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
1,644,546,048
📦
IPv4 networks
77,308
delegated blocks
🧭
IPv6 networks
11,579
delegated blocks
🔗
Autonomous systems
34,292
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 192.46.250.0 – 192.46.251.255 | 512 |  US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.46.252.0 – 192.46.255.255 | 1,024 | US |
allocated | 1988-12-20 | 4a34b9f7ce6e… |
| 192.43.235.0 – 192.43.235.255 | 256 | US |
allocated | 1988-12-19 | f84583916ecf… |
| 192.43.236.0 – 192.43.236.255 | 256 | US |
allocated | 1988-12-19 | 4535c1f28c83… |
| 9.0.0.0 – 9.7.255.255 | 524,288 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.8.0.0 – 9.8.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.9.0.0 – 9.9.7.255 | 2,048 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.9.8.0 – 9.9.8.255 | 256 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.9.10.0 – 9.9.11.255 | 512 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.9.12.0 – 9.9.15.255 | 1,024 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.9.16.0 – 9.9.31.255 | 4,096 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.9.32.0 – 9.9.63.255 | 8,192 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.9.64.0 – 9.9.127.255 | 16,384 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.9.128.0 – 9.9.255.255 | 32,768 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.10.0.0 – 9.11.255.255 | 131,072 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.12.0.0 – 9.15.255.255 | 262,144 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.16.0.0 – 9.31.255.255 | 1,048,576 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.32.0.0 – 9.63.255.255 | 2,097,152 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.64.0.0 – 9.127.255.255 | 4,194,304 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.147.0.0 – 9.147.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.150.0.0 – 9.150.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.172.0.0 – 9.172.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.180.0.0 – 9.183.255.255 | 262,144 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.184.0.0 – 9.184.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.186.0.0 – 9.186.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.189.0.0 – 9.189.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.194.0.0 – 9.194.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.197.0.0 – 9.197.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.201.0.0 – 9.201.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.202.0.0 – 9.203.255.255 | 131,072 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.207.0.0 – 9.207.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.208.0.0 – 9.209.255.255 | 131,072 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.213.0.0 – 9.213.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.214.0.0 – 9.215.255.255 | 131,072 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.216.0.0 – 9.219.255.255 | 262,144 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.221.0.0 – 9.221.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.222.0.0 – 9.222.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.224.0.0 – 9.227.255.255 | 262,144 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.230.0.0 – 9.230.255.255 | 65,536 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.238.0.0 – 9.239.255.255 | 131,072 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.242.0.0 – 9.243.255.255 | 131,072 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 9.252.0.0 – 9.255.255.255 | 262,144 | US |
allocated | 1988-12-16 | 01ded2cfbf92… |
| 131.171.0.0 – 131.171.255.255 | 65,536 | US |
allocated | 1988-12-16 | 37f218ac24f3… |
| 192.43.225.0 – 192.43.225.255 | 256 | US |
allocated | 1988-12-16 | 6af3dbdad10c… |
| 131.167.0.0 – 131.167.255.255 | 65,536 | US |
allocated | 1988-12-13 | dbb472cf040f… |
| 192.43.218.0 – 192.43.218.255 | 256 | US |
allocated | 1988-12-13 | 19a9ef96cd49… |
| 192.43.219.0 – 192.43.219.255 | 256 |  CA |
allocated | 1988-12-13 | 898256ead47a… |
| 192.43.220.0 – 192.43.220.255 | 256 | US |
allocated | 1988-12-13 | eee4911c1d68… |
| 192.43.222.0 – 192.43.222.255 | 256 | US |
allocated | 1988-12-13 | 94e8f38e308c… |
| 192.45.0.0 – 192.45.255.255 | 65,536 | US |
allocated | 1988-12-13 | a173e43ca8ce… |
| 131.162.8.0 – 131.162.15.255 | 2,048 | CA |
allocated | 1988-12-09 | 8096c9b56866… |
| 131.162.16.0 – 131.162.31.255 | 4,096 | CA |
allocated | 1988-12-09 | 8096c9b56866… |
| 131.162.32.0 – 131.162.63.255 | 8,192 | CA |
allocated | 1988-12-09 | 8096c9b56866… |
| 131.162.64.0 – 131.162.79.255 | 4,096 | CA |
allocated | 1988-12-09 | 8096c9b56866… |
| 131.162.80.0 – 131.162.87.255 | 2,048 | CA |
allocated | 1988-12-09 | 8096c9b56866… |
| 131.162.112.0 – 131.162.127.255 | 4,096 | CA |
allocated | 1988-12-09 | 8096c9b56866… |
| 131.162.128.0 – 131.162.143.255 | 4,096 | CA |
allocated | 1988-12-09 | 8096c9b56866… |
| 131.162.160.0 – 131.162.191.255 | 8,192 | CA |
allocated | 1988-12-09 | 8096c9b56866… |
| 131.162.200.0 – 131.162.207.255 | 2,048 | CA |
allocated | 1988-12-09 | 8096c9b56866… |
| 131.162.208.0 – 131.162.215.255 | 2,048 | CA |
allocated | 1988-12-09 | 8096c9b56866… |
| 131.162.224.0 – 131.162.231.255 | 2,048 | CA |
allocated | 1988-12-09 | 8096c9b56866… |
| 192.43.217.0 – 192.43.217.255 | 256 | US |
allocated | 1988-12-09 | 214dd09db2ca… |
| 131.157.0.0 – 131.157.255.255 | 65,536 | US |
allocated | 1988-12-06 | 1fe103be73eb… |
| 131.158.0.0 – 131.158.255.255 | 65,536 | US |
allocated | 1988-12-06 | 45fe880b68a8… |
| 192.43.211.0 – 192.43.211.255 | 256 | US |
allocated | 1988-12-06 | 35f1dddb22d3… |
| 192.43.213.0 – 192.43.213.255 | 256 | US |
allocated | 1988-12-06 | 39f75bb359c4… |
| 192.43.214.0 – 192.43.214.255 | 256 | US |
allocated | 1988-12-06 | 34998549aba0… |
| 192.43.216.0 – 192.43.216.255 | 256 | US |
allocated | 1988-12-06 | 2c8438ff5e93… |
| 131.156.0.0 – 131.156.255.255 | 65,536 | US |
allocated | 1988-12-05 | 2f58b8b9da5c… |
| 132.178.0.0 – 132.178.255.255 | 65,536 | US |
allocated | 1988-12-05 | 0fabd6cfff9e… |
| 192.43.203.0 – 192.43.203.255 | 256 | US |
allocated | 1988-12-05 | c8ea570e1e86… |
| 192.43.204.0 – 192.43.204.255 | 256 | US |
allocated | 1988-12-05 | c8ea570e1e86… |
| 192.43.205.0 – 192.43.205.255 | 256 | US |
allocated | 1988-12-05 | f4444d94cd59… |
| 192.43.200.0 – 192.43.200.255 | 256 | US |
allocated | 1988-12-02 | d2d7bffc12fb… |
| 192.43.199.0 – 192.43.199.255 | 256 | US |
allocated | 1988-11-29 | 92897e21fd5d… |
| 192.43.191.0 – 192.43.191.255 | 256 | US |
allocated | 1988-11-28 | 5f28bf778de8… |
| 192.43.197.0 – 192.43.197.255 | 256 | US |
allocated | 1988-11-28 | 45fe880b68a8… |
| 131.150.7.0 – 131.150.7.255 | 256 | US |
allocated | 1988-11-23 | 3a958a082b0e… |
| 131.150.11.0 – 131.150.11.255 | 256 | US |
allocated | 1988-11-23 | 3a958a082b0e… |
| 131.150.12.0 – 131.150.15.255 | 1,024 | US |
allocated | 1988-11-23 | 3a958a082b0e… |
| 131.150.31.0 – 131.150.31.255 | 256 | US |
allocated | 1988-11-23 | 3a958a082b0e… |
| 131.150.55.0 – 131.150.55.255 | 256 | US |
allocated | 1988-11-23 | 3a958a082b0e… |
| 131.150.62.0 – 131.150.62.255 | 256 | US |
allocated | 1988-11-23 | 3a958a082b0e… |
| 131.150.80.0 – 131.150.83.255 | 1,024 | US |
allocated | 1988-11-23 | 3a958a082b0e… |
| 131.150.130.0 – 131.150.131.255 | 512 | US |
allocated | 1988-11-23 | 3a958a082b0e… |
| 131.150.190.0 – 131.150.190.255 | 256 | US |
allocated | 1988-11-23 | 3a958a082b0e… |
| 131.151.0.0 – 131.151.255.255 | 65,536 | US |
allocated | 1988-11-23 | e0fe2ec75f7e… |
| 131.146.0.0 – 131.146.255.255 | 65,536 | US |
allocated | 1988-11-22 | e220ed812a4c… |
| 131.134.0.0 – 131.135.255.255 | 131,072 | CA |
allocated | 1988-11-21 | c8bae1572cdf… |
| 131.136.0.0 – 131.139.255.255 | 262,144 | CA |
allocated | 1988-11-21 | c8bae1572cdf… |
| 131.140.0.0 – 131.141.255.255 | 131,072 | CA |
allocated | 1988-11-21 | c8bae1572cdf… |
| 131.142.0.0 – 131.142.255.255 | 65,536 | US |
allocated | 1988-11-21 | 6e0e238e53fe… |
| 131.144.0.0 – 131.144.255.255 | 65,536 | US |
allocated | 1988-11-21 | 3eb77308119a… |
| 192.16.209.0 – 192.16.209.255 | 256 | CA |
allocated | 1988-11-21 | c8bae1572cdf… |
| 192.16.210.0 – 192.16.210.255 | 256 | CA |
allocated | 1988-11-21 | c8bae1572cdf… |
| 192.16.211.0 – 192.16.211.255 | 256 | CA |
allocated | 1988-11-21 | c8bae1572cdf… |
| 192.16.212.0 – 192.16.212.255 | 256 | CA |
allocated | 1988-11-21 | c8bae1572cdf… |
| 192.16.213.0 – 192.16.213.255 | 256 | CA |
allocated | 1988-11-21 | c8bae1572cdf… |
| 192.16.214.0 – 192.16.214.255 | 256 | CA |
allocated | 1988-11-21 | c8bae1572cdf… |
| 192.16.215.0 – 192.16.215.255 | 256 | CA |
allocated | 1988-11-21 | c8bae1572cdf… |