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 |
|---|---|---|---|---|---|
| 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… |
| 199.231.148.0 – 199.231.149.255 | 512 | US |
allocated | 1996-03-12 | f9107f6aa386… |
| 199.231.150.0 – 199.231.150.255 | 256 | US |
allocated | 1996-03-12 | f9107f6aa386… |
| 205.211.179.0 – 205.211.179.255 | 256 | CA |
allocated | 1996-03-12 | 081ff3022a7f… |
| 207.81.0.0 – 207.81.255.255 | 65,536 | CA |
allocated | 1996-03-12 | 0e702695cc8d… |
| 28.0.0.0 – 28.255.255.255 | 16,777,216 | US |
allocated | 1996-03-11 | 45fe880b68a8… |
| 206.51.32.0 – 206.51.32.255 | 256 | CA |
allocated | 1996-03-11 | 03456ae7cee6… |
| 207.80.0.0 – 207.80.255.255 | 65,536 | US |
allocated | 1996-03-11 | 5942bda53f50… |
| 192.108.102.0 – 192.108.102.255 | 256 | US |
allocated | 1996-03-07 | b937c22d3156… |
| 192.108.245.0 – 192.108.245.255 | 256 | US |
allocated | 1996-03-07 | 1dbc76d65898… |
| 192.156.231.0 – 192.156.231.255 | 256 | US |
allocated | 1996-03-07 | d7dbf059cada… |
| 205.211.175.0 – 205.211.175.255 | 256 | CA |
allocated | 1996-03-07 | f4c9251fa056… |
| 206.130.244.0 – 206.130.245.255 | 512 | CA |
allocated | 1996-03-07 | 15d64ff07552… |
| 206.220.204.0 – 206.220.207.255 | 1,024 | US |
allocated | 1996-03-07 | 815a47d052e4… |
| 207.67.0.0 – 207.67.127.255 | 32,768 | US |
allocated | 1996-03-07 | e5e3b9c13678… |
| 207.71.0.0 – 207.71.63.255 | 16,384 | US |
allocated | 1996-03-07 | e5e3b9c13678… |
| 138.69.0.0 – 138.69.127.255 | 32,768 | US |
allocated | 1996-03-06 | f66c06293275… |
| 138.69.128.0 – 138.69.191.255 | 16,384 | US |
allocated | 1996-03-06 | f66c06293275… |
| 207.70.128.0 – 207.70.191.255 | 16,384 | US |
allocated | 1996-03-06 | 424bfcacb580… |
| 206.221.192.0 – 206.221.207.255 | 4,096 | US |
allocated | 1996-03-05 | f1136e161532… |
| 192.104.156.0 – 192.104.156.255 | 256 | US |
allocated | 1996-03-04 | 4856ab42e728… |
| 205.211.176.0 – 205.211.177.255 | 512 | CA |
allocated | 1996-03-04 | 5c745c2cc22d… |
| 207.76.0.0 – 207.79.255.255 | 262,144 | US |
allocated | 1996-03-04 | e220ed812a4c… |
| 192.138.215.0 – 192.138.215.255 | 256 | US |
allocated | 1996-03-03 | d3179b8f5ca1… |
| 199.89.192.0 – 199.89.193.255 | 512 | US |
allocated | 1996-02-29 | a694397f14e0… |
| 204.225.158.0 – 204.225.158.255 | 256 | CA |
allocated | 1996-02-29 | 70fcad8cd4e0… |
| 205.211.173.0 – 205.211.173.255 | 256 | CA |
allocated | 1996-02-29 | 3292c48158e2… |
| 205.211.174.0 – 205.211.174.255 | 256 | CA |
allocated | 1996-02-29 | 8013b3769cb0… |
| 206.51.29.0 – 206.51.29.255 | 256 | CA |
allocated | 1996-02-29 | 6057f3bca99f… |
| 206.251.224.0 – 206.251.255.255 | 8,192 | US |
allocated | 1996-02-29 | 34167ff8e75e… |
| 207.45.56.0 – 207.45.63.255 | 2,048 | US |
allocated | 1996-02-29 | 603d685ca358… |
| 207.45.64.0 – 207.45.71.255 | 2,048 | US |
allocated | 1996-02-29 | fd34851d4cdc… |
| 207.70.0.0 – 207.70.63.255 | 16,384 | US |
allocated | 1996-02-29 | a695459849b8… |