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
1,644,924,416
📦
IPv4 networks
76,763
delegated blocks
🧭
IPv6 networks
11,451
delegated blocks
🔗
Autonomous systems
34,128
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 192.131.130.0 – 192.131.130.255 | 256 |  US |
allocated | 1991-10-28 | 62e08e3df930… |
| 192.131.131.0 – 192.131.131.255 | 256 | US |
allocated | 1991-10-28 | 969c5f0ea68b… |
| 155.18.0.0 – 155.18.255.255 | 65,536 | US |
allocated | 1991-10-21 | 45fe880b68a8… |
| 192.131.22.0 – 192.131.22.255 | 256 | US |
allocated | 1991-10-15 | ffd42516f83a… |
| 155.2.0.0 – 155.2.63.255 | 16,384 | US |
allocated | 1991-10-10 | e938362715db… |
| 152.228.0.0 – 152.228.31.255 | 8,192 | US |
allocated | 1991-09-30 | 5f671d19f68f… |
| 152.228.96.0 – 152.228.127.255 | 8,192 | US |
allocated | 1991-09-30 | 5f671d19f68f… |
| 153.113.0.0 – 153.113.255.255 | 65,536 | US |
allocated | 1991-09-30 | a7532b804d10… |
| 153.114.0.0 – 153.114.255.255 | 65,536 | US |
allocated | 1991-09-30 | e220ed812a4c… |
| 192.129.88.0 – 192.129.88.255 | 256 | US |
allocated | 1991-09-30 | 15116bcd5901… |
| 192.129.100.0 – 192.129.100.255 | 256 | US |
allocated | 1991-09-30 | 947f01d3e06d… |
| 192.129.101.0 – 192.129.101.255 | 256 | US |
allocated | 1991-09-30 | acd8ae27f732… |
| 192.129.102.0 – 192.129.102.255 | 256 | US |
allocated | 1991-09-30 | acd8ae27f732… |
| 192.129.103.0 – 192.129.103.255 | 256 | US |
allocated | 1991-09-30 | acd8ae27f732… |
| 192.129.104.0 – 192.129.104.255 | 256 | US |
allocated | 1991-09-30 | acd8ae27f732… |
| 192.129.105.0 – 192.129.105.255 | 256 | US |
allocated | 1991-09-30 | acd8ae27f732… |
| 192.129.106.0 – 192.129.106.255 | 256 | US |
allocated | 1991-09-30 | acd8ae27f732… |
| 192.129.107.0 – 192.129.107.255 | 256 | US |
allocated | 1991-09-30 | acd8ae27f732… |
| 192.129.108.0 – 192.129.108.255 | 256 | US |
allocated | 1991-09-30 | acd8ae27f732… |
| 192.129.109.0 – 192.129.109.255 | 256 | US |
allocated | 1991-09-30 | acd8ae27f732… |
| 192.129.110.0 – 192.129.110.255 | 256 | US |
allocated | 1991-09-30 | acd8ae27f732… |
| 151.196.0.0 – 151.199.255.255 | 262,144 | US |
allocated | 1991-09-25 | e220ed812a4c… |
| 151.200.0.0 – 151.203.255.255 | 262,144 | US |
allocated | 1991-09-25 | e220ed812a4c… |
| 151.204.0.0 – 151.205.255.255 | 131,072 | US |
allocated | 1991-09-25 | e220ed812a4c… |
| 151.207.0.0 – 151.207.255.255 | 65,536 | US |
allocated | 1991-09-25 | ba6b7658984f… |
| 151.208.0.0 – 151.208.255.255 | 65,536 | US |
allocated | 1991-09-25 | 0dc6694c14a3… |
| 151.209.0.0 – 151.209.255.255 | 65,536 | US |
allocated | 1991-09-25 | 6672921e4212… |
| 151.213.0.0 – 151.213.255.255 | 65,536 | US |
allocated | 1991-09-25 | 6c065d5b54b8… |
| 151.214.0.0 – 151.214.255.255 | 65,536 | US |
allocated | 1991-09-25 | 695d664018c9… |
| 151.215.0.0 – 151.215.255.255 | 65,536 | US |
allocated | 1991-09-25 | 940a82495c19… |
| 192.112.250.0 – 192.112.250.255 | 256 | US |
allocated | 1991-09-25 | 8201033f5b29… |
| 192.112.251.0 – 192.112.251.255 | 256 | US |
allocated | 1991-09-25 | 15544d098517… |
| 192.112.252.0 – 192.112.252.255 | 256 | US |
allocated | 1991-09-25 | 21590b81fb01… |
| 192.112.253.0 – 192.112.253.255 | 256 | US |
allocated | 1991-09-25 | 702a0a91e242… |
| 192.126.65.0 – 192.126.65.255 | 256 | US |
allocated | 1991-09-25 | 73bbd84bf262… |
| 192.126.66.0 – 192.126.66.255 | 256 | US |
allocated | 1991-09-25 | 0596821a6910… |
| 153.105.0.0 – 153.105.255.255 | 65,536 | US |
allocated | 1991-09-24 | cf78ca5ed733… |
| 153.106.0.0 – 153.106.255.255 | 65,536 | US |
allocated | 1991-09-24 | c2a2ad8652f8… |
| 192.129.71.0 – 192.129.71.255 | 256 | US |
allocated | 1991-09-24 | 5e19a4f44b1a… |
| 192.129.72.0 – 192.129.73.255 | 512 | US |
allocated | 1991-09-24 | 5e19a4f44b1a… |
| 192.129.74.0 – 192.129.74.255 | 256 | US |
allocated | 1991-09-24 | 5e19a4f44b1a… |
| 192.129.75.0 – 192.129.75.255 | 256 | US |
allocated | 1991-09-24 | b2e43a5155cf… |
| 192.129.77.0 – 192.129.77.255 | 256 | US |
allocated | 1991-09-24 | 2f474930335f… |
| 192.129.79.0 – 192.129.79.255 | 256 | US |
allocated | 1991-09-24 | 8143e9985189… |
| 192.129.81.0 – 192.129.81.255 | 256 | US |
allocated | 1991-09-24 | 0418d3fd070a… |
| 192.129.82.0 – 192.129.82.255 | 256 | US |
allocated | 1991-09-24 | f41b8b56107b… |
| 192.129.83.0 – 192.129.83.255 | 256 | US |
allocated | 1991-09-24 | e5972b6fddd0… |
| 192.129.85.0 – 192.129.85.255 | 256 | US |
allocated | 1991-09-24 | 6af3dbdad10c… |
| 192.129.86.0 – 192.129.86.255 | 256 | US |
allocated | 1991-09-24 | 2fc72c3bfb52… |
| 192.129.89.0 – 192.129.89.255 | 256 | US |
allocated | 1991-09-24 | b2e43a5155cf… |
| 192.129.90.0 – 192.129.91.255 | 512 | US |
allocated | 1991-09-24 | 5e19a4f44b1a… |
| 192.129.92.0 – 192.129.93.255 | 512 | US |
allocated | 1991-09-24 | 5e19a4f44b1a… |
| 192.129.94.0 – 192.129.94.255 | 256 | US |
allocated | 1991-09-24 | 82858ce0fcca… |
| 192.129.95.0 – 192.129.95.255 | 256 | US |
allocated | 1991-09-24 | 2f474930335f… |
| 192.129.96.0 – 192.129.96.255 | 256 | US |
allocated | 1991-09-24 | 607173b01d04… |
| 192.129.97.0 – 192.129.97.255 | 256 | US |
allocated | 1991-09-24 | 1376df04a526… |
| 151.188.0.0 – 151.188.255.255 | 65,536 | US |
allocated | 1991-09-23 | f0d0b7456aeb… |
| 151.190.0.0 – 151.190.255.255 | 65,536 | US |
allocated | 1991-09-23 | 91f349d2878d… |
| 151.191.0.0 – 151.191.255.255 | 65,536 | US |
allocated | 1991-09-23 | 6cfc6b4c3bc4… |
| 151.193.0.0 – 151.193.255.255 | 65,536 | US |
allocated | 1991-09-23 | db759f77c184… |
| 151.194.0.0 – 151.194.255.255 | 65,536 | US |
allocated | 1991-09-23 | a70e27561fba… |
| 151.195.0.0 – 151.195.255.255 | 65,536 | US |
allocated | 1991-09-23 | 04b303b35d5c… |
| 152.216.0.0 – 152.223.255.255 | 524,288 | US |
allocated | 1991-09-23 | e6f976cf752c… |
| 152.224.0.0 – 152.225.255.255 | 131,072 | US |
allocated | 1991-09-23 | e6f976cf752c… |
| 153.18.0.0 – 153.18.255.255 | 65,536 | US |
allocated | 1991-09-23 | 79357f654a75… |
| 153.21.0.0 – 153.21.255.255 | 65,536 | US |
allocated | 1991-09-23 | 45fe880b68a8… |
| 153.22.0.0 – 153.22.255.255 | 65,536 | US |
allocated | 1991-09-23 | 45fe880b68a8… |
| 153.23.0.0 – 153.23.255.255 | 65,536 | US |
allocated | 1991-09-23 | 45fe880b68a8… |
| 153.24.0.0 – 153.24.255.255 | 65,536 | US |
allocated | 1991-09-23 | 45fe880b68a8… |
| 153.25.0.0 – 153.25.255.255 | 65,536 | US |
allocated | 1991-09-23 | 45fe880b68a8… |
| 153.26.0.0 – 153.26.255.255 | 65,536 | US |
allocated | 1991-09-23 | 45fe880b68a8… |
| 153.27.0.0 – 153.27.255.255 | 65,536 | US |
allocated | 1991-09-23 | 45fe880b68a8… |
| 153.28.0.0 – 153.28.255.255 | 65,536 | US |
allocated | 1991-09-23 | 45fe880b68a8… |
| 153.29.0.0 – 153.29.255.255 | 65,536 | US |
allocated | 1991-09-23 | 45fe880b68a8… |
| 153.30.0.0 – 153.30.255.255 | 65,536 | US |
allocated | 1991-09-23 | 45fe880b68a8… |
| 153.44.0.0 – 153.44.255.255 | 65,536 |  NO |
allocated | 1991-09-23 | 8246c3e7809f… |
| 153.52.128.0 – 153.52.159.255 | 8,192 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.55.0.0 – 153.55.127.255 | 32,768 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.55.192.0 – 153.55.255.255 | 16,384 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.58.0.0 – 153.58.255.255 | 65,536 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.62.0.0 – 153.62.255.255 | 65,536 | US |
allocated | 1991-09-23 | 0277963e4c27… |
| 153.63.0.0 – 153.63.255.255 | 65,536 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.64.0.0 – 153.65.255.255 | 131,072 | US |
allocated | 1991-09-23 | 0277963e4c27… |
| 153.69.0.0 – 153.69.255.255 | 65,536 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.70.0.0 – 153.71.255.255 | 131,072 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.73.0.0 – 153.73.255.255 | 65,536 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.74.0.0 – 153.74.255.255 | 65,536 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.76.128.0 – 153.76.159.255 | 8,192 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.77.0.0 – 153.77.255.255 | 65,536 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.78.0.0 – 153.78.255.255 | 65,536 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.79.0.0 – 153.79.63.255 | 16,384 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.79.72.0 – 153.79.79.255 | 2,048 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.79.96.0 – 153.79.103.255 | 2,048 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.79.160.0 – 153.79.167.255 | 2,048 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.81.0.0 – 153.81.255.255 | 65,536 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.82.0.0 – 153.83.255.255 | 131,072 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.84.0.0 – 153.87.255.255 | 262,144 | US |
allocated | 1991-09-23 | dc46197e5069… |
| 153.89.0.0 – 153.89.255.255 | 65,536 |  BE |
allocated | 1991-09-23 | 440fdd694a61… |
| 153.90.0.0 – 153.90.255.255 | 65,536 | US |
allocated | 1991-09-23 | 1bda0b77ae3d… |
| 153.91.0.0 – 153.91.255.255 | 65,536 | US |
allocated | 1991-09-23 | 517ef34f192a… |