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
1,645,667,328
📦
IPv4 networks
76,693
delegated blocks
🧭
IPv6 networks
11,352
delegated blocks
🔗
Autonomous systems
34,034
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 199.248.247.0 – 199.248.247.255 | 256 |  US |
allocated | 1994-10-07 | b76717df2d71… |
| 204.115.160.0 – 204.115.167.255 | 2,048 | US |
allocated | 1994-10-07 | 83894a871925… |
| 204.126.8.0 – 204.126.9.255 | 512 | US |
allocated | 1994-10-07 | b76717df2d71… |
| 199.66.52.0 – 199.66.55.255 | 1,024 | US |
allocated | 1994-10-06 | 0596821a6910… |
| 199.66.56.0 – 199.66.63.255 | 2,048 | US |
allocated | 1994-10-06 | 0596821a6910… |
| 199.248.242.0 – 199.248.242.255 | 256 | US |
allocated | 1994-10-06 | 8846f4667f60… |
| 199.248.243.0 – 199.248.243.255 | 256 | US |
allocated | 1994-10-06 | 3d063f1387cc… |
| 199.248.245.0 – 199.248.245.255 | 256 | US |
allocated | 1994-10-06 | 93e59939335f… |
| 199.248.246.0 – 199.248.246.255 | 256 | US |
allocated | 1994-10-06 | 65b72d1cd8f9… |
| 204.19.1.0 – 204.19.1.255 | 256 |  CA |
allocated | 1994-10-06 | 1fb8348448cf… |
| 204.19.2.0 – 204.19.3.255 | 512 | CA |
allocated | 1994-10-06 | 8eb610a35c98… |
| 204.19.4.0 – 204.19.7.255 | 1,024 | CA |
allocated | 1994-10-06 | 8eb610a35c98… |
| 204.19.8.0 – 204.19.9.255 | 512 | CA |
allocated | 1994-10-06 | 0b5e9c8faf12… |
| 204.19.10.0 – 204.19.11.255 | 512 | CA |
allocated | 1994-10-06 | d08e05db5137… |
| 204.19.12.0 – 204.19.12.255 | 256 | CA |
allocated | 1994-10-06 | d08e05db5137… |
| 204.19.13.0 – 204.19.13.255 | 256 | CA |
allocated | 1994-10-06 | 6b4f3df658fe… |
| 204.19.14.0 – 204.19.14.255 | 256 | CA |
allocated | 1994-10-06 | ae18c2ba0d57… |
| 204.19.16.0 – 204.19.16.255 | 256 | CA |
allocated | 1994-10-06 | d99fa11104dd… |
| 204.19.18.0 – 204.19.19.255 | 512 | CA |
allocated | 1994-10-06 | da7a92cb91cf… |
| 204.19.20.0 – 204.19.21.255 | 512 | CA |
allocated | 1994-10-06 | 230b93da0a42… |
| 204.19.22.0 – 204.19.22.255 | 256 | CA |
allocated | 1994-10-06 | 25e856ed73cc… |
| 204.19.23.0 – 204.19.23.255 | 256 | CA |
allocated | 1994-10-06 | c8f661f25c20… |
| 204.19.24.0 – 204.19.24.255 | 256 | CA |
allocated | 1994-10-06 | 26265c5b1ee6… |
| 204.19.25.0 – 204.19.25.255 | 256 | CA |
allocated | 1994-10-06 | 33f6e229b4df… |
| 204.19.26.0 – 204.19.26.255 | 256 | CA |
allocated | 1994-10-06 | 7e3916272008… |
| 204.19.27.0 – 204.19.27.255 | 256 | CA |
allocated | 1994-10-06 | 7f6309991051… |
| 204.19.28.0 – 204.19.29.255 | 512 | CA |
allocated | 1994-10-06 | 12df28e1db16… |
| 204.19.33.0 – 204.19.33.255 | 256 | CA |
allocated | 1994-10-06 | aff0dd183eea… |
| 204.19.34.0 – 204.19.35.255 | 512 | CA |
allocated | 1994-10-06 | 739053b97948… |
| 204.19.36.0 – 204.19.36.255 | 256 | CA |
allocated | 1994-10-06 | 93d7216e4950… |
| 204.19.37.0 – 204.19.37.255 | 256 | CA |
allocated | 1994-10-06 | 687aae7cf502… |
| 204.19.38.0 – 204.19.39.255 | 512 | CA |
allocated | 1994-10-06 | a386d6773511… |
| 204.19.42.0 – 204.19.42.255 | 256 | CA |
allocated | 1994-10-06 | e174874cd8e0… |
| 204.19.43.0 – 204.19.43.255 | 256 | CA |
allocated | 1994-10-06 | ddcc4bd7ff57… |
| 204.19.44.0 – 204.19.47.255 | 1,024 | CA |
allocated | 1994-10-06 | 7ac284757387… |
| 204.19.48.0 – 204.19.63.255 | 4,096 | CA |
allocated | 1994-10-06 | fa69c6e836f6… |
| 204.19.64.0 – 204.19.71.255 | 2,048 | CA |
allocated | 1994-10-06 | fa69c6e836f6… |
| 204.19.72.0 – 204.19.75.255 | 1,024 | CA |
allocated | 1994-10-06 | fa69c6e836f6… |
| 204.19.76.0 – 204.19.77.255 | 512 | CA |
allocated | 1994-10-06 | fa69c6e836f6… |
| 204.19.78.0 – 204.19.78.255 | 256 | CA |
allocated | 1994-10-06 | 1d457fe44cc8… |
| 204.19.79.0 – 204.19.79.255 | 256 | CA |
allocated | 1994-10-06 | b32a411e5409… |
| 204.19.80.0 – 204.19.87.255 | 2,048 | CA |
allocated | 1994-10-06 | c9a268da5915… |
| 204.19.88.0 – 204.19.95.255 | 2,048 | CA |
allocated | 1994-10-06 | 433eebb57476… |
| 204.19.96.0 – 204.19.99.255 | 1,024 | CA |
allocated | 1994-10-06 | 433eebb57476… |
| 204.19.100.0 – 204.19.101.255 | 512 | CA |
allocated | 1994-10-06 | 9ac3014dc2f5… |
| 204.19.102.0 – 204.19.103.255 | 512 | CA |
allocated | 1994-10-06 | 0947d5738b9d… |
| 204.19.104.0 – 204.19.104.255 | 256 | CA |
allocated | 1994-10-06 | fda6558b0acd… |
| 204.19.105.0 – 204.19.105.255 | 256 | CA |
allocated | 1994-10-06 | 528117e19018… |
| 204.19.106.0 – 204.19.107.255 | 512 | CA |
allocated | 1994-10-06 | 62ea0dcb8713… |
| 204.19.108.0 – 204.19.108.255 | 256 | CA |
allocated | 1994-10-06 | 3cb9456acc55… |
| 204.19.109.0 – 204.19.109.255 | 256 | CA |
allocated | 1994-10-06 | d154b2f5ca57… |
| 204.19.110.0 – 204.19.110.255 | 256 | CA |
allocated | 1994-10-06 | a0219a44164c… |
| 204.19.111.0 – 204.19.111.255 | 256 | CA |
allocated | 1994-10-06 | 7a76d5d936a2… |
| 204.19.112.0 – 204.19.112.255 | 256 | CA |
allocated | 1994-10-06 | 0265b0edcebc… |
| 204.19.114.0 – 204.19.114.255 | 256 | CA |
allocated | 1994-10-06 | 9a81cc83ef02… |
| 204.19.115.0 – 204.19.115.255 | 256 | CA |
allocated | 1994-10-06 | d3b7f41b5ee9… |
| 204.19.116.0 – 204.19.117.255 | 512 | CA |
allocated | 1994-10-06 | 71f5207d8b1d… |
| 204.19.118.0 – 204.19.118.255 | 256 | CA |
allocated | 1994-10-06 | 041b05f2cc8a… |
| 204.19.120.0 – 204.19.120.255 | 256 | CA |
allocated | 1994-10-06 | 3aabc1bf2d06… |
| 204.19.123.0 – 204.19.123.255 | 256 | CA |
allocated | 1994-10-06 | 4ca452f0c0a9… |
| 204.19.124.0 – 204.19.125.255 | 512 | CA |
allocated | 1994-10-06 | ec1e9cf1d606… |
| 204.19.126.0 – 204.19.127.255 | 512 | CA |
allocated | 1994-10-06 | ddf3ebc107a7… |
| 204.19.130.0 – 204.19.130.255 | 256 | CA |
allocated | 1994-10-06 | 89cedde59435… |
| 204.19.131.0 – 204.19.131.255 | 256 | CA |
allocated | 1994-10-06 | 272db3de8b94… |
| 204.19.132.0 – 204.19.133.255 | 512 | CA |
allocated | 1994-10-06 | 9c42a12326ff… |
| 204.19.134.0 – 204.19.134.255 | 256 | CA |
allocated | 1994-10-06 | 73a298fd72d2… |
| 204.19.135.0 – 204.19.135.255 | 256 | CA |
allocated | 1994-10-06 | 453543ec8eb9… |
| 204.19.136.0 – 204.19.137.255 | 512 | CA |
allocated | 1994-10-06 | 5b0f81741d47… |
| 204.19.138.0 – 204.19.138.255 | 256 | CA |
allocated | 1994-10-06 | e0bfefb4e73e… |
| 204.19.139.0 – 204.19.139.255 | 256 | CA |
allocated | 1994-10-06 | 3c5524ab1cef… |
| 204.19.140.0 – 204.19.140.255 | 256 | CA |
allocated | 1994-10-06 | d0e92d85a998… |
| 204.19.141.0 – 204.19.141.255 | 256 | CA |
allocated | 1994-10-06 | 6bd6642ae945… |
| 204.19.142.0 – 204.19.143.255 | 512 | CA |
allocated | 1994-10-06 | 6bd6642ae945… |
| 204.19.144.0 – 204.19.151.255 | 2,048 | CA |
allocated | 1994-10-06 | 816d9acf242b… |
| 204.19.152.0 – 204.19.153.255 | 512 | CA |
allocated | 1994-10-06 | f786ca12146f… |
| 204.19.154.0 – 204.19.154.255 | 256 | CA |
allocated | 1994-10-06 | be1e3973955f… |
| 204.19.156.0 – 204.19.156.255 | 256 | CA |
allocated | 1994-10-06 | 53c87497f222… |
| 204.19.157.0 – 204.19.157.255 | 256 | CA |
allocated | 1994-10-06 | 0fc27c26ee63… |
| 204.19.158.0 – 204.19.158.255 | 256 | CA |
allocated | 1994-10-06 | 4378d326c74b… |
| 204.19.159.0 – 204.19.159.255 | 256 | CA |
allocated | 1994-10-06 | 9b19434032b0… |
| 204.19.160.0 – 204.19.160.255 | 256 | CA |
allocated | 1994-10-06 | b06b5f54a000… |
| 204.19.161.0 – 204.19.161.255 | 256 | CA |
allocated | 1994-10-06 | 5f5399962cee… |
| 204.19.163.0 – 204.19.163.255 | 256 | CA |
allocated | 1994-10-06 | 72d51f9f850f… |
| 204.19.164.0 – 204.19.164.255 | 256 | CA |
allocated | 1994-10-06 | 6f1c1782f7b5… |
| 204.19.165.0 – 204.19.165.255 | 256 | CA |
allocated | 1994-10-06 | b73f09610a08… |
| 204.19.166.0 – 204.19.167.255 | 512 | CA |
allocated | 1994-10-06 | f5430ec09f5f… |
| 204.19.168.0 – 204.19.169.255 | 512 | CA |
allocated | 1994-10-06 | a92547f1ab18… |
| 204.19.170.0 – 204.19.171.255 | 512 | CA |
allocated | 1994-10-06 | 1c7e7a4033ba… |
| 204.19.172.0 – 204.19.175.255 | 1,024 | CA |
allocated | 1994-10-06 | d37ff2eed4db… |
| 204.19.176.0 – 204.19.176.255 | 256 | CA |
allocated | 1994-10-06 | 4efc3b986398… |
| 204.19.177.0 – 204.19.177.255 | 256 | CA |
allocated | 1994-10-06 | a65e3c365659… |
| 204.19.178.0 – 204.19.178.255 | 256 | CA |
allocated | 1994-10-06 | dd0dd903f6e3… |
| 204.19.179.0 – 204.19.179.255 | 256 | CA |
allocated | 1994-10-06 | 65c22a7d9cbb… |
| 204.19.180.0 – 204.19.183.255 | 1,024 | CA |
allocated | 1994-10-06 | cdd29d5197e6… |
| 204.19.187.0 – 204.19.187.255 | 256 | CA |
allocated | 1994-10-06 | ea0e35a36c30… |
| 204.19.188.0 – 204.19.191.255 | 1,024 | CA |
allocated | 1994-10-06 | c25c4ce0c580… |
| 204.19.192.0 – 204.19.199.255 | 2,048 | CA |
allocated | 1994-10-06 | 68d0db5378ff… |
| 204.19.206.0 – 204.19.207.255 | 512 | CA |
allocated | 1994-10-06 | bc197a26b157… |
| 204.19.209.0 – 204.19.209.255 | 256 | CA |
allocated | 1994-10-06 | 6c63e6c79794… |
| 204.19.210.0 – 204.19.210.255 | 256 | CA |
allocated | 1994-10-06 | 6c63e6c79794… |