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
1,645,646,592
📦
IPv4 networks
76,735
delegated blocks
🧭
IPv6 networks
11,370
delegated blocks
🔗
Autonomous systems
34,059
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 207.166.28.0 – 207.166.31.255 | 1,024 |  US |
allocated | 1996-07-03 | 31cd5099ffa8… |
| 207.166.32.0 – 207.166.39.255 | 2,048 | US |
allocated | 1996-07-03 | 31cd5099ffa8… |
| 207.166.40.0 – 207.166.43.255 | 1,024 | US |
allocated | 1996-07-03 | 31cd5099ffa8… |
| 207.166.49.0 – 207.166.49.255 | 256 | US |
allocated | 1996-07-03 | 31cd5099ffa8… |
| 207.166.50.0 – 207.166.51.255 | 512 | US |
allocated | 1996-07-03 | 31cd5099ffa8… |
| 207.166.52.0 – 207.166.53.255 | 512 | US |
allocated | 1996-07-03 | 31cd5099ffa8… |
| 207.166.55.0 – 207.166.55.255 | 256 | US |
allocated | 1996-07-03 | 31cd5099ffa8… |
| 207.166.56.0 – 207.166.63.255 | 2,048 | US |
allocated | 1996-07-03 | 31cd5099ffa8… |
| 206.253.160.0 – 206.253.167.255 | 2,048 | US |
allocated | 1996-07-02 | 4513d0cc9e65… |
| 207.126.128.0 – 207.126.135.255 | 2,048 | US |
allocated | 1996-07-02 | 76f1613c63e2… |
| 207.159.192.0 – 207.159.255.255 | 16,384 | US |
allocated | 1996-07-02 | 22e303e8849d… |
| 206.220.212.0 – 206.220.215.255 | 1,024 | US |
allocated | 1996-07-01 | 315118cf402e… |
| 207.163.0.0 – 207.163.255.255 | 65,536 | US |
allocated | 1996-07-01 | 1c6e63a62657… |
| 207.164.0.0 – 207.164.255.255 | 65,536 |  CA |
allocated | 1996-07-01 | 7de51f8320f6… |
| 207.159.64.0 – 207.159.127.255 | 16,384 | US |
allocated | 1996-06-28 | cdb7d42057bd… |
| 204.77.157.0 – 204.77.157.255 | 256 | US |
allocated | 1996-06-27 | 61f6cbffe659… |
| 204.77.158.0 – 204.77.158.255 | 256 | US |
allocated | 1996-06-27 | 61f6cbffe659… |
| 207.155.128.0 – 207.155.255.255 | 32,768 | US |
allocated | 1996-06-27 | e220ed812a4c… |
| 207.159.0.0 – 207.159.63.255 | 16,384 | US |
allocated | 1996-06-27 | 9f14454567a6… |
| 132.24.0.0 – 132.24.255.255 | 65,536 | US |
allocated | 1996-06-26 | 45fe880b68a8… |
| 204.77.177.0 – 204.77.177.255 | 256 | US |
allocated | 1996-06-26 | 61f6cbffe659… |
| 204.77.179.0 – 204.77.179.255 | 256 | US |
allocated | 1996-06-26 | 61f6cbffe659… |
| 206.253.128.0 – 206.253.135.255 | 2,048 | CA |
allocated | 1996-06-26 | a2eba22c6c42… |
| 207.162.0.0 – 207.162.127.255 | 32,768 | CA |
allocated | 1996-06-26 | 44bca3813bb1… |
| 204.77.186.0 – 204.77.187.255 | 512 | US |
allocated | 1996-06-25 | 61f6cbffe659… |
| 204.77.191.0 – 204.77.191.255 | 256 | US |
allocated | 1996-06-25 | 61f6cbffe659… |
| 204.77.198.0 – 204.77.198.255 | 256 | US |
allocated | 1996-06-25 | 61f6cbffe659… |
| 204.77.200.0 – 204.77.200.255 | 256 | US |
allocated | 1996-06-25 | 61f6cbffe659… |
| 204.77.207.0 – 204.77.207.255 | 256 | US |
allocated | 1996-06-25 | 61f6cbffe659… |
| 204.77.208.0 – 204.77.211.255 | 1,024 | US |
allocated | 1996-06-25 | 61f6cbffe659… |
| 204.77.215.0 – 204.77.215.255 | 256 | US |
allocated | 1996-06-25 | 61f6cbffe659… |
| 207.158.128.0 – 207.158.191.255 | 16,384 | US |
allocated | 1996-06-25 | e220ed812a4c… |
| 207.158.192.0 – 207.158.255.255 | 16,384 | US |
allocated | 1996-06-25 | 9f14454567a6… |
| 207.161.0.0 – 207.161.255.255 | 65,536 | CA |
allocated | 1996-06-25 | 7de51f8320f6… |
| 206.253.96.0 – 206.253.127.255 | 8,192 | US |
allocated | 1996-06-24 | c84da2b9a43a… |
| 204.77.192.0 – 204.77.192.255 | 256 | US |
allocated | 1996-06-23 | 3b5b4c5050dc… |
| 204.77.201.0 – 204.77.201.255 | 256 | US |
allocated | 1996-06-23 | ec64876db092… |
| 204.152.166.0 – 204.152.167.255 | 512 | US |
allocated | 1996-06-22 | e5e3b9c13678… |
| 206.253.94.0 – 206.253.95.255 | 512 | US |
allocated | 1996-06-22 | 3364b2fac148… |
| 207.158.0.0 – 207.158.63.255 | 16,384 | US |
allocated | 1996-06-22 | 34167ff8e75e… |
| 207.160.0.0 – 207.160.255.255 | 65,536 | US |
allocated | 1996-06-22 | 1a7054c73e69… |
| 206.253.32.0 – 206.253.63.255 | 8,192 | US |
allocated | 1996-06-21 | 7e12a30a1634… |
| 207.153.128.0 – 207.153.191.255 | 16,384 | US |
allocated | 1996-06-21 | 9f14454567a6… |
| 207.153.192.0 – 207.153.255.255 | 16,384 | US |
allocated | 1996-06-21 | 9f14454567a6… |
| 207.153.0.0 – 207.153.63.255 | 16,384 | US |
allocated | 1996-06-20 | d1540a75a5db… |
| 207.153.64.0 – 207.153.127.255 | 16,384 | US |
allocated | 1996-06-20 | 37fe01d6d027… |
| 207.154.0.0 – 207.154.63.255 | 16,384 | US |
allocated | 1996-06-20 | 6e048190eb9a… |
| 207.115.0.0 – 207.115.63.255 | 16,384 | US |
allocated | 1996-06-19 | 81e05477cc28… |
| 207.115.128.0 – 207.115.255.255 | 32,768 | US |
allocated | 1996-06-19 | e5e3b9c13678… |
| 207.152.192.0 – 207.152.255.255 | 16,384 | US |
allocated | 1996-06-19 | bed33fb492aa… |
| 206.253.0.0 – 206.253.31.255 | 8,192 | US |
allocated | 1996-06-18 | a7f7463af3d3… |
| 207.151.0.0 – 207.151.255.255 | 65,536 | US |
allocated | 1996-06-18 | bbdb6077350f… |
| 207.152.128.0 – 207.152.191.255 | 16,384 | US |
allocated | 1996-06-17 | 6554ed699eb4… |
| 207.152.64.0 – 207.152.127.255 | 16,384 | US |
allocated | 1996-06-14 | 9f14454567a6… |
| 207.34.12.0 – 207.34.15.255 | 1,024 | CA |
allocated | 1996-06-13 | ab0b04510ace… |
| 207.34.16.0 – 207.34.23.255 | 2,048 | CA |
allocated | 1996-06-13 | ab0b04510ace… |
| 207.136.192.0 – 207.136.255.255 | 16,384 | US |
allocated | 1996-06-13 | f57036a35d7c… |
| 207.152.0.0 – 207.152.63.255 | 16,384 | US |
allocated | 1996-06-13 | 37fe01d6d027… |
| 207.136.128.0 – 207.136.159.255 | 8,192 | US |
allocated | 1996-06-12 | 713f4e6ed47b… |
| 192.148.188.0 – 192.148.188.255 | 256 | US |
allocated | 1996-06-11 | ffeab43e48a4… |
| 207.149.0.0 – 207.149.255.255 | 65,536 | US |
allocated | 1996-06-11 | cdb7d42057bd… |
| 207.150.0.0 – 207.150.127.255 | 32,768 | US |
allocated | 1996-06-11 | 9f14454567a6… |
| 207.150.128.0 – 207.150.159.255 | 8,192 | US |
allocated | 1996-06-11 | 9f14454567a6… |
| 206.222.224.0 – 206.222.255.255 | 8,192 | US |
allocated | 1996-06-10 | 6dac68594647… |
| 207.148.48.0 – 207.148.51.255 | 1,024 | CA |
allocated | 1996-06-07 | d5828680f2ca… |
| 135.105.0.0 – 135.105.255.255 | 65,536 | US |
allocated | 1996-06-06 | fdd873ab735b… |
| 207.146.0.0 – 207.147.255.255 | 131,072 | US |
allocated | 1996-06-06 | 81e05477cc28… |
| 207.144.0.0 – 207.144.255.255 | 65,536 | US |
allocated | 1996-06-05 | 1f91d0cffe87… |
| 207.135.128.0 – 207.135.159.255 | 8,192 | US |
allocated | 1996-06-04 | 03e199450cf6… |
| 207.135.192.0 – 207.135.207.255 | 4,096 | US |
allocated | 1996-06-04 | 93c966cb6fe3… |
| 24.64.0.0 – 24.71.255.255 | 524,288 | CA |
allocated | 1996-06-03 | f6378853cc62… |
| 136.205.0.0 – 136.205.255.255 | 65,536 | US |
allocated | 1996-06-03 | 45fe880b68a8… |
| 147.51.0.0 – 147.51.255.255 | 65,536 | US |
allocated | 1996-06-03 | 45fe880b68a8… |
| 207.142.0.0 – 207.142.255.255 | 65,536 | US |
allocated | 1996-06-03 | 37fe01d6d027… |
| 24.96.0.0 – 24.96.255.255 | 65,536 | US |
allocated | 1996-05-31 | e9f843549cbf… |
| 137.244.0.0 – 137.244.255.255 | 65,536 | US |
allocated | 1996-05-31 | 45fe880b68a8… |
| 206.222.160.0 – 206.222.191.255 | 8,192 | US |
allocated | 1996-05-31 | 2f174894386d… |
| 205.189.137.0 – 205.189.137.255 | 256 | CA |
allocated | 1996-05-29 | 57d5081f9e8a… |
| 207.107.0.0 – 207.107.255.255 | 65,536 | CA |
allocated | 1996-05-29 | d3f824815389… |
| 198.97.146.0 – 198.97.147.255 | 512 | US |
allocated | 1996-05-28 | 45fe880b68a8… |
| 198.145.0.0 – 198.145.31.255 | 8,192 | US |
allocated | 1996-05-28 | 7032936053e5… |
| 198.145.35.0 – 198.145.35.255 | 256 | US |
allocated | 1996-05-28 | 7032936053e5… |
| 198.145.37.0 – 198.145.37.255 | 256 | US |
allocated | 1996-05-28 | 7032936053e5… |
| 198.145.38.0 – 198.145.38.255 | 256 | US |
allocated | 1996-05-28 | 7032936053e5… |
| 198.145.40.0 – 198.145.41.255 | 512 | US |
allocated | 1996-05-28 | 7032936053e5… |
| 198.145.46.0 – 198.145.47.255 | 512 | US |
allocated | 1996-05-28 | 7032936053e5… |
| 198.145.64.0 – 198.145.65.255 | 512 | US |
allocated | 1996-05-28 | 7032936053e5… |
| 198.145.116.0 – 198.145.117.255 | 512 | US |
allocated | 1996-05-28 | 7032936053e5… |
| 198.145.120.0 – 198.145.120.255 | 256 | US |
allocated | 1996-05-28 | 7032936053e5… |
| 198.145.176.0 – 198.145.191.255 | 4,096 | US |
allocated | 1996-05-28 | 7032936053e5… |
| 198.145.192.0 – 198.145.223.255 | 8,192 | US |
allocated | 1996-05-28 | 7032936053e5… |
| 198.145.240.0 – 198.145.255.255 | 4,096 | US |
allocated | 1996-05-28 | 7032936053e5… |
| 207.114.128.0 – 207.114.255.255 | 32,768 | US |
allocated | 1996-05-24 | e5e3b9c13678… |
| 131.74.0.0 – 131.74.255.255 | 65,536 | US |
allocated | 1996-05-23 | 45fe880b68a8… |
| 132.19.0.0 – 132.19.255.255 | 65,536 | US |
allocated | 1996-05-23 | 45fe880b68a8… |
| 132.33.0.0 – 132.33.255.255 | 65,536 | US |
allocated | 1996-05-23 | 45fe880b68a8… |
| 137.243.0.0 – 137.243.255.255 | 65,536 | US |
allocated | 1996-05-23 | 45fe880b68a8… |
| 207.114.0.0 – 207.114.127.255 | 32,768 | US |
allocated | 1996-05-22 | 1cb21afb6f24… |
| 207.140.0.0 – 207.141.255.255 | 131,072 | US |
allocated | 1996-05-22 | 81e05477cc28… |
| 204.77.176.0 – 204.77.176.255 | 256 | US |
allocated | 1996-05-21 | db5ef2be2657… |