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
1,644,924,672
📦
IPv4 networks
76,762
delegated blocks
🧭
IPv6 networks
11,450
delegated blocks
🔗
Autonomous systems
34,129
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2606:7580::/32 |  US |
allocated | 2015-09-01 | a70aa37f94c9… |
| 2606:7280::/32 | US |
allocated | 2015-08-31 | a234b016a417… |
| 2620:d4:4000::/48 | US |
allocated | 2015-08-31 | 0942be3f037e… |
| 2620:d3:4000::/48 | US |
allocated | 2015-08-28 | b18bdf2e7f02… |
| 2620:d3:c000::/48 | US |
allocated | 2015-08-28 | ca07db780fe3… |
| 2600:2500::/28 | US |
allocated | 2015-08-27 | a940dbcbf654… |
| 2606:7080::/32 |  CA |
allocated | 2015-08-27 | 863fd4928935… |
| 2606:7180::/32 | US |
allocated | 2015-08-27 | 3b2c57a29177… |
| 2620:d2:c000::/48 | CA |
allocated | 2015-08-27 | 170537a03f7e… |
| 2606:6d80::/32 | US |
allocated | 2015-08-26 | a3e058af6e9c… |
| 2606:6e80::/28 | US |
allocated | 2015-08-26 | 3af11f5aec32… |
| 2620:122:3000::/40 | US |
allocated | 2015-08-26 | 2bc587385d87… |
| 2606:6b80::/32 | US |
allocated | 2015-08-24 | c2ca6cf93b12… |
| 2620:d2:4000::/48 | US |
allocated | 2015-08-24 | 8978f9436601… |
| 2620:1d1::/32 | US |
allocated | 2015-08-24 | 88e96348bd3b… |
| 2600:a000::/28 | US |
allocated | 2015-08-21 | 05f8a96483d2… |
| 2620:d1:4000::/44 | US |
allocated | 2015-08-21 | eb397e7d95b0… |
| 2620:d1:c000::/48 | US |
allocated | 2015-08-21 | 7350d3a941f2… |
| 2620:122:2000::/40 | US |
allocated | 2015-08-21 | d5199a6c8531… |
| 2602:ff72::/36 | US |
allocated | 2015-08-19 | a230ed6cdd0a… |
| 2606:6880::/32 | CA |
allocated | 2015-08-19 | 7b03861d6098… |
| 2606:6980::/32 | US |
allocated | 2015-08-19 | b63b88037c9a… |
| 2606:6a80::/32 | US |
allocated | 2015-08-19 | c0e027422e0e… |
| 2620:122:1000::/40 | US |
allocated | 2015-08-19 | abdc800638f0… |
| 2606:6780::/32 | CA |
allocated | 2015-08-18 | 096142bb294f… |
| 2606:6480::/32 | CA |
allocated | 2015-08-17 | 4d47b14c5c6b… |
| 2606:6580::/32 | US |
allocated | 2015-08-17 | c5400796e3c6… |
| 2606:6680::/32 | US |
allocated | 2015-08-17 | 0d521be43fc6… |
| 2620:d0:4000::/48 | US |
allocated | 2015-08-17 | c4fac92eb84a… |
| 2606:6380::/32 | US |
allocated | 2015-08-11 | 101da9736fa7… |
| 2606:6280::/32 | CA |
allocated | 2015-08-10 | 525780a79bfb… |
| 2620:ce:4000::/48 | US |
allocated | 2015-08-10 | e71ff114e7c9… |
| 2620:ce:c000::/48 | US |
allocated | 2015-08-10 | b07d611ccc33… |
| 2620:cf:4000::/48 | US |
allocated | 2015-08-10 | 058bf345e2fe… |
| 2620:cf:c000::/44 | US |
allocated | 2015-08-10 | f93ca4c7a114… |
| 2620:122::/44 | US |
allocated | 2015-08-07 | 00a7c63468e4… |
| 2606:6080::/32 | CA |
allocated | 2015-08-06 | 7b02ffea6a50… |
| 2620:121:f000::/44 | US |
allocated | 2015-08-05 | e80f608dfe53… |
| 2620:cd:4000::/48 | US |
allocated | 2015-08-03 | b77f1cf58510… |
| 2620:cd:c000::/48 | US |
allocated | 2015-08-03 | 108c44dea859… |
| 2606:5e80::/28 | US |
allocated | 2015-07-31 | 2b33e2bf3cb2… |
| 2620:cc:c000::/48 | US |
allocated | 2015-07-31 | c4838f9e2985… |
| 2620:cc:4000::/48 | US |
allocated | 2015-07-30 | 20f9cb4ce9e4… |
| 2620:121:d000::/44 | US |
allocated | 2015-07-30 | 649d143a8706… |
| 2620:121:e000::/44 | US |
allocated | 2015-07-30 | 9a5a805d8448… |
| 2606:5d80::/32 | CA |
allocated | 2015-07-29 | 6ea4dd5a36c2… |
| 2602:ff75::/32 | US |
allocated | 2015-07-28 | 8b92fcbc5f5b… |
| 2606:5c80::/32 | US |
allocated | 2015-07-27 | fca460f9d966… |
| 2620:cb:4000::/48 | US |
allocated | 2015-07-27 | ebc0106c5892… |
| 2620:cb:c000::/48 | US |
allocated | 2015-07-27 | 5a45d36ff982… |
| 2620:121:b000::/40 | US |
allocated | 2015-07-27 | bb4dd1a9d216… |
| 2620:121:c000::/40 | US |
allocated | 2015-07-27 | 8238940eca0a… |
| 2606:5b80::/32 | US |
allocated | 2015-07-24 | e23636528ef5… |
| 2602:ff76::/36 | CA |
allocated | 2015-07-23 | 0087134e35ec… |
| 2620:121:8000::/44 | US |
allocated | 2015-07-23 | 82a964b4963e… |
| 2620:121:9000::/44 | US |
allocated | 2015-07-23 | 1cf7e4bddd64… |
| 2620:121:a000::/44 | US |
allocated | 2015-07-23 | b8807d2824b9… |
| 2606:5680::/32 | US |
allocated | 2015-07-22 | 6c8f2ed0d438… |
| 2606:5780::/32 | US |
allocated | 2015-07-22 | f39544990b7e… |
| 2606:5980::/32 | US |
allocated | 2015-07-22 | 7c562b16d642… |
| 2606:5a80::/32 | US |
allocated | 2015-07-22 | 7125a147f73f… |
| 2602:ff77::/36 | US |
allocated | 2015-07-21 | ff7710b4b4b1… |
| 2606:5580::/32 | US |
allocated | 2015-07-21 | 90f9e877ce83… |
| 2620:c9:4000::/48 | US |
allocated | 2015-07-21 | 4021dc2be318… |
| 2620:c9:c000::/48 | US |
allocated | 2015-07-21 | a0f773e528e0… |
| 2620:ca:4000::/48 | US |
allocated | 2015-07-21 | 483fe49944dd… |
| 2606:5380::/32 | US |
allocated | 2015-07-20 | 89cb468cdf4b… |
| 2606:5480::/32 | CA |
allocated | 2015-07-20 | 34d7cc4b4316… |
| 2620:c8:4000::/48 | US |
allocated | 2015-07-20 | de238dc44088… |
| 2606:5280::/32 | US |
allocated | 2015-07-17 | 1397948cb665… |
| 2620:c7:c000::/48 | US |
allocated | 2015-07-16 | fb8618adac4e… |
| 2620:121:5000::/40 | US |
allocated | 2015-07-16 | bac88887c574… |
| 2620:121:6000::/44 | US |
allocated | 2015-07-16 | ad7a3779e707… |
| 2606:5080::/32 | US |
allocated | 2015-07-15 | 1886e41174f4… |
| 2602:ff79::/32 | US |
allocated | 2015-07-14 | f0418d5e7cbb… |
| 2606:4b80::/32 | US |
allocated | 2015-07-14 | 5edc763a2be7… |
| 2606:4c80::/32 | US |
allocated | 2015-07-14 | e220ed812a4c… |
| 2606:4d80::/32 | US |
allocated | 2015-07-14 | e220ed812a4c… |
| 2606:4e80::/32 | US |
allocated | 2015-07-14 | e220ed812a4c… |
| 2620:121:4000::/40 | US |
allocated | 2015-07-14 | 10d835c2264f… |
| 2606:4980::/32 | US |
allocated | 2015-07-13 | dd93e0fb1f68… |
| 2606:4a80::/32 | US |
allocated | 2015-07-13 | 35af1763239b… |
| 2606:4580::/32 | CA |
allocated | 2015-07-10 | 1c91e66cffcb… |
| 2606:4680::/32 | US |
allocated | 2015-07-10 | e0424ed80a84… |
| 2606:4780::/32 | US |
allocated | 2015-07-10 | 0987b5758d2c… |
| 2606:4880::/32 | US |
allocated | 2015-07-10 | e47744c5398b… |
| 2620:c6:4000::/48 | US |
allocated | 2015-07-09 | eda03f5d1674… |
| 2620:c6:c000::/48 | US |
allocated | 2015-07-09 | 525d21a3f16c… |
| 2606:4380::/32 | CA |
allocated | 2015-07-08 | ed1b5d10a562… |
| 2620:c5:4000::/48 | US |
allocated | 2015-07-08 | 3bb55f64d27f… |
| 2620:121:3000::/40 | US |
allocated | 2015-07-08 | f02afdf0fb24… |
| 2606:4280::/32 | CA |
allocated | 2015-07-07 | c86ee0d9d7ed… |
| 2620:c3:c000::/44 | US |
allocated | 2015-07-07 | cf7221afe12c… |
| 2620:c4:4000::/48 | US |
allocated | 2015-07-07 | dce91a67e815… |
| 2620:c4:c000::/48 | CA |
allocated | 2015-07-07 | 141301c43249… |
| 2606:4080::/32 | US |
allocated | 2015-07-06 | b4353001eab5… |
| 2606:4180::/32 | US |
allocated | 2015-07-06 | c6ee84497a69… |
| 2606:3c80::/32 |  LC |
allocated | 2015-07-02 | e5605f047205… |
| 2606:3d80::/32 |  PR |
allocated | 2015-07-02 | 5b80734cc9b9… |
| 2606:3e80::/32 | US |
allocated | 2015-07-02 | bd6e381488d5… |