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
1,645,628,928
📦
IPv4 networks
76,687
delegated blocks
🧭
IPv6 networks
11,336
delegated blocks
🔗
Autonomous systems
34,032
ASNs
// browse the objects
Browse the ARIN registry
| Prefix | Country | Status | Allocated | Org handle |
|---|---|---|---|---|
| 2620:0:9f0::/48 |  US |
allocated | 2007-12-10 | 1d5ff0c74a6f… |
| 2001:500:2d::/48 | US |
allocated | 2007-12-07 | 6ce61faa60bc… |
| 2620:0:9c0::/48 | US |
allocated | 2007-12-06 | 7c6afabe0920… |
| 2620:0:9b0::/48 | US |
allocated | 2007-12-05 | fa630e1cb5a3… |
| 2620:0:9a0::/48 | US |
allocated | 2007-12-04 | 45de0b1153e5… |
| 2607:f258::/32 | US |
allocated | 2007-12-03 | 3833da8762cc… |
| 2607:f260::/32 | US |
allocated | 2007-12-03 | f518d3ff11cb… |
| 2620:0:990::/48 | US |
allocated | 2007-12-03 | 3844d903c71b… |
| 2620:0:980::/48 | US |
allocated | 2007-11-30 | 459a555770bb… |
| 2607:f250::/32 | US |
allocated | 2007-11-28 | 8a636e4d5747… |
| 2620:0:970::/48 | US |
allocated | 2007-11-28 | 5e8eaadf4adc… |
| 2607:f248::/32 | US |
allocated | 2007-11-27 | adc8b004b305… |
| 2620:0:960::/44 | US |
allocated | 2007-11-26 | 6fe84272e90b… |
| 2620:0:950::/48 | US |
allocated | 2007-11-19 | f7f671f262f3… |
| 2620:0:930::/48 | US |
allocated | 2007-11-16 | b149c624f284… |
| 2620:0:a00::/43 | US |
allocated | 2007-11-15 | f21130892698… |
| 2607:f240::/32 | US |
allocated | 2007-11-14 | 608d3b7deb11… |
| 2607:f230::/32 |  CA |
allocated | 2007-11-09 | f4abed87d4e6… |
| 2607:f238::/32 | US |
allocated | 2007-11-09 | 9c0f33990089… |
| 2607:f228::/32 | CA |
allocated | 2007-11-07 | 2b222e0fe963… |
| 2607:f220::/32 | US |
allocated | 2007-11-06 | 3c9c53e52a0b… |
| 2620:0:910::/48 | US |
allocated | 2007-11-06 | 4774876be7de… |
| 2620:0:920::/48 | US |
allocated | 2007-11-06 | b08ea37e1eac… |
| 2607:f208::/32 | US |
allocated | 2007-11-01 | fec517dc310c… |
| 2607:f200::/32 | US |
allocated | 2007-10-31 | 08bcd0d4eebb… |
| 2001:500:16::/47 | US |
allocated | 2007-10-29 | d355811359bf… |
| 2001:500:18::/45 | US |
allocated | 2007-10-29 | d355811359bf… |
| 2001:500:20::/45 | US |
allocated | 2007-10-29 | d355811359bf… |
| 2001:500:28::/46 | US |
allocated | 2007-10-29 | d355811359bf… |
| 2001:500:2c::/48 | US |
allocated | 2007-10-29 | d355811359bf… |
| 2607:f1f0::/32 | CA |
allocated | 2007-10-29 | 66a1dc4d1b96… |
| 2620:0:8f0::/48 | US |
allocated | 2007-10-29 | bf954017a8bb… |
| 2620:0:8d0::/48 | US |
allocated | 2007-10-26 | 802de13cdca9… |
| 2620:0:8e0::/48 | US |
allocated | 2007-10-26 | faad88ad67d9… |
| 2607:f1e8::/32 | US |
allocated | 2007-10-25 | de0be66e2530… |
| 2620:0:8a0::/48 | US |
allocated | 2007-10-23 | e45fed92c8c2… |
| 2607:f1e0::/32 | US |
allocated | 2007-10-22 | 34d342be0361… |
| 2607:f1d0::/32 | US |
allocated | 2007-10-19 | 6e048190eb9a… |
| 2607:f1d8::/32 | US |
allocated | 2007-10-19 | 6f1ca564de76… |
| 2607:f1c0::/32 | US |
allocated | 2007-10-18 | 76f6574e4e42… |
| 2607:f1c8::/32 | US |
allocated | 2007-10-18 | 870a750b5ed2… |
| 2607:f1b0::/32 | US |
allocated | 2007-10-17 | b57b72384ae4… |
| 2620:0:890::/48 | US |
allocated | 2007-10-15 | 9d99e3f7d38d… |
| 2607:f198::/32 | US |
allocated | 2007-10-11 | 268a1f0e46c2… |
| 2607:f1a0::/32 | US |
allocated | 2007-10-11 | e586513b4435… |
| 2607:f190::/32 | US |
allocated | 2007-10-10 | f5f7b3f4a69d… |
| 2001:500:14::/47 | US |
allocated | 2007-10-09 | cbe98e0e3a86… |
| 2607:f188::/32 | US |
allocated | 2007-10-05 | 4dc2bb8f94c6… |
| 2620:0:870::/45 | US |
allocated | 2007-10-03 | 013078316024… |
| 2620:0:860::/46 | US |
allocated | 2007-10-02 | 444b72ee7fe0… |
| 2607:f170::/32 | US |
allocated | 2007-10-01 | 747a70883836… |
| 2607:f178::/32 | US |
allocated | 2007-10-01 | 675749239a1b… |
| 2607:f180::/31 | US |
allocated | 2007-10-01 | 46b40a4b0a26… |
| 2607:f160::/32 | US |
allocated | 2007-09-26 | e220ed812a4c… |
| 2607:f168::/32 | US |
allocated | 2007-09-26 | fe52b4cd4d28… |
| 2607:f158::/32 | US |
allocated | 2007-09-25 | 221a7bb4d512… |
| 2620:0:850::/48 | US |
allocated | 2007-09-21 | 399da38fd3d4… |
| 2607:f150::/32 | US |
allocated | 2007-09-20 | 4f110d9bcc28… |
| 2620:0:840::/48 | US |
allocated | 2007-09-19 | d93e3f73300a… |
| 2607:f148::/32 | US |
allocated | 2007-09-12 | 4d5ef77fd76e… |
| 2607:f138::/32 | US |
allocated | 2007-09-11 | 66e68ecd93af… |
| 2607:f140::/32 | US |
allocated | 2007-09-11 | 422a30d8ed35… |
| 2607:f130::/32 | US |
allocated | 2007-09-07 | 9e20a8842362… |
| 2620:0:810::/48 | CA |
allocated | 2007-09-06 | 7e273ca56f21… |
| 2607:f128::/32 | US |
allocated | 2007-09-04 | 75c30a4450cb… |
| 2620:0:6f0::/48 | US |
allocated | 2007-08-28 | fb8db5f837d0… |
| 2620:0:800::/47 | US |
allocated | 2007-08-28 | 708953f0dda3… |
| 2620:0:802::/48 | US |
allocated | 2007-08-28 | 708953f0dda3… |
| 2620:0:6e0::/48 | US |
allocated | 2007-08-27 | 51b1303c2cec… |
| 2607:f118::/32 | CA |
allocated | 2007-08-22 | 168a6bf4cc15… |
| 2620:0:6d0::/48 | US |
allocated | 2007-08-22 | 835291d694a5… |
| 2607:f100::/32 | US |
allocated | 2007-08-21 | 5291231d7769… |
| 2607:f108::/32 | US |
allocated | 2007-08-21 | 24411161be8a… |
| 2607:f110::/32 | US |
allocated | 2007-08-21 | 85d97ec23f6d… |
| 2607:f0f8::/32 | US |
allocated | 2007-08-14 | 014b94c45543… |
| 2607:f0e8::/32 | US |
allocated | 2007-08-08 | a7a78df79c9c… |
| 2607:f0d0::/31 | US |
allocated | 2007-08-06 | 5dba07179e25… |
| 2607:f0d8::/29 | US |
allocated | 2007-08-06 | 07b4afc6ca39… |
| 2607:f0e0::/32 | US |
allocated | 2007-08-06 | e5404942eb71… |
| 2620:0:6b0::/48 | US |
allocated | 2007-08-06 | 2eeab95cc549… |
| 2620:0:690::/44 | US |
allocated | 2007-08-02 | 7af282389577… |
| 2620:0:6a0::/48 | US |
allocated | 2007-08-02 | 2f9beb9fea65… |
| 2620:0:680::/48 | US |
allocated | 2007-07-31 | 1e350d52e2e9… |
| 2607:f0c0::/32 | US |
allocated | 2007-07-30 | cc39a86256d3… |
| 2607:f0c8::/32 | CA |
allocated | 2007-07-30 | a2e1bb6f40a4… |
| 2001:503:e239::/48 | US |
allocated | 2007-07-27 | d46edd86fd49… |
| 2620:0:670::/47 | US |
allocated | 2007-07-24 | 41893c6c33a8… |
| 2607:f0b0::/32 | CA |
allocated | 2007-07-23 | e512de518e9c… |
| 2620:0:650::/48 | US |
allocated | 2007-07-20 | 34d253137f8a… |
| 2607:f0a8::/32 | US |
allocated | 2007-07-17 | 67ce42f5d914… |
| 2620:0:640::/48 | US |
allocated | 2007-07-13 | 633d71cf07fd… |
| 2607:f0a0::/32 | US |
allocated | 2007-07-12 | 46a00f56d088… |
| 2620:0:630::/48 | US |
allocated | 2007-07-11 | 2722e15a2157… |
| 2620:0:610::/44 | US |
allocated | 2007-07-06 | a44b9f61b436… |
| 2620:0:700::/41 | US |
allocated | 2007-07-05 | 87e32f70452a… |
| 2607:f098::/32 | US |
allocated | 2007-07-03 | de94a62ce8f9… |
| 2620:0:600::/48 | US |
allocated | 2007-07-03 | 0a27312fea38… |
| 2607:f090::/32 | CA |
allocated | 2007-07-02 | 0042cdeb1e05… |
| 2620:0:3e0::/48 | US |
allocated | 2007-06-29 | aee0c5093c28… |
| 2607:f088::/32 | US |
allocated | 2007-06-26 | 024f07839ab1… |