← internet-registry.net · a module of the Internet address-space registry

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
1,645,875,712
📦
IPv4 networks
76,665
delegated blocks
🧭
IPv6 networks
11,326
delegated blocks
🔗
Autonomous systems
34,014
ASNs
// browse the objects

Browse the ARIN registry

IPv4 blocks IPv6 blocks ASNs
ASCountryStatusAllocatedOrg handle
AS1238 US assigned 1991-03-25 3cdb2f693b16…
AS1239 US assigned 1991-03-25 37fe01d6d027…
AS1240 US assigned 1991-03-25 37fe01d6d027…
AS1236 US assigned 1991-03-13 61efc8c8208c…
AS1226 US assigned 1991-02-28 f35f3d727528…
AS1227 US assigned 1991-02-28 abca6759f071…
AS1224 US assigned 1991-02-25 429b686766c4…
AS1222 US assigned 1991-02-22 5f1c982742dc…
AS1223 US assigned 1991-02-22 0a40e3c91a3a…
AS1220 US assigned 1991-02-06 551b723eafd6…
AS1215 US assigned 1991-01-30 3f31a826c3a4…
AS1216 US assigned 1991-01-30 3f31a826c3a4…
AS1217 US assigned 1991-01-30 3f31a826c3a4…
AS1218 US assigned 1991-01-30 3f31a826c3a4…
AS1219 US assigned 1991-01-30 3f31a826c3a4…
AS1206 US assigned 1991-01-11 1fd660ca4c6c…
AS1207 US assigned 1991-01-11 1fd660ca4c6c…
AS1209 US assigned 1991-01-11 a181bfc17354…
AS2 US assigned 1991-01-10 279fb28df10a…
AS1208 US assigned 1991-01-10 45fe880b68a8…
AS1202 US assigned 1990-12-20 2d90cbf4f78e…
AS1204 US assigned 1990-12-20 7d734738da3f…
AS798 US assigned 1990-12-18 c096bf755fee…
AS799 US assigned 1990-12-18 c096bf755fee…
AS1201 US assigned 1990-12-18 e718648e30b6…
AS791 US assigned 1990-12-13 0a40e3c91a3a…
AS792–AS794 US assigned 1990-12-13 3f31a826c3a4…
AS795–AS797 US assigned 1990-12-13 7347b13c724c…
AS788 US assigned 1990-12-02 a181bfc17354…
AS784 US assigned 1990-11-20 368b2bbdf31b…
AS785 US assigned 1990-11-20 c096bf755fee…
AS787 US assigned 1990-11-20 45fe880b68a8…
AS772 US assigned 1990-11-09 c096bf755fee…
AS773 US assigned 1990-11-09 c9664fe58e8a…
AS804 CA assigned 1990-11-09 826d16c1fcae…
AS767 US assigned 1990-10-31 45fe880b68a8…
AS768 US assigned 1990-10-31 a181bfc17354…
AS769 US assigned 1990-10-31 45fe880b68a8…
AS770 US assigned 1990-10-31 45fe880b68a8…
AS771 US assigned 1990-10-31 2d90cbf4f78e…
AS1211 US assigned 1990-10-26 c096bf755fee…
AS765 US assigned 1990-10-16 45fe880b68a8…
AS750 US assigned 1990-10-08 7d6edd7066f0…
AS751 US assigned 1990-10-08 7d6edd7066f0…
AS752 US assigned 1990-10-08 7d6edd7066f0…
AS753 US assigned 1990-10-08 7d6edd7066f0…
AS754 US assigned 1990-10-08 7d6edd7066f0…
AS755 US assigned 1990-10-08 7d6edd7066f0…
AS756 US assigned 1990-10-08 7d6edd7066f0…
AS757 US assigned 1990-10-08 7d6edd7066f0…
AS758 US assigned 1990-10-08 7d6edd7066f0…
AS759 US assigned 1990-10-08 7d6edd7066f0…
AS747 US assigned 1990-09-25 c096bf755fee…
AS720 US assigned 1990-09-11 bdf44844ab2d…
AS713 US assigned 1990-08-23 bdf44844ab2d…
AS706 US assigned 1990-08-20 5ea39f8a3d0d…
AS707 US assigned 1990-08-20 bdf44844ab2d…
AS698 US assigned 1990-08-13 bd6f4480245e…
AS855 CA assigned 1990-08-07 7de51f8320f6…
AS857–AS885 CA assigned 1990-08-07 2b222e0fe963…
AS701–AS705 US assigned 1990-08-03 e220ed812a4c…
AS694 US assigned 1990-08-02 c096bf755fee…
AS691 CA assigned 1990-07-23 ac6c8245aa9c…
AS693 US assigned 1990-07-23 17c214dfec15…
AS700 US assigned 1990-07-20 e1ed1885c9ce…
AS290 US assigned 1990-07-17 0090c7261f2c…
AS566 CA assigned 1990-07-13 c8bae1572cdf…
AS689 US assigned 1990-06-28 7d6edd7066f0…
AS688 US assigned 1990-06-25 773757be2a20…
AS686 US assigned 1990-06-21 50ebd4aacef7…
AS687 US assigned 1990-06-21 45fe880b68a8…
AS708 US assigned 1990-06-15 27d0ce77ed31…
AS711 ES assigned 1990-06-15 0b25bd5738bd…
AS683 US assigned 1990-06-14 56c4ac2185fc…
AS684 CA assigned 1990-06-14 7de51f8320f6…
AS682 US assigned 1990-06-13 c7d472fb172e…
AS678 US assigned 1990-06-05 45fe880b68a8…
AS675 US assigned 1990-05-24 93c27d337387…
AS677 US assigned 1990-05-23 b62ba115efc8…
AS567 US assigned 1990-05-18 344f345c36ec…
AS674 US assigned 1990-05-18 0a40e3c91a3a…
AS670 US assigned 1990-04-30 c096bf755fee…
AS671 US assigned 1990-04-30 c096bf755fee…
AS672 US assigned 1990-04-30 c096bf755fee…
AS673 US assigned 1990-04-30 c096bf755fee…
AS1212 US assigned 1990-04-30 c096bf755fee…
AS1210 US assigned 1990-04-27 c096bf755fee…
AS668 US assigned 1990-04-24 45fe880b68a8…
AS616–AS665 US assigned 1990-04-19 45fe880b68a8…
AS666 US assigned 1990-04-19 c096bf755fee…
AS667 US assigned 1990-04-19 45fe880b68a8…
AS615 US assigned 1990-04-05 c096bf755fee…
AS614 US assigned 1990-04-02 1b2d5161c716…
AS575 US assigned 1990-04-01 c096bf755fee…
AS613 US assigned 1990-03-24 3e3175af3b89…
AS599 US assigned 1990-03-11 2784ce9dbeb2…
AS600 US assigned 1990-03-11 f4bb71b8cdaf…
AS592 US assigned 1990-03-01 a181bfc17354…
AS591 CA assigned 1990-02-28 6e636f8966ad…
AS589 US assigned 1990-02-12 d681271b3d89…
31,201–31,300 of 32,715 « first‹ prev 311312313314315 next ›last » of 328