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
1,645,628,928
📦
IPv4 networks
76,700
delegated blocks
🧭
IPv6 networks
11,350
delegated blocks
🔗
Autonomous systems
34,051
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 192.40.159.0 – 192.40.159.255 | 256 |  US |
allocated | 1992-07-02 | 887f3cccc3f5… |
| 192.64.158.0 – 192.64.158.255 | 256 | US |
allocated | 1992-07-02 | 887f3cccc3f5… |
| 44.0.0.0 – 44.127.255.255 | 8,388,608 | US |
allocated | 1992-07-01 | e9ea915e56a0… |
| 44.128.0.0 – 44.191.255.255 | 4,194,304 | US |
allocated | 1992-07-01 | e9ea915e56a0… |
| 162.15.0.0 – 162.15.255.255 | 65,536 | US |
allocated | 1992-07-01 | 975e88ebfebc… |
| 163.11.0.0 – 163.11.255.255 | 65,536 | US |
allocated | 1992-07-01 | b624c3e3934e… |
| 192.188.118.0 – 192.188.118.255 | 256 | US |
allocated | 1992-07-01 | ce837f467127… |
| 192.188.119.0 – 192.188.119.255 | 256 | US |
allocated | 1992-07-01 | adaf3a261b26… |
| 192.189.53.0 – 192.189.53.255 | 256 | US |
allocated | 1992-07-01 | 3caacc484eb9… |
| 192.189.56.0 – 192.189.56.255 | 256 | US |
allocated | 1992-07-01 | c4d120587878… |
| 192.189.57.0 – 192.189.57.255 | 256 | US |
allocated | 1992-07-01 | c4d120587878… |
| 192.189.58.0 – 192.189.58.255 | 256 | US |
allocated | 1992-07-01 | 5f4bef261c36… |
| 192.190.224.0 – 192.190.224.255 | 256 | US |
allocated | 1992-07-01 | 6f69b4fbc4a7… |
| 192.190.228.0 – 192.190.228.255 | 256 | US |
allocated | 1992-07-01 | 45fe880b68a8… |
| 192.190.229.0 – 192.190.229.255 | 256 | US |
allocated | 1992-07-01 | 45fe880b68a8… |
| 192.191.0.0 – 192.191.255.255 | 65,536 | US |
allocated | 1992-07-01 | c6c154e59512… |
| 161.113.0.0 – 161.113.255.255 | 65,536 | US |
allocated | 1992-06-30 | ea414552e34e… |
| 162.12.0.0 – 162.12.127.255 | 32,768 | US |
allocated | 1992-06-30 | ff67b7724772… |
| 162.12.128.0 – 162.12.191.255 | 16,384 | US |
allocated | 1992-06-30 | ff67b7724772… |
| 162.12.192.0 – 162.12.195.255 | 1,024 | US |
allocated | 1992-06-30 | ff67b7724772… |
| 192.139.80.0 – 192.139.80.255 | 256 |  CA |
allocated | 1992-06-30 | bd4770c118b3… |
| 192.189.42.0 – 192.189.42.255 | 256 | US |
allocated | 1992-06-30 | 45fe880b68a8… |
| 192.189.43.0 – 192.189.43.255 | 256 | US |
allocated | 1992-06-30 | 2bea41ac306d… |
| 192.189.44.0 – 192.189.44.255 | 256 | US |
allocated | 1992-06-30 | a34452b0f624… |
| 192.189.45.0 – 192.189.45.255 | 256 | US |
allocated | 1992-06-30 | ae3cb8459b41… |
| 192.189.46.0 – 192.189.46.255 | 256 | US |
allocated | 1992-06-30 | ae3cb8459b41… |
| 192.189.47.0 – 192.189.47.255 | 256 | US |
allocated | 1992-06-30 | ae3cb8459b41… |
| 192.189.48.0 – 192.189.48.255 | 256 | US |
allocated | 1992-06-30 | ae3cb8459b41… |
| 192.190.216.0 – 192.190.216.255 | 256 | US |
allocated | 1992-06-30 | 2a774c665a53… |
| 192.190.217.0 – 192.190.217.255 | 256 | US |
allocated | 1992-06-30 | 2a774c665a53… |
| 192.190.218.0 – 192.190.218.255 | 256 | US |
allocated | 1992-06-30 | 2a774c665a53… |
| 192.190.219.0 – 192.190.219.255 | 256 | US |
allocated | 1992-06-30 | 2a774c665a53… |
| 163.6.0.0 – 163.6.255.255 | 65,536 | US |
allocated | 1992-06-29 | c7e2eab3a4ee… |
| 192.172.13.0 – 192.172.13.255 | 256 | US |
allocated | 1992-06-29 | 45fe880b68a8… |
| 192.187.32.0 – 192.187.32.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.33.0 – 192.187.33.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.34.0 – 192.187.34.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.35.0 – 192.187.35.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.36.0 – 192.187.36.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.37.0 – 192.187.37.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.38.0 – 192.187.38.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.39.0 – 192.187.39.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.40.0 – 192.187.40.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.41.0 – 192.187.41.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.42.0 – 192.187.42.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.43.0 – 192.187.43.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.44.0 – 192.187.44.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.45.0 – 192.187.45.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.46.0 – 192.187.46.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.47.0 – 192.187.47.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.48.0 – 192.187.48.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.49.0 – 192.187.49.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.50.0 – 192.187.50.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.51.0 – 192.187.51.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.52.0 – 192.187.52.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.53.0 – 192.187.53.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.54.0 – 192.187.54.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.55.0 – 192.187.55.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.56.0 – 192.187.56.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.57.0 – 192.187.57.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.58.0 – 192.187.58.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.59.0 – 192.187.59.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.60.0 – 192.187.60.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.61.0 – 192.187.61.255 | 256 | US |
allocated | 1992-06-29 | 8674b887b992… |
| 192.187.64.0 – 192.187.95.255 | 8,192 | US |
allocated | 1992-06-29 | 038ce33c2ce4… |
| 192.188.112.0 – 192.188.112.255 | 256 | US |
allocated | 1992-06-29 | 01ccb006423f… |
| 192.188.113.0 – 192.188.113.255 | 256 | US |
allocated | 1992-06-29 | 3688942c75f0… |
| 192.188.114.0 – 192.188.114.255 | 256 | US |
allocated | 1992-06-29 | dacb3e531305… |
| 192.190.184.0 – 192.190.187.255 | 1,024 | US |
allocated | 1992-06-29 | 535d44b441d5… |
| 192.190.194.0 – 192.190.194.255 | 256 | US |
allocated | 1992-06-29 | 40735821c5e2… |
| 192.190.195.0 – 192.190.195.255 | 256 | US |
allocated | 1992-06-29 | 40735821c5e2… |
| 192.190.196.0 – 192.190.196.255 | 256 | US |
allocated | 1992-06-29 | 656759a63e97… |
| 192.190.197.0 – 192.190.197.255 | 256 | US |
allocated | 1992-06-29 | 656759a63e97… |
| 192.190.198.0 – 192.190.198.255 | 256 | US |
allocated | 1992-06-29 | 4614d0abccc5… |
| 192.190.199.0 – 192.190.199.255 | 256 | US |
allocated | 1992-06-29 | 4614d0abccc5… |
| 192.190.200.0 – 192.190.200.255 | 256 | US |
allocated | 1992-06-29 | 4614d0abccc5… |
| 192.190.203.0 – 192.190.203.255 | 256 | US |
allocated | 1992-06-29 | 36b96193a9d5… |
| 192.188.103.0 – 192.188.103.255 | 256 | US |
allocated | 1992-06-26 | 70c6db42c4c9… |
| 192.188.104.0 – 192.188.104.255 | 256 | US |
allocated | 1992-06-26 | e46d50b27c27… |
| 192.188.106.0 – 192.188.106.255 | 256 | US |
allocated | 1992-06-26 | a218d196eaf3… |
| 192.188.108.0 – 192.188.108.255 | 256 | US |
allocated | 1992-06-26 | bfef4402afb5… |
| 192.188.109.0 – 192.188.109.255 | 256 | US |
allocated | 1992-06-26 | 93119f3eb719… |
| 192.188.110.0 – 192.188.110.255 | 256 | US |
allocated | 1992-06-26 | fefe2e6f89e2… |
| 192.188.111.0 – 192.188.111.255 | 256 | US |
allocated | 1992-06-26 | 0a3cceeabe85… |
| 160.254.0.0 – 160.254.255.255 | 65,536 | US |
allocated | 1992-06-25 | 790b0a93a5f1… |
| 161.107.0.0 – 161.107.255.255 | 65,536 | US |
allocated | 1992-06-25 | 57502bdffbed… |
| 161.108.0.0 – 161.108.63.255 | 16,384 | US |
allocated | 1992-06-25 | 4b981b3209a8… |
| 161.108.64.0 – 161.108.95.255 | 8,192 | US |
allocated | 1992-06-25 | 4b981b3209a8… |
| 161.108.96.0 – 161.108.111.255 | 4,096 | US |
allocated | 1992-06-25 | 4b981b3209a8… |
| 161.108.112.0 – 161.108.119.255 | 2,048 | US |
allocated | 1992-06-25 | 4b981b3209a8… |
| 161.108.121.0 – 161.108.121.255 | 256 | US |
allocated | 1992-06-25 | 4b981b3209a8… |
| 161.108.123.0 – 161.108.123.255 | 256 | US |
allocated | 1992-06-25 | 4b981b3209a8… |
| 161.108.124.0 – 161.108.127.255 | 1,024 | US |
allocated | 1992-06-25 | 4b981b3209a8… |
| 161.108.128.0 – 161.108.129.255 | 512 | US |
allocated | 1992-06-25 | 4b981b3209a8… |
| 161.108.130.0 – 161.108.130.255 | 256 | US |
allocated | 1992-06-25 | 4b981b3209a8… |
| 161.108.132.0 – 161.108.135.255 | 1,024 | US |
allocated | 1992-06-25 | 4b981b3209a8… |
| 161.108.144.0 – 161.108.159.255 | 4,096 | US |
allocated | 1992-06-25 | 4b981b3209a8… |
| 161.108.160.0 – 161.108.163.255 | 1,024 | US |
allocated | 1992-06-25 | 4b981b3209a8… |
| 161.108.164.0 – 161.108.165.255 | 512 | US |
allocated | 1992-06-25 | 4b981b3209a8… |
| 161.108.167.0 – 161.108.167.255 | 256 | US |
allocated | 1992-06-25 | 4b981b3209a8… |