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
1,644,590,848
📦
IPv4 networks
76,800
delegated blocks
🧭
IPv6 networks
11,462
delegated blocks
🔗
Autonomous systems
34,166
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 199.10.138.0 – 199.10.138.255 | 256 |  US |
allocated | 1994-01-12 | 45fe880b68a8… |
| 199.10.139.0 – 199.10.139.255 | 256 | US |
allocated | 1994-01-12 | 45fe880b68a8… |
| 199.10.140.0 – 199.10.140.255 | 256 | US |
allocated | 1994-01-12 | 45fe880b68a8… |
| 199.10.141.0 – 199.10.141.255 | 256 | US |
allocated | 1994-01-12 | 45fe880b68a8… |
| 199.10.142.0 – 199.10.142.255 | 256 | US |
allocated | 1994-01-12 | 45fe880b68a8… |
| 199.26.32.0 – 199.26.47.255 | 4,096 | US |
allocated | 1994-01-12 | 08244097e1d1… |
| 199.26.48.0 – 199.26.51.255 | 1,024 | US |
allocated | 1994-01-12 | 08244097e1d1… |
| 199.26.52.0 – 199.26.52.255 | 256 | US |
allocated | 1994-01-12 | 08244097e1d1… |
| 199.33.32.0 – 199.33.63.255 | 8,192 | US |
allocated | 1994-01-12 | b5e2e8990832… |
| 199.33.189.0 – 199.33.189.255 | 256 | US |
allocated | 1994-01-12 | 6c41ff82ebfb… |
| 199.33.190.0 – 199.33.191.255 | 512 | US |
allocated | 1994-01-12 | 6c41ff82ebfb… |
| 199.33.192.0 – 199.33.192.255 | 256 | US |
allocated | 1994-01-12 | 8e5c13054daa… |
| 199.33.193.0 – 199.33.193.255 | 256 | US |
allocated | 1994-01-12 | d74aef8ce7ad… |
| 199.33.194.0 – 199.33.194.255 | 256 | US |
allocated | 1994-01-12 | 0345b1f5684c… |
| 199.33.195.0 – 199.33.195.255 | 256 | US |
allocated | 1994-01-12 | d149bb252354… |
| 199.33.196.0 – 199.33.196.255 | 256 | US |
allocated | 1994-01-12 | ecae2b9df56a… |
| 199.33.197.0 – 199.33.197.255 | 256 | US |
allocated | 1994-01-12 | 0edd804aa7ee… |
| 199.33.198.0 – 199.33.198.255 | 256 | US |
allocated | 1994-01-12 | 13e63ce9d963… |
| 199.33.199.0 – 199.33.199.255 | 256 | US |
allocated | 1994-01-12 | f8d01587895c… |
| 199.33.200.0 – 199.33.200.255 | 256 | US |
allocated | 1994-01-12 | 18d8b7098e2f… |
| 199.33.201.0 – 199.33.201.255 | 256 | US |
allocated | 1994-01-12 | 46de1f966d05… |
| 199.33.202.0 – 199.33.202.255 | 256 | US |
allocated | 1994-01-12 | ce717abfae6c… |
| 199.33.203.0 – 199.33.203.255 | 256 | US |
allocated | 1994-01-12 | 3be7a0907d75… |
| 199.33.204.0 – 199.33.204.255 | 256 | US |
allocated | 1994-01-12 | 9af9bf30a7ba… |
| 199.33.205.0 – 199.33.205.255 | 256 | US |
allocated | 1994-01-12 | 4a7853b6d95b… |
| 199.43.2.0 – 199.43.2.255 | 256 |  CA |
allocated | 1994-01-12 | 514e90b17e44… |
| 192.34.212.0 – 192.34.212.255 | 256 | US |
allocated | 1994-01-11 | 70adb695e5d8… |
| 198.161.120.0 – 198.161.123.255 | 1,024 | CA |
allocated | 1994-01-11 | 5863a989ba1e… |
| 198.185.154.0 – 198.185.154.255 | 256 | US |
allocated | 1994-01-11 | e70413061b6e… |
| 198.185.155.0 – 198.185.155.255 | 256 | US |
allocated | 1994-01-11 | 8c4e7559771c… |
| 198.185.156.0 – 198.185.157.255 | 512 | US |
allocated | 1994-01-11 | 8c4e7559771c… |
| 198.185.158.0 – 198.185.158.255 | 256 | US |
allocated | 1994-01-11 | 9f79446bcba7… |
| 198.185.160.0 – 198.185.163.255 | 1,024 | US |
allocated | 1994-01-11 | f0f743485c1e… |
| 198.185.164.0 – 198.185.164.255 | 256 | US |
allocated | 1994-01-11 | f0f743485c1e… |
| 199.20.32.0 – 199.20.63.255 | 8,192 | US |
allocated | 1994-01-11 | f4b4cb80c009… |
| 199.33.159.0 – 199.33.159.255 | 256 | US |
allocated | 1994-01-11 | 1294ff2b4220… |
| 199.33.160.0 – 199.33.163.255 | 1,024 | US |
allocated | 1994-01-11 | 1294ff2b4220… |
| 199.33.164.0 – 199.33.165.255 | 512 | US |
allocated | 1994-01-11 | 641bddd435c8… |
| 199.33.166.0 – 199.33.166.255 | 256 | US |
allocated | 1994-01-11 | 641bddd435c8… |
| 199.33.167.0 – 199.33.167.255 | 256 | US |
allocated | 1994-01-11 | 72786cf06d1c… |
| 199.33.174.0 – 199.33.174.255 | 256 | US |
allocated | 1994-01-11 | 8b00fcb44131… |
| 199.33.175.0 – 199.33.175.255 | 256 | US |
allocated | 1994-01-11 | eb5cee71a38c… |
| 199.33.176.0 – 199.33.176.255 | 256 | US |
allocated | 1994-01-11 | c3fe51c2d942… |
| 199.33.177.0 – 199.33.177.255 | 256 | US |
allocated | 1994-01-11 | 346c152d427d… |
| 199.33.178.0 – 199.33.178.255 | 256 | US |
allocated | 1994-01-11 | 854329ac86da… |
| 199.33.179.0 – 199.33.179.255 | 256 |  NL |
allocated | 1994-01-11 | 19755336b680… |
| 199.33.182.0 – 199.33.182.255 | 256 | US |
allocated | 1994-01-11 | 891efac8a34c… |
| 199.33.183.0 – 199.33.183.255 | 256 | US |
allocated | 1994-01-11 | db59bd2f64d1… |
| 199.33.184.0 – 199.33.187.255 | 1,024 | US |
allocated | 1994-01-11 | acfc4932ac54… |
| 199.33.188.0 – 199.33.188.255 | 256 | US |
allocated | 1994-01-11 | acfc4932ac54… |
| 199.60.19.0 – 199.60.19.255 | 256 | CA |
allocated | 1994-01-11 | 6b1704e70ee9… |
| 199.60.28.0 – 199.60.28.255 | 256 | US |
allocated | 1994-01-11 | b004b3ecde24… |
| 199.102.0.0 – 199.102.7.255 | 2,048 | US |
allocated | 1994-01-11 | 6dadde0ef066… |
| 199.102.8.0 – 199.102.15.255 | 2,048 | US |
allocated | 1994-01-11 | 9c2c05f3c319… |
| 199.103.13.0 – 199.103.13.255 | 256 | US |
allocated | 1994-01-11 | 4b981b3209a8… |
| 199.103.14.0 – 199.103.15.255 | 512 | US |
allocated | 1994-01-11 | 4b981b3209a8… |
| 199.109.0.0 – 199.109.255.255 | 65,536 | US |
allocated | 1994-01-11 | 9a24021cda9b… |
| 199.110.0.0 – 199.110.255.255 | 65,536 | US |
allocated | 1994-01-11 | 9a24021cda9b… |
| 199.111.0.0 – 199.111.255.255 | 65,536 | US |
allocated | 1994-01-11 | 82865ed7dece… |
| 166.127.0.0 – 166.127.255.255 | 65,536 | US |
allocated | 1994-01-10 | 2788e12d0e32… |
| 168.64.0.0 – 168.64.255.255 | 65,536 | US |
allocated | 1994-01-10 | 68f794a20672… |
| 199.33.141.0 – 199.33.141.255 | 256 | US |
allocated | 1994-01-10 | 528572b6a3db… |
| 199.33.142.0 – 199.33.142.255 | 256 | US |
allocated | 1994-01-10 | b2874834a70e… |
| 199.33.144.0 – 199.33.144.255 | 256 | US |
allocated | 1994-01-10 | 8829041cf011… |
| 199.33.146.0 – 199.33.146.255 | 256 | US |
allocated | 1994-01-10 | f7a70dd15f06… |
| 199.33.147.0 – 199.33.147.255 | 256 | US |
allocated | 1994-01-10 | fc1d15d46e82… |
| 199.33.149.0 – 199.33.149.255 | 256 | US |
allocated | 1994-01-10 | 16674ae0e136… |
| 199.33.150.0 – 199.33.150.255 | 256 | US |
allocated | 1994-01-10 | 99b2de175f05… |
| 199.33.151.0 – 199.33.151.255 | 256 | US |
allocated | 1994-01-10 | 4722f67828ec… |
| 199.33.152.0 – 199.33.152.255 | 256 | US |
allocated | 1994-01-10 | df279b06ee6f… |
| 199.33.153.0 – 199.33.153.255 | 256 | US |
allocated | 1994-01-10 | be812ec8b17c… |
| 199.33.154.0 – 199.33.155.255 | 512 | US |
allocated | 1994-01-10 | be812ec8b17c… |
| 199.33.156.0 – 199.33.157.255 | 512 | US |
allocated | 1994-01-10 | be812ec8b17c… |
| 199.33.158.0 – 199.33.158.255 | 256 | US |
allocated | 1994-01-10 | 2b8d7dd50f7c… |
| 199.45.166.0 – 199.45.166.255 | 256 | US |
allocated | 1994-01-10 | 5cec1b2235f6… |
| 199.45.240.0 – 199.45.240.255 | 256 | US |
allocated | 1994-01-10 | 5cec1b2235f6… |
| 199.45.255.0 – 199.45.255.255 | 256 | US |
allocated | 1994-01-10 | 5cec1b2235f6… |
| 199.104.0.0 – 199.104.7.255 | 2,048 | US |
allocated | 1994-01-10 | f5ba309c0cda… |
| 199.104.12.0 – 199.104.13.255 | 512 | US |
allocated | 1994-01-10 | f5ba309c0cda… |
| 199.104.16.0 – 199.104.19.255 | 1,024 | US |
allocated | 1994-01-10 | f5ba309c0cda… |
| 199.104.23.0 – 199.104.23.255 | 256 | US |
allocated | 1994-01-10 | f5ba309c0cda… |
| 199.104.32.0 – 199.104.63.255 | 8,192 | US |
allocated | 1994-01-10 | f5ba309c0cda… |
| 199.104.64.0 – 199.104.67.255 | 1,024 | US |
allocated | 1994-01-10 | 2e031c0ba683… |
| 199.104.68.0 – 199.104.69.255 | 512 | US |
allocated | 1994-01-10 | 2e031c0ba683… |
| 199.104.70.0 – 199.104.70.255 | 256 | US |
allocated | 1994-01-10 | 86be9785b4a4… |
| 199.104.71.0 – 199.104.71.255 | 256 | US |
allocated | 1994-01-10 | 2e031c0ba683… |
| 199.104.72.0 – 199.104.75.255 | 1,024 | US |
allocated | 1994-01-10 | 2e031c0ba683… |
| 199.104.76.0 – 199.104.77.255 | 512 | US |
allocated | 1994-01-10 | 2e031c0ba683… |
| 199.104.78.0 – 199.104.79.255 | 512 | US |
allocated | 1994-01-10 | 2e031c0ba683… |
| 199.104.80.0 – 199.104.87.255 | 2,048 | US |
allocated | 1994-01-10 | 2e031c0ba683… |
| 199.104.88.0 – 199.104.89.255 | 512 | US |
allocated | 1994-01-10 | 2e031c0ba683… |
| 199.104.90.0 – 199.104.90.255 | 256 | US |
allocated | 1994-01-10 | 2e031c0ba683… |
| 199.104.91.0 – 199.104.91.255 | 256 | US |
allocated | 1994-01-10 | 86be9785b4a4… |
| 199.104.92.0 – 199.104.92.255 | 256 | US |
allocated | 1994-01-10 | 86be9785b4a4… |
| 199.104.93.0 – 199.104.93.255 | 256 | US |
allocated | 1994-01-10 | 2e031c0ba683… |
| 199.104.94.0 – 199.104.94.255 | 256 | US |
allocated | 1994-01-10 | 2e031c0ba683… |
| 199.104.95.0 – 199.104.95.255 | 256 | US |
allocated | 1994-01-10 | 29935aa02263… |
| 199.104.96.0 – 199.104.103.255 | 2,048 | US |
allocated | 1994-01-10 | 2e031c0ba683… |
| 199.104.104.0 – 199.104.105.255 | 512 | US |
allocated | 1994-01-10 | 55d3274e336a… |
| 199.104.106.0 – 199.104.107.255 | 512 | US |
allocated | 1994-01-10 | 2e031c0ba683… |