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
1,644,591,360
📦
IPv4 networks
76,802
delegated blocks
🧭
IPv6 networks
11,469
delegated blocks
🔗
Autonomous systems
34,176
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 208.133.0.0 – 208.133.255.255 | 65,536 |  US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.134.0.0 – 208.135.255.255 | 131,072 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.136.0.0 – 208.137.255.255 | 131,072 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.138.0.0 – 208.138.15.255 | 4,096 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.138.16.0 – 208.138.31.255 | 4,096 |  JM |
allocated | 1996-03-27 | b0918e00dc7e… |
| 208.138.32.0 – 208.138.47.255 | 4,096 | JM |
allocated | 1996-03-27 | b0918e00dc7e… |
| 208.138.64.0 – 208.138.127.255 | 16,384 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.138.128.0 – 208.138.159.255 | 8,192 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.138.160.0 – 208.138.167.255 | 2,048 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.138.168.0 – 208.138.175.255 | 2,048 | US |
allocated | 1996-03-27 | 8d94230a2495… |
| 208.138.176.0 – 208.138.191.255 | 4,096 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.138.192.0 – 208.138.255.255 | 16,384 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.139.0.0 – 208.139.255.255 | 65,536 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.140.0.0 – 208.143.255.255 | 262,144 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.144.0.0 – 208.151.255.255 | 524,288 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.152.0.0 – 208.155.255.255 | 262,144 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.156.0.0 – 208.156.255.255 | 65,536 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.157.0.0 – 208.157.127.255 | 32,768 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.157.128.0 – 208.157.143.255 | 4,096 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.157.144.0 – 208.157.151.255 | 2,048 |  KY |
allocated | 1996-03-27 | c682cdb156af… |
| 208.157.152.0 – 208.157.159.255 | 2,048 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.157.192.0 – 208.157.255.255 | 16,384 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.158.0.0 – 208.159.255.255 | 131,072 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.160.0.0 – 208.161.255.255 | 131,072 | US |
allocated | 1996-03-27 | 59b4650cc927… |
| 208.162.0.0 – 208.162.255.255 | 65,536 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.163.0.0 – 208.163.31.255 | 8,192 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.163.32.0 – 208.163.63.255 | 8,192 | JM |
allocated | 1996-03-27 | b0918e00dc7e… |
| 208.163.64.0 – 208.163.127.255 | 16,384 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.163.128.0 – 208.163.255.255 | 32,768 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.164.0.0 – 208.165.255.255 | 131,072 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.166.0.0 – 208.166.31.255 | 8,192 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.166.32.0 – 208.166.47.255 | 4,096 | US |
allocated | 1996-03-27 | 8d94230a2495… |
| 208.166.64.0 – 208.166.127.255 | 16,384 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.166.128.0 – 208.166.255.255 | 32,768 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.167.0.0 – 208.167.127.255 | 32,768 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.167.128.0 – 208.167.191.255 | 16,384 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.167.192.0 – 208.167.207.255 | 4,096 | US |
allocated | 1996-03-27 | 8d94230a2495… |
| 208.167.208.0 – 208.167.223.255 | 4,096 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.168.0.0 – 208.168.127.255 | 32,768 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.168.128.0 – 208.168.191.255 | 16,384 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.168.192.0 – 208.168.223.255 | 8,192 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.168.224.0 – 208.168.255.255 | 8,192 | KY |
allocated | 1996-03-27 | c682cdb156af… |
| 208.169.0.0 – 208.169.63.255 | 16,384 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.169.64.0 – 208.169.95.255 | 8,192 | US |
allocated | 1996-03-27 | 8d94230a2495… |
| 208.169.96.0 – 208.169.127.255 | 8,192 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.169.128.0 – 208.169.255.255 | 32,768 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.170.0.0 – 208.171.255.255 | 131,072 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.172.0.0 – 208.172.255.255 | 65,536 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.173.0.0 – 208.173.127.255 | 32,768 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.173.128.0 – 208.173.191.255 | 16,384 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.173.192.0 – 208.173.255.255 | 16,384 | US |
allocated | 1996-03-27 | 8d94230a2495… |
| 208.174.0.0 – 208.174.255.255 | 65,536 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.175.0.0 – 208.175.127.255 | 32,768 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.175.144.0 – 208.175.159.255 | 4,096 | US |
allocated | 1996-03-27 | 8d94230a2495… |
| 208.175.160.0 – 208.175.191.255 | 8,192 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.175.192.0 – 208.175.223.255 | 8,192 | US |
allocated | 1996-03-27 | cdb7d42057bd… |
| 208.175.224.0 – 208.175.255.255 | 8,192 | US |
allocated | 1996-03-27 | 8d94230a2495… |
| 204.83.0.0 – 204.83.255.255 | 65,536 |  CA |
allocated | 1996-03-26 | ce4bae12ced9… |
| 205.210.148.0 – 205.210.148.255 | 256 | CA |
allocated | 1996-03-26 | 7641890ebf5f… |
| 207.68.128.0 – 207.68.191.255 | 16,384 | US |
allocated | 1996-03-26 | b004b3ecde24… |
| 207.83.0.0 – 207.83.255.255 | 65,536 | US |
allocated | 1996-03-26 | e5e3b9c13678… |
| 207.86.0.0 – 207.87.255.255 | 131,072 | US |
allocated | 1996-03-25 | e220ed812a4c… |
| 205.236.1.0 – 205.236.1.255 | 256 | CA |
allocated | 1996-03-22 | ddb946f5517d… |
| 206.108.16.0 – 206.108.31.255 | 4,096 | CA |
allocated | 1996-03-22 | 0e702695cc8d… |
| 207.34.64.0 – 207.34.127.255 | 16,384 | CA |
allocated | 1996-03-22 | 0e702695cc8d… |
| 207.34.128.0 – 207.34.255.255 | 32,768 | CA |
allocated | 1996-03-22 | 0e702695cc8d… |
| 139.232.0.0 – 139.232.255.255 | 65,536 | US |
allocated | 1996-03-21 | 45fe880b68a8… |
| 199.54.0.0 – 199.55.255.255 | 131,072 | US |
allocated | 1996-03-21 | 45fe880b68a8… |
| 199.56.0.0 – 199.57.255.255 | 131,072 | US |
allocated | 1996-03-21 | 45fe880b68a8… |
| 204.80.163.0 – 204.80.163.255 | 256 | US |
allocated | 1996-03-21 | 79d874456d7a… |
| 207.71.192.0 – 207.71.255.255 | 16,384 | US |
allocated | 1996-03-21 | 86987f63c1be… |
| 192.135.184.0 – 192.135.184.255 | 256 | US |
allocated | 1996-03-20 | 06f179e75bfa… |
| 206.108.63.0 – 206.108.63.255 | 256 | CA |
allocated | 1996-03-20 | 444e0d3625ce… |
| 207.71.128.0 – 207.71.159.255 | 8,192 | US |
allocated | 1996-03-20 | 18d1c90467c0… |
| 207.71.176.0 – 207.71.191.255 | 4,096 | US |
allocated | 1996-03-20 | 18d1c90467c0… |
| 207.45.128.0 – 207.45.159.255 | 8,192 | US |
allocated | 1996-03-18 | 5fc810cf6260… |
| 207.68.0.0 – 207.68.127.255 | 32,768 | US |
allocated | 1996-03-18 | e220ed812a4c… |
| 207.71.64.0 – 207.71.127.255 | 16,384 | US |
allocated | 1996-03-18 | 9f14454567a6… |
| 199.246.77.0 – 199.246.77.255 | 256 | US |
allocated | 1996-03-15 | 75225b1baa83… |
| 199.246.78.0 – 199.246.79.255 | 512 | US |
allocated | 1996-03-15 | 75225b1baa83… |
| 199.246.80.0 – 199.246.87.255 | 2,048 | US |
allocated | 1996-03-15 | 75225b1baa83… |
| 206.51.34.0 – 206.51.34.255 | 256 | CA |
allocated | 1996-03-14 | 9b05974a769e… |
| 206.51.248.0 – 206.51.251.255 | 1,024 | CA |
allocated | 1996-03-14 | ca299e016615… |
| 206.51.252.0 – 206.51.253.255 | 512 | CA |
allocated | 1996-03-14 | ca299e016615… |
| 207.84.0.0 – 207.85.255.255 | 131,072 | US |
allocated | 1996-03-14 | 45fe880b68a8… |
| 160.73.0.0 – 160.73.255.255 | 65,536 | US |
allocated | 1996-03-13 | 177caa50a86c… |
| 198.199.174.0 – 198.199.174.255 | 256 | US |
allocated | 1996-03-13 | 8e1e5d8918d0… |
| 205.211.180.0 – 205.211.183.255 | 1,024 | CA |
allocated | 1996-03-13 | 2e56aa0563f3… |
| 207.45.96.0 – 207.45.103.255 | 2,048 | US |
allocated | 1996-03-13 | 642a1cd8fd19… |
| 207.67.128.0 – 207.67.255.255 | 32,768 | US |
allocated | 1996-03-13 | 9f14454567a6… |
| 207.70.192.0 – 207.70.223.255 | 8,192 | US |
allocated | 1996-03-13 | 79d3889ed7ba… |
| 207.70.224.0 – 207.70.239.255 | 4,096 | US |
allocated | 1996-03-13 | 79d3889ed7ba… |
| 207.82.0.0 – 207.82.255.255 | 65,536 | US |
allocated | 1996-03-13 | cdb7d42057bd… |
| 208.0.0.0 – 208.31.255.255 | 2,097,152 | US |
allocated | 1996-03-13 | 37fe01d6d027… |
| 208.32.0.0 – 208.35.255.255 | 262,144 | US |
allocated | 1996-03-13 | 37fe01d6d027… |
| 198.167.253.0 – 198.167.253.255 | 256 | CA |
allocated | 1996-03-12 | e4b79ece1181… |
| 198.232.137.0 – 198.232.137.255 | 256 | US |
allocated | 1996-03-12 | 58c0a0e97e6d… |
| 198.232.138.0 – 198.232.138.255 | 256 | US |
allocated | 1996-03-12 | 58c0a0e97e6d… |
| 199.231.128.0 – 199.231.143.255 | 4,096 | US |
allocated | 1996-03-12 | f9107f6aa386… |
| 199.231.144.0 – 199.231.147.255 | 1,024 | US |
allocated | 1996-03-12 | f9107f6aa386… |