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
1,645,629,696
📦
IPv4 networks
76,708
delegated blocks
🧭
IPv6 networks
11,353
delegated blocks
🔗
Autonomous systems
34,059
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 199.33.66.0 – 199.33.67.255 | 512 |  US |
allocated | 2015-07-09 | 165099608edc… |
| 199.191.50.0 – 199.191.51.255 | 512 |  VG |
allocated | 2015-07-09 | 1c2903397d88… |
| 199.245.100.0 – 199.245.101.255 | 512 | US |
allocated | 2015-07-09 | dc055da489a6… |
| 205.211.166.0 – 205.211.167.255 | 512 |  CA |
allocated | 2015-07-09 | 7f076762f456… |
| 142.147.82.0 – 142.147.83.255 | 512 | CA |
allocated | 2015-07-08 | cc9063d43f68… |
| 172.99.16.0 – 172.99.19.255 | 1,024 | US |
allocated | 2015-07-08 | 03c8489f0888… |
| 192.155.8.0 – 192.155.8.255 | 256 | US |
allocated | 2015-07-08 | ad61349df431… |
| 199.185.130.0 – 199.185.131.255 | 512 | US |
allocated | 2015-07-08 | ff3be2ed6da6… |
| 199.188.6.0 – 199.188.7.255 | 512 | US |
allocated | 2015-07-08 | 6efd92f6d8e8… |
| 199.198.210.0 – 199.198.211.255 | 512 | US |
allocated | 2015-07-08 | 26b56def19f6… |
| 199.241.62.0 – 199.241.63.255 | 512 | US |
allocated | 2015-07-08 | 1e392c4835d7… |
| 199.242.26.0 – 199.242.27.255 | 512 | US |
allocated | 2015-07-08 | f50532f1cb58… |
| 199.244.198.0 – 199.244.199.255 | 512 | CA |
allocated | 2015-07-08 | d6ec557bdc4e… |
| 199.244.250.0 – 199.244.251.255 | 512 | US |
allocated | 2015-07-08 | e55bc8a7c873… |
| 199.245.142.0 – 199.245.143.255 | 512 | US |
allocated | 2015-07-08 | 71c0734ec0a6… |
| 199.246.168.0 – 199.246.169.255 | 512 | CA |
allocated | 2015-07-08 | e512de518e9c… |
| 216.21.18.0 – 216.21.19.255 | 512 | US |
allocated | 2015-07-08 | 1af875dfd416… |
| 69.12.42.0 – 69.12.43.255 | 512 | US |
allocated | 2015-07-07 | 3120d5bb4aa3… |
| 192.152.79.0 – 192.152.79.255 | 256 | CA |
allocated | 2015-07-07 | 52f9bd5a9881… |
| 192.159.8.0 – 192.159.8.255 | 256 | US |
allocated | 2015-07-07 | d81ff66f7234… |
| 192.159.31.0 – 192.159.31.255 | 256 | US |
allocated | 2015-07-07 | febc32808115… |
| 192.159.91.0 – 192.159.91.255 | 256 | US |
allocated | 2015-07-07 | 59eeaf382d40… |
| 192.160.54.0 – 192.160.54.255 | 256 | US |
allocated | 2015-07-07 | 593b33c57b4d… |
| 199.33.116.0 – 199.33.117.255 | 512 | US |
allocated | 2015-07-07 | d75a6bdf53b1… |
| 199.187.114.0 – 199.187.115.255 | 512 | US |
allocated | 2015-07-07 | 7e0f5b8b99cd… |
| 199.230.10.0 – 199.230.11.255 | 512 | US |
allocated | 2015-07-07 | 6e19a0c7aa20… |
| 66.85.70.0 – 66.85.71.255 | 512 | US |
allocated | 2015-07-06 | b1ef12027a8a… |
| 172.110.60.0 – 172.110.63.255 | 1,024 | US |
allocated | 2015-07-06 | ecae801a0a3f… |
| 172.124.0.0 – 172.127.255.255 | 262,144 | US |
allocated | 2015-07-06 | 81e05477cc28… |
| 192.109.92.0 – 192.109.93.255 | 512 | US |
allocated | 2015-07-06 | e348d7786961… |
| 192.149.67.0 – 192.149.67.255 | 256 | US |
allocated | 2015-07-06 | 3852d739a792… |
| 192.150.50.0 – 192.150.50.255 | 256 | US |
allocated | 2015-07-06 | 53cacecd7a82… |
| 192.157.30.0 – 192.157.30.255 | 256 | US |
allocated | 2015-07-06 | 2e853b139303… |
| 192.158.253.0 – 192.158.253.255 | 256 | US |
allocated | 2015-07-06 | 06b7b455ede9… |
| 192.159.0.0 – 192.159.0.255 | 256 | US |
allocated | 2015-07-06 | 03d040acf64b… |
| 199.26.190.0 – 199.26.191.255 | 512 | CA |
allocated | 2015-07-06 | 63072a7115f6… |
| 199.33.76.0 – 199.33.77.255 | 512 | US |
allocated | 2015-07-06 | ff7710b4b4b1… |
| 199.33.218.0 – 199.33.219.255 | 512 | US |
allocated | 2015-07-06 | 97c4e0ca0d92… |
| 199.181.238.0 – 199.181.239.255 | 512 | US |
allocated | 2015-07-06 | 3dd7220a0b12… |
| 199.189.6.0 – 199.189.7.255 | 512 | US |
allocated | 2015-07-06 | d56b7a655540… |
| 199.191.54.0 – 199.191.55.255 | 512 | US |
allocated | 2015-07-06 | 10a03af22a8d… |
| 199.195.14.0 – 199.195.15.255 | 512 | US |
allocated | 2015-07-06 | bd9efd6a63f0… |
| 199.197.10.0 – 199.197.11.255 | 512 | US |
allocated | 2015-07-06 | efcc1a227387… |
| 66.85.82.0 – 66.85.83.255 | 512 | US |
allocated | 2015-07-02 | 5eb116b74927… |
| 69.12.2.0 – 69.12.3.255 | 512 | US |
allocated | 2015-07-02 | 05182711bf07… |
| 172.99.20.0 – 172.99.23.255 | 1,024 | CA |
allocated | 2015-07-02 | 47acc95a7f04… |
| 192.138.227.0 – 192.138.227.255 | 256 | US |
allocated | 2015-07-02 | 8f6180e2113c… |
| 192.149.245.0 – 192.149.245.255 | 256 | US |
allocated | 2015-07-02 | 82496b5db8ae… |
| 192.158.0.0 – 192.158.0.255 | 256 | US |
allocated | 2015-07-02 | a618954a9c15… |
| 192.158.25.0 – 192.158.25.255 | 256 | US |
allocated | 2015-07-02 | 37973bebb263… |
| 199.189.62.0 – 199.189.63.255 | 512 | US |
allocated | 2015-07-02 | bbc283ebf7fa… |
| 199.193.14.0 – 199.193.15.255 | 512 | US |
allocated | 2015-07-02 | bf9187866c01… |
| 142.147.12.0 – 142.147.13.255 | 512 | US |
allocated | 2015-07-01 | 939c63049690… |
| 172.111.64.0 – 172.111.127.255 | 16,384 | US |
allocated | 2015-07-01 | b7a6d2143d9f… |
| 172.111.128.0 – 172.111.255.255 | 32,768 | US |
allocated | 2015-07-01 | 73ddb635968e… |
| 192.157.39.0 – 192.157.39.255 | 256 | US |
allocated | 2015-07-01 | be495fcc94e3… |
| 192.158.3.0 – 192.158.3.255 | 256 | US |
allocated | 2015-07-01 | 85559076cd7e… |
| 142.54.42.0 – 142.54.43.255 | 512 | US |
allocated | 2015-06-30 | ed9b1aedd88b… |
| 142.54.202.0 – 142.54.203.255 | 512 | US |
allocated | 2015-06-30 | 02c990ccdae5… |
| 172.97.72.0 – 172.97.79.255 | 2,048 | US |
allocated | 2015-06-30 | b627a8ee76ad… |
| 172.102.240.0 – 172.102.247.255 | 2,048 | US |
allocated | 2015-06-30 | af5c37f96435… |
| 172.103.36.0 – 172.103.39.255 | 1,024 | US |
allocated | 2015-06-30 | 973eedb80a18… |
| 173.224.170.0 – 173.224.171.255 | 512 | US |
allocated | 2015-06-30 | 3d9bc3527a04… |
| 192.156.190.0 – 192.156.190.255 | 256 | US |
allocated | 2015-06-30 | 24bbea4fb997… |
| 192.156.238.0 – 192.156.238.255 | 256 | US |
allocated | 2015-06-30 | 1f8af470c13f… |
| 199.7.84.0 – 199.7.85.255 | 512 | US |
allocated | 2015-06-30 | 9d9a10630883… |
| 199.184.14.0 – 199.184.15.255 | 512 | US |
allocated | 2015-06-30 | 602c686ecc06… |
| 199.184.142.0 – 199.184.143.255 | 512 | US |
allocated | 2015-06-30 | 0d1e497ff19c… |
| 216.99.194.0 – 216.99.195.255 | 512 | US |
allocated | 2015-06-30 | 9a7a6cb3c3f7… |
| 107.182.224.0 – 107.182.239.255 | 4,096 | US |
allocated | 2015-06-29 | 87b8f6aa7042… |
| 155.254.2.0 – 155.254.3.255 | 512 | CA |
allocated | 2015-06-29 | 23474e06732c… |
| 158.222.40.0 – 158.222.41.255 | 512 |  MF |
allocated | 2015-06-29 | 6680b111cade… |
| 172.95.0.0 – 172.95.255.255 | 65,536 | US |
allocated | 2015-06-29 | e220ed812a4c… |
| 172.97.48.0 – 172.97.51.255 | 1,024 | CA |
allocated | 2015-06-29 | 2403d34e0013… |
| 172.99.32.0 – 172.99.63.255 | 8,192 | US |
allocated | 2015-06-29 | e220ed812a4c… |
| 172.102.32.0 – 172.102.63.255 | 8,192 | US |
allocated | 2015-06-29 | e220ed812a4c… |
| 172.102.64.0 – 172.102.127.255 | 16,384 | US |
allocated | 2015-06-29 | e220ed812a4c… |
| 172.108.0.0 – 172.108.255.255 | 65,536 | US |
allocated | 2015-06-29 | e220ed812a4c… |
| 172.109.0.0 – 172.109.255.255 | 65,536 | US |
allocated | 2015-06-29 | e220ed812a4c… |
| 192.138.210.0 – 192.138.211.255 | 512 | US |
allocated | 2015-06-29 | 250630204683… |
| 192.150.86.0 – 192.150.86.255 | 256 | US |
allocated | 2015-06-29 | 0effb41589a0… |
| 192.152.66.0 – 192.152.66.255 | 256 | US |
allocated | 2015-06-29 | c2dfb9e7c865… |
| 192.156.240.0 – 192.156.240.255 | 256 | US |
allocated | 2015-06-29 | a9ee501f6c84… |
| 192.156.251.0 – 192.156.251.255 | 256 | US |
allocated | 2015-06-29 | 3181536e4e46… |
| 192.156.255.0 – 192.156.255.255 | 256 | US |
allocated | 2015-06-29 | afc9f9341313… |
| 199.33.94.0 – 199.33.95.255 | 512 | CA |
allocated | 2015-06-29 | 90f09768392a… |
| 75.98.128.0 – 75.98.143.255 | 4,096 | CA |
allocated | 2015-06-26 | f046ddd53b88… |
| 142.147.48.0 – 142.147.49.255 | 512 | US |
allocated | 2015-06-26 | f8607564a004… |
| 142.147.52.0 – 142.147.53.255 | 512 | CA |
allocated | 2015-06-26 | aa1284f96cc4… |
| 148.163.176.0 – 148.163.177.255 | 512 | US |
allocated | 2015-06-26 | d128a3e553da… |
| 172.98.224.0 – 172.98.239.255 | 4,096 | US |
allocated | 2015-06-26 | 07e8f7538050… |
| 172.93.80.0 – 172.93.95.255 | 4,096 | CA |
allocated | 2015-06-25 | 7d4440decd00… |
| 172.110.32.0 – 172.110.39.255 | 2,048 | US |
allocated | 2015-06-25 | 9f0cd64387be… |
| 172.110.88.0 – 172.110.91.255 | 1,024 | US |
allocated | 2015-06-25 | bd6e381488d5… |
| 172.110.92.0 – 172.110.95.255 | 1,024 | US |
allocated | 2015-06-25 | 98e6c615fd07… |
| 172.110.204.0 – 172.110.207.255 | 1,024 | US |
allocated | 2015-06-25 | 38958288551d… |
| 172.110.224.0 – 172.110.239.255 | 4,096 | US |
allocated | 2015-06-25 | acefdf74cbbe… |
| 172.110.240.0 – 172.110.243.255 | 1,024 | US |
allocated | 2015-06-25 | 1bf47e9b62b3… |
| 172.110.244.0 – 172.110.247.255 | 1,024 | US |
allocated | 2015-06-25 | a084e207f665… |
| 192.149.210.0 – 192.149.210.255 | 256 | US |
allocated | 2015-06-25 | 1775ac4472a5… |