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
11,469
delegated blocks
🔗
Autonomous systems
34,176
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 173.233.112.0 – 173.233.127.255 | 4,096 |  US |
allocated | 2010-02-10 | 1773cd35def4… |
| 173.233.160.0 – 173.233.175.255 | 4,096 | US |
allocated | 2010-02-10 | 97be577cd3f6… |
| 24.142.0.0 – 24.142.63.255 | 16,384 |  CA |
allocated | 2010-02-09 | 0bdb9de83224… |
| 74.122.88.0 – 74.122.95.255 | 2,048 |  GD |
allocated | 2010-02-09 | 54753e15d57e… |
| 74.122.72.0 – 74.122.75.255 | 1,024 | US |
allocated | 2010-02-05 | 5e35c3eb6f84… |
| 74.122.80.0 – 74.122.87.255 | 2,048 | US |
allocated | 2010-02-05 | 50955604511e… |
| 64.72.96.0 – 64.72.111.255 | 4,096 | US |
allocated | 2010-02-04 | 88a969859e73… |
| 66.11.32.0 – 66.11.47.255 | 4,096 | CA |
allocated | 2010-02-04 | a2e1bb6f40a4… |
| 66.112.160.0 – 66.112.175.255 | 4,096 | US |
allocated | 2010-02-04 | 99563ca971c0… |
| 74.122.52.0 – 74.122.55.255 | 1,024 | CA |
allocated | 2010-02-04 | 7f32672b7cd1… |
| 74.122.56.0 – 74.122.63.255 | 2,048 | US |
allocated | 2010-02-04 | 4d21c961a247… |
| 74.122.64.0 – 74.122.71.255 | 2,048 | US |
allocated | 2010-02-04 | e6220e176c7c… |
| 74.82.224.0 – 74.82.255.255 | 8,192 | US |
allocated | 2010-02-03 | adc8b004b305… |
| 74.122.40.0 – 74.122.47.255 | 2,048 | US |
allocated | 2010-02-03 | 0458d9f7078f… |
| 74.122.48.0 – 74.122.51.255 | 1,024 | US |
allocated | 2010-02-03 | 5e164edae58c… |
| 173.225.192.0 – 173.225.207.255 | 4,096 | US |
allocated | 2010-02-03 | 75fc43d5f69c… |
| 173.225.208.0 – 173.225.223.255 | 4,096 |  KY |
allocated | 2010-02-03 | 4719bc705962… |
| 173.225.224.0 – 173.225.239.255 | 4,096 | US |
allocated | 2010-02-03 | d538268083a4… |
| 216.146.224.0 – 216.146.239.255 | 4,096 | US |
allocated | 2010-02-03 | dfc058f6f986… |
| 173.225.160.0 – 173.225.175.255 | 4,096 | US |
allocated | 2010-02-02 | 11605ea9b000… |
| 173.225.176.0 – 173.225.191.255 | 4,096 | US |
allocated | 2010-02-02 | faaad115d7ae… |
| 74.122.20.0 – 74.122.23.255 | 1,024 | US |
allocated | 2010-02-01 | fea95049cc0a… |
| 74.122.28.0 – 74.122.31.255 | 1,024 | US |
allocated | 2010-02-01 | 9d7178144ba1… |
| 74.122.32.0 – 74.122.35.255 | 1,024 | US |
allocated | 2010-02-01 | 43b32f952dc5… |
| 173.255.152.0 – 173.255.159.255 | 2,048 | CA |
allocated | 2010-02-01 | cb6d23ee13c9… |
| 74.122.0.0 – 74.122.3.255 | 1,024 | US |
allocated | 2010-01-29 | d538268083a4… |
| 74.122.5.0 – 74.122.5.255 | 256 | US |
allocated | 2010-01-29 | d003b5e02da5… |
| 74.122.6.0 – 74.122.7.255 | 512 | US |
allocated | 2010-01-29 | d003b5e02da5… |
| 74.122.12.0 – 74.122.15.255 | 1,024 | US |
allocated | 2010-01-29 | d538268083a4… |
| 74.122.16.0 – 74.122.19.255 | 1,024 | US |
allocated | 2010-01-29 | b9feeb570c47… |
| 173.225.128.0 – 173.225.143.255 | 4,096 | US |
allocated | 2010-01-29 | ce8af230723f… |
| 74.121.244.0 – 74.121.247.255 | 1,024 | CA |
allocated | 2010-01-28 | 9a00d2e8cc34… |
| 173.225.64.0 – 173.225.71.255 | 2,048 | US |
allocated | 2010-01-28 | 7744520fa5e7… |
| 74.121.232.0 – 74.121.239.255 | 2,048 | US |
allocated | 2010-01-27 | ec6b95db48a9… |
| 74.121.240.0 – 74.121.243.255 | 1,024 | US |
allocated | 2010-01-27 | 6ef57a51b2c2… |
| 70.39.64.0 – 70.39.127.255 | 16,384 | US |
allocated | 2010-01-26 | 792b967f28cc… |
| 74.82.128.0 – 74.82.143.255 | 4,096 | US |
allocated | 2010-01-26 | 1a922969fbba… |
| 74.82.160.0 – 74.82.191.255 | 8,192 | US |
allocated | 2010-01-26 | 311630b1339b… |
| 74.121.216.0 – 74.121.223.255 | 2,048 | US |
allocated | 2010-01-26 | ab3aadf05810… |
| 74.121.224.0 – 74.121.231.255 | 2,048 | US |
allocated | 2010-01-26 | 85ff9768342f… |
| 173.225.48.0 – 173.225.63.255 | 4,096 | US |
allocated | 2010-01-26 | 34d342be0361… |
| 173.225.240.0 – 173.225.255.255 | 4,096 |  JM |
allocated | 2010-01-26 | 302f5ac1a4c0… |
| 184.72.0.0 – 184.73.255.255 | 131,072 | US |
allocated | 2010-01-26 | 20c786e8edd8… |
| 74.82.96.0 – 74.82.127.255 | 8,192 | US |
allocated | 2010-01-25 | a7f7463af3d3… |
| 74.121.180.0 – 74.121.183.255 | 1,024 | US |
allocated | 2010-01-25 | 4ce30611f900… |
| 74.121.184.0 – 74.121.191.255 | 2,048 | US |
allocated | 2010-01-25 | 1d0bff172f08… |
| 74.121.192.0 – 74.121.199.255 | 2,048 | US |
allocated | 2010-01-25 | c2a947cf1369… |
| 74.121.200.0 – 74.121.203.255 | 1,024 | US |
allocated | 2010-01-25 | 67ce42f5d914… |
| 74.121.208.0 – 74.121.215.255 | 2,048 | US |
allocated | 2010-01-25 | 50aff2757232… |
| 24.48.192.0 – 24.48.207.255 | 4,096 | US |
allocated | 2010-01-22 | ce33fb2218d7… |
| 24.48.208.0 – 24.48.215.255 | 2,048 | US |
allocated | 2010-01-22 | ce33fb2218d7… |
| 24.48.216.0 – 24.48.219.255 | 1,024 | US |
allocated | 2010-01-22 | ce33fb2218d7… |
| 24.48.222.0 – 24.48.223.255 | 512 | US |
allocated | 2010-01-22 | ce33fb2218d7… |
| 24.48.224.0 – 24.48.255.255 | 8,192 | US |
allocated | 2010-01-22 | ce33fb2218d7… |
| 74.121.172.0 – 74.121.175.255 | 1,024 | US |
allocated | 2010-01-22 | f984730f795a… |
| 173.224.208.0 – 173.224.223.255 | 4,096 | US |
allocated | 2010-01-22 | 5b4863deacdf… |
| 173.224.224.0 – 173.224.239.255 | 4,096 | CA |
allocated | 2010-01-22 | 085d7177fed3… |
| 173.224.240.0 – 173.224.255.255 | 4,096 | CA |
allocated | 2010-01-22 | cbeb34cfe799… |
| 173.225.0.0 – 173.225.15.255 | 4,096 | US |
allocated | 2010-01-22 | d1e51b12c2f5… |
| 173.225.16.0 – 173.225.31.255 | 4,096 | US |
allocated | 2010-01-22 | 235f548e262c… |
| 74.121.160.0 – 74.121.167.255 | 2,048 | US |
allocated | 2010-01-21 | fca460f9d966… |
| 74.121.168.0 – 74.121.171.255 | 1,024 | US |
allocated | 2010-01-21 | 30bba0a34e27… |
| 64.87.64.0 – 64.87.127.255 | 16,384 | CA |
allocated | 2010-01-20 | c910c9938d1e… |
| 74.82.64.0 – 74.82.95.255 | 8,192 | CA |
allocated | 2010-01-20 | 81d84a66fa20… |
| 173.44.64.0 – 173.44.95.255 | 8,192 | US |
allocated | 2010-01-20 | 98e6c615fd07… |
| 173.44.96.0 – 173.44.111.255 | 4,096 | US |
allocated | 2010-01-20 | 98e6c615fd07… |
| 173.44.112.0 – 173.44.115.255 | 1,024 | US |
allocated | 2010-01-20 | 98e6c615fd07… |
| 173.44.116.0 – 173.44.119.255 | 1,024 | US |
allocated | 2010-01-20 | b88a875fa9b9… |
| 173.44.120.0 – 173.44.127.255 | 2,048 | US |
allocated | 2010-01-20 | 98e6c615fd07… |
| 173.224.176.0 – 173.224.191.255 | 4,096 | US |
allocated | 2010-01-20 | e346b68a5c07… |
| 173.224.192.0 – 173.224.207.255 | 4,096 | US |
allocated | 2010-01-20 | ef911f94a8c3… |
| 173.232.0.0 – 173.232.255.255 | 65,536 | US |
allocated | 2010-01-20 | c9d7d3e1a94d… |
| 74.121.132.0 – 74.121.135.255 | 1,024 | US |
allocated | 2010-01-19 | 24872777a723… |
| 74.121.136.0 – 74.121.143.255 | 2,048 | US |
allocated | 2010-01-19 | 01fe94e73628… |
| 74.121.144.0 – 74.121.147.255 | 1,024 | US |
allocated | 2010-01-19 | a822ada8d5ae… |
| 173.224.96.0 – 173.224.111.255 | 4,096 | US |
allocated | 2010-01-19 | 3f8994903990… |
| 173.224.112.0 – 173.224.127.255 | 4,096 |  DE |
allocated | 2010-01-19 | 217c5af5ee26… |
| 173.244.128.0 – 173.244.143.255 | 4,096 | US |
allocated | 2010-01-19 | f7f4d3727af3… |
| 74.121.120.0 – 74.121.123.255 | 1,024 | CA |
allocated | 2010-01-15 | 792fca576227… |
| 74.121.124.0 – 74.121.127.255 | 1,024 | US |
allocated | 2010-01-15 | 8ff74c5691c8… |
| 74.121.128.0 – 74.121.131.255 | 1,024 | US |
allocated | 2010-01-15 | 9781edfb4c00… |
| 173.224.80.0 – 173.224.95.255 | 4,096 | US |
allocated | 2010-01-15 | c98047ea4211… |
| 184.64.0.0 – 184.71.255.255 | 524,288 | CA |
allocated | 2010-01-15 | f6378853cc62… |
| 74.121.112.0 – 74.121.119.255 | 2,048 | US |
allocated | 2010-01-14 | 97ff0c572ec2… |
| 70.39.32.0 – 70.39.63.255 | 8,192 | US |
allocated | 2010-01-13 | 51d2743304ba… |
| 74.121.108.0 – 74.121.111.255 | 1,024 | US |
allocated | 2010-01-13 | 61ccc270c3e7… |
| 173.224.64.0 – 173.224.79.255 | 4,096 | US |
allocated | 2010-01-13 | 0e660f095dee… |
| 74.121.100.0 – 74.121.103.255 | 1,024 | US |
allocated | 2010-01-12 | c436de313344… |
| 74.121.104.0 – 74.121.107.255 | 1,024 | US |
allocated | 2010-01-12 | f72a9ca3d726… |
| 173.215.128.0 – 173.215.255.255 | 32,768 |  PR |
allocated | 2010-01-12 | b3befbc5de9a… |
| 184.108.0.0 – 184.111.255.255 | 262,144 | US |
allocated | 2010-01-12 | 3a7b40ab58f6… |
| 184.112.0.0 – 184.127.255.255 | 1,048,576 | US |
allocated | 2010-01-12 | 3a7b40ab58f6… |
| 74.121.96.0 – 74.121.99.255 | 1,024 | US |
allocated | 2010-01-11 | 2f1279fb0bc1… |
| 173.224.16.0 – 173.224.31.255 | 4,096 | US |
allocated | 2010-01-11 | 5585372e8529… |
| 173.224.32.0 – 173.224.47.255 | 4,096 | US |
allocated | 2010-01-11 | acefdf74cbbe… |
| 64.87.32.0 – 64.87.63.255 | 8,192 | US |
allocated | 2010-01-08 | abffef4719c0… |
| 74.121.80.0 – 74.121.87.255 | 2,048 | US |
allocated | 2010-01-08 | a7f7463af3d3… |
| 96.31.176.0 – 96.31.191.255 | 4,096 | US |
allocated | 2010-01-08 | ea07c0900e59… |
| 96.31.208.0 – 96.31.223.255 | 4,096 | US |
allocated | 2010-01-08 | 23b457dd7629… |
| 173.224.0.0 – 173.224.15.255 | 4,096 | US |
allocated | 2010-01-08 | f407f45888d1… |