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
1,645,875,712
📦
IPv4 networks
76,665
delegated blocks
🧭
IPv6 networks
11,326
delegated blocks
🔗
Autonomous systems
34,014
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 192.25.71.0 – 192.25.71.255 | 256 |  US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.72.0 – 192.25.73.255 | 512 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.75.0 – 192.25.75.255 | 256 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.76.0 – 192.25.77.255 | 512 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.79.0 – 192.25.79.255 | 256 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.80.0 – 192.25.80.255 | 256 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.101.0 – 192.25.101.255 | 256 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.102.0 – 192.25.103.255 | 512 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.104.0 – 192.25.105.255 | 512 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.107.0 – 192.25.107.255 | 256 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.108.0 – 192.25.108.255 | 256 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.110.0 – 192.25.111.255 | 512 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.112.0 – 192.25.113.255 | 512 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.118.0 – 192.25.119.255 | 512 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.120.0 – 192.25.121.255 | 512 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.127.0 – 192.25.127.255 | 256 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.128.0 – 192.25.131.255 | 1,024 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.132.0 – 192.25.132.255 | 256 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.135.0 – 192.25.135.255 | 256 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.136.0 – 192.25.137.255 | 512 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.138.0 – 192.25.139.255 | 512 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.143.0 – 192.25.143.255 | 256 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.146.0 – 192.25.147.255 | 512 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.150.0 – 192.25.150.255 | 256 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.153.0 – 192.25.153.255 | 256 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.154.0 – 192.25.154.255 | 256 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.156.0 – 192.25.157.255 | 512 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.158.0 – 192.25.159.255 | 512 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.160.0 – 192.25.167.255 | 2,048 | US |
allocated | 1986-08-08 | d421c651a84f… |
| 192.25.168.0 – 192.25.168.255 | 256 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.170.0 – 192.25.170.255 | 256 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.171.0 – 192.25.171.255 | 256 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.172.0 – 192.25.175.255 | 1,024 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.176.0 – 192.25.179.255 | 1,024 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.184.0 – 192.25.185.255 | 512 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.186.0 – 192.25.186.255 | 256 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.187.0 – 192.25.187.255 | 256 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.188.0 – 192.25.188.255 | 256 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.189.0 – 192.25.189.255 | 256 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.190.0 – 192.25.190.255 | 256 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.192.0 – 192.25.195.255 | 1,024 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.196.0 – 192.25.196.255 | 256 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.197.0 – 192.25.197.255 | 256 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.198.0 – 192.25.198.255 | 256 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.204.0 – 192.25.207.255 | 1,024 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.212.0 – 192.25.215.255 | 1,024 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.216.0 – 192.25.217.255 | 512 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.219.0 – 192.25.219.255 | 256 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.220.0 – 192.25.223.255 | 1,024 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.224.0 – 192.25.227.255 | 1,024 | US |
allocated | 1986-08-08 | 4a34b9f7ce6e… |
| 192.25.228.0 – 192.25.229.255 | 512 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.231.0 – 192.25.231.255 | 256 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.236.0 – 192.25.239.255 | 1,024 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.241.0 – 192.25.241.255 | 256 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.242.0 – 192.25.243.255 | 512 | US |
allocated | 1986-08-08 | 1e6aecf01600… |
| 192.25.248.0 – 192.25.255.255 | 2,048 | US |
allocated | 1986-08-08 | d421c651a84f… |
| 192.5.2.0 – 192.5.2.255 | 256 | US |
allocated | 1986-08-07 | 077fc54e2fbb… |
| 192.26.0.0 – 192.26.0.255 | 256 | US |
allocated | 1986-08-07 | 45fe880b68a8… |
| 192.5.242.0 – 192.5.243.255 | 512 | US |
allocated | 1986-07-29 | d778ae02a60e… |
| 192.5.244.0 – 192.5.247.255 | 1,024 | US |
allocated | 1986-07-29 | d778ae02a60e… |
| 192.5.248.0 – 192.5.251.255 | 1,024 | US |
allocated | 1986-07-29 | d778ae02a60e… |
| 192.5.252.0 – 192.5.253.255 | 512 | US |
allocated | 1986-07-29 | d778ae02a60e… |
| 128.138.0.0 – 128.138.255.255 | 65,536 | US |
allocated | 1986-07-14 | 1c2ac99a8bc8… |
| 192.5.225.0 – 192.5.225.255 | 256 | US |
allocated | 1986-07-09 | 424f482ea0e6… |
| 192.5.226.0 – 192.5.227.255 | 512 | US |
allocated | 1986-07-09 | 424f482ea0e6… |
| 192.5.228.0 – 192.5.231.255 | 1,024 | US |
allocated | 1986-07-09 | 424f482ea0e6… |
| 192.5.232.0 – 192.5.235.255 | 1,024 | US |
allocated | 1986-07-09 | 424f482ea0e6… |
| 192.5.236.0 – 192.5.236.255 | 256 | US |
allocated | 1986-07-09 | 424f482ea0e6… |
| 128.135.0.0 – 128.135.255.255 | 65,536 | US |
allocated | 1986-07-08 | d87fa1c61fc9… |
| 128.137.0.0 – 128.137.255.255 | 65,536 | US |
allocated | 1986-07-08 | 7de0a857d7c5… |
| 192.5.224.0 – 192.5.224.255 | 256 | US |
allocated | 1986-07-08 | 556457061570… |
| 192.5.219.0 – 192.5.219.255 | 256 | US |
allocated | 1986-06-30 | 3c6b1d32b303… |
| 192.5.220.0 – 192.5.220.255 | 256 | US |
allocated | 1986-06-30 | e43f12c6ea05… |
| 192.5.223.0 – 192.5.223.255 | 256 | US |
allocated | 1986-06-30 | 5e887839ebeb… |
| 192.16.72.0 – 192.16.72.255 | 256 | US |
allocated | 1986-06-27 | 5942bda53f50… |
| 192.16.74.0 – 192.16.74.255 | 256 | US |
allocated | 1986-06-27 | 5942bda53f50… |
| 192.5.218.0 – 192.5.218.255 | 256 | US |
allocated | 1986-06-20 | 45fe880b68a8… |
| 192.5.215.0 – 192.5.215.255 | 256 | US |
allocated | 1986-06-13 | 52edb2f0dd77… |
| 192.5.210.0 – 192.5.210.255 | 256 | US |
allocated | 1986-06-12 | 45fe880b68a8… |
| 128.129.0.0 – 128.129.255.255 | 65,536 |  CA |
allocated | 1986-06-11 | 0947d5738b9d… |
| 192.5.206.0 – 192.5.206.255 | 256 | US |
allocated | 1986-06-09 | e553a0a4bf12… |
| 192.5.207.0 – 192.5.207.255 | 256 | US |
allocated | 1986-06-09 | e553a0a4bf12… |
| 192.5.208.0 – 192.5.208.255 | 256 | US |
allocated | 1986-06-09 | e553a0a4bf12… |
| 192.5.209.0 – 192.5.209.255 | 256 | US |
allocated | 1986-06-09 | eee4911c1d68… |
| 192.5.213.0 – 192.5.213.255 | 256 | US |
allocated | 1986-06-09 | 6af3dbdad10c… |
| 192.5.214.0 – 192.5.214.255 | 256 | US |
allocated | 1986-06-09 | 4a34b9f7ce6e… |
| 192.12.91.0 – 192.12.91.255 | 256 | US |
allocated | 1986-06-03 | ff6ac5f645ba… |
| 192.12.92.0 – 192.12.92.255 | 256 | US |
allocated | 1986-06-03 | ff6ac5f645ba… |
| 128.48.0.0 – 128.48.255.255 | 65,536 | US |
allocated | 1986-06-02 | e8325badb9b3… |
| 192.12.83.0 – 192.12.83.255 | 256 | US |
allocated | 1986-06-02 | ddb3fe48f9a6… |
| 192.12.84.0 – 192.12.84.255 | 256 | US |
allocated | 1986-06-02 | ddb3fe48f9a6… |
| 192.12.85.0 – 192.12.85.255 | 256 | US |
allocated | 1986-06-02 | ddb3fe48f9a6… |
| 192.12.86.0 – 192.12.86.255 | 256 | US |
allocated | 1986-06-02 | ddb3fe48f9a6… |
| 192.12.87.0 – 192.12.87.255 | 256 | US |
allocated | 1986-06-02 | ddb3fe48f9a6… |
| 192.5.205.0 – 192.5.205.255 | 256 | CA |
allocated | 1986-05-22 | 7a7a22d880b0… |
| 128.128.0.0 – 128.128.31.255 | 8,192 | US |
allocated | 1986-05-21 | 802de13cdca9… |
| 128.128.32.0 – 128.128.47.255 | 4,096 | US |
allocated | 1986-05-21 | 802de13cdca9… |
| 128.128.48.0 – 128.128.55.255 | 2,048 | US |
allocated | 1986-05-21 | 802de13cdca9… |
| 128.128.64.0 – 128.128.79.255 | 4,096 | US |
allocated | 1986-05-21 | 802de13cdca9… |
| 128.128.128.0 – 128.128.255.255 | 32,768 | US |
allocated | 1986-05-21 | 802de13cdca9… |