602:fe88::/36 | US |
allocated | 2018-02-28 | 1b62945ac9a2… |
| 2604:aa40::/32 | US |
allocated | 2018-02-28 | 964ee5bf12d7… |
| 2604:a940::/32 | US |
allocated | 2018-02-27 | 96d8636ecbf4… |
| 2604:a9c0::/32 | US |
allocated | 2018-02-27 | 805c699aa5d3… |
| 2620:136:6000::/44 | US |
allocated | 2018-02-27 | 88c2ea3469d4… |
| 2604:a840::/32 | US |
allocated | 2018-02-26 | 78b0566975a9… |
| 2604:a8c0::/32 | CA |
allocated | 2018-02-26 | 5fa5667c0b53… |
| 2620:136:5000::/44 | US |
allocated | 2018-02-26 | de303f3fe8cf… |
| 2604:a740::/32 | CA |
allocated | 2018-02-23 | cc358bb990cd… |
| 2604:a7c0::/32 | US |
allocated | 2018-02-23 | db7b1c97cf13… |
| 2620:136:3000::/40 | US |
allocated | 2018-02-23 | e4cff83cc62b… |
| 2620:136:4000::/44 | US |
allocated | 2018-02-23 | 099e3792bc45… |
| 2604:a640::/32 | CA |
allocated | 2018-02-22 | 5d55765dadc8… |
| 2604:a6c0::/32 | US |
allocated | 2018-02-22 | 45cd7c3ebb2b… |
| 2620:43:a000::/48 | US |
allocated | 2018-02-22 | 7cbacc7a41b4… |
| 2620:43:e000::/48 | US |
allocated | 2018-02-22 | 6bc4e20032aa… |
| 2620:44:2000::/48 | US |
allocated | 2018-02-22 | 956ef524ee02… |
| 2604:a540::/32 | US |
allocated | 2018-02-21 | 37046d5ce3ae… |
| 2604:a5c0::/32 | CA |
allocated | 2018-02-21 | ff729530f710… |
| 2620:43:6000::/48 | US |
allocated | 2018-02-21 | c96a1e730f13… |
| 2602:fe8a::/36 | US |
allocated | 2018-02-20 | 1abafcd5cf3a… |
| 2604:a440::/32 | US |
allocated | 2018-02-20 | 40143dd3e930… |
| 2604:a4c0::/32 | US |
allocated | 2018-02-20 | 2a51e33ce0ce… |
| 2620:136:1000::/44 | US |
allocated | 2018-02-20 | e2ca83040b65… |
| 2604:a3c0::/32 | CA |
allocated | 2018-02-16 | f4e477220417… |
| 2602:fe8b::/32 | CA |
allocated | 2018-02-15 | 0e702695cc8d… |
| 2620:43:2000::/48 | US |
allocated | 2018-02-15 | c67f63a44be5… |
| 2602:fe8c::/36 | US |
allocated | 2018-02-14 | e0466cf0f69e… |
| 2604:a340::/32 | US |
allocated | 2018-02-14 | 960334a5eba1… |
| 2604:a1c0::/32 | US |
allocated | 2018-02-13 | 0087289bace8… |
| 2604:a240::/32 | US |
allocated | 2018-02-13 | a2efe17e89ac… |
| 2604:a2c0::/32 | US |
allocated | 2018-02-13 | 489bead5403d… |
| 2620:135:f000::/44 | CA |
allocated | 2018-02-13 | a210f4be8742… |
| 2620:136::/40 | US |
allocated | 2018-02-13 | f08b5a79b998… |
| 2602:fe8d::/36 | US |
allocated | 2018-02-12 | 6145a1e9d691… |
| 2604:a140::/32 | US |
allocated | 2018-02-12 | 708c35c8d7fd… |
| 2620:42:a000::/48 | US |
allocated | 2018-02-12 | e4074dd331dc… |
| 2620:42:e000::/48 | CA |
allocated | 2018-02-12 | 5b780a334283… |
| 2620:135:e000::/40 | US |
allocated | 2018-02-12 | a77b082a02c3… |
| 2602:fe8f::/36 | US |
allocated | 2018-02-09 | 8354108a3822… |
| 2602:fe90::/36 | US |
allocated | 2018-02-09 | 64c0f5d75dae… |
| 2604:a0c0::/32 | US |
allocated | 2018-02-08 | 7be4d208f560… |
| 2620:135:d000::/44 | US |
allocated | 2018-02-08 | 4153d21fff05… |
| 2001:504:90::/48 | US |
allocated | 2018-02-07 | bbd43340cff7… |
| 2620:42:2000::/48 | US |
allocated | 2018-02-07 | 11bdb5c9bb0b… |
| 2604:9f40::/32 | US |
allocated | 2018-02-06 | 5e5c51eef921… |
| 2604:9fc0::/32 | US |
allocated | 2018-02-06 | e05d7a35c18e… |
| 2620:41:a000::/48 | US |
allocated | 2018-02-06 | 2688620feab1… |
| 2620:135:c000::/44 | US |
allocated | 2018-02-05 | a25a6f75a4fc… |
| 2602:fe93::/36 | US |
allocated | 2018-02-01 | 08a2a86eda28… |
| 2604:9ec0::/32 | US |
allocated | 2018-02-01 | 319fb84709c8… |
| 2620:135:b000::/40 | US |
allocated | 2018-02-01 | 9c2c05f3c319… |
| 2604:9dc0::/32 | US |
allocated | 2018-01-31 | e5142ced9c8e… |
| 2604:9e40::/32 | US |
allocated | 2018-01-31 | 044f6d97eb51… |
| 2620:41:2000::/48 | US |
allocated | 2018-01-31 | 0bff4e656254… |
| 2602:fe95::/36 | US |
allocated | 2018-01-30 | 9673f0c86b9b… |
| 2604:9cc0::/32 | US |
allocated | 2018-01-30 | 5418cf11caf1… |
| 2604:9d40::/32 | US |
allocated | 2018-01-30 | e5579abedbc8… |
| 2620:40:e000::/48 | US |
allocated | 2018-01-30 | 574709be1254… |
| 2602:fe96::/36 | US |
allocated | 2018-01-29 | fce355b2563c… |
| 2604:9c40::/32 | US |
allocated | 2018-01-29 | c5400796e3c6… |
| 2604:9bc0::/32 | US |
allocated | 2018-01-26 | 01ffe8e3f35a… |
| 2620:40:a000::/48 | US |
allocated | 2018-01-26 | ec4ab2ab5185… |
| 2604:9ac0::/32 | US |
allocated | 2018-01-25 | cf5b3aef37ec… |
| 2604:9b40::/32 | US |
allocated | 2018-01-25 | 8e40f9b841a3… |
| 2620:40:6000::/48 | US |
allocated | 2018-01-25 | 1faaddc96ff3… |
| 2620:135:a000::/40 | US |
allocated | 2018-01-25 | 5441a4e0f588… |
| 2604:99c0::/32 | US |
allocated | 2018-01-24 | 3413ea5bf9e0… |
| 2604:97c0::/32 | US |
allocated | 2018-01-23 | 9b36d56e6466… |
| 2604:9840::/32 | US |
allocated | 2018-01-23 | d14d7df50a41… |
| 2604:98c0::/32 |  PR |
allocated | 2018-01-23 | 77e43932db62… |
| 2604:9940::/32 | US |
allocated | 2018-01-23 | 5e7ece5ffdf0… |
| 2620:40:2000::/48 | US |
allocated | 2018-01-23 | 37e245468fa3… |
| 2620:135:9000::/40 | US |
allocated | 2018-01-23 | db6c06a5d12b… |
| 2604:9740::/32 | US |
allocated | 2018-01-22 | f3829190a7e4… |
| 2604:9640::/32 | US |
allocated | 2018-01-19 | 948b9c0f71e2… |
| 2604:96c0::/32 | US |
allocated | 2018-01-19 | 1329c9d52ca3… |