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 |
|---|---|---|---|---|---|
| 204.239.203.0 – 204.239.203.255 | 256 |  CA |
allocated | 1995-02-01 | 2c9fb5249a25… |
| 204.239.206.0 – 204.239.206.255 | 256 | CA |
allocated | 1995-02-01 | b9233b98290f… |
| 204.239.207.0 – 204.239.207.255 | 256 | CA |
allocated | 1995-02-01 | e8d415ff7f18… |
| 204.239.208.0 – 204.239.208.255 | 256 | CA |
allocated | 1995-02-01 | 8215909b71ed… |
| 204.239.210.0 – 204.239.210.255 | 256 | CA |
allocated | 1995-02-01 | a8b3af203db3… |
| 204.239.211.0 – 204.239.211.255 | 256 | CA |
allocated | 1995-02-01 | 0e702695cc8d… |
| 204.239.212.0 – 204.239.213.255 | 512 | CA |
allocated | 1995-02-01 | f1e8550d5350… |
| 204.239.214.0 – 204.239.215.255 | 512 | CA |
allocated | 1995-02-01 | 9b9cdb806c84… |
| 204.239.216.0 – 204.239.216.255 | 256 | CA |
allocated | 1995-02-01 | a689cf46e5e2… |
| 204.239.217.0 – 204.239.217.255 | 256 | CA |
allocated | 1995-02-01 | 7594385efd45… |
| 204.239.218.0 – 204.239.219.255 | 512 | CA |
allocated | 1995-02-01 | 7594385efd45… |
| 204.239.220.0 – 204.239.223.255 | 1,024 | CA |
allocated | 1995-02-01 | 82a9247c34b8… |
| 204.239.224.0 – 204.239.231.255 | 2,048 | CA |
allocated | 1995-02-01 | 885134094526… |
| 204.239.232.0 – 204.239.235.255 | 1,024 | CA |
allocated | 1995-02-01 | 5f2adf8f7d16… |
| 204.239.236.0 – 204.239.236.255 | 256 | CA |
allocated | 1995-02-01 | 5f2adf8f7d16… |
| 204.239.237.0 – 204.239.237.255 | 256 | CA |
allocated | 1995-02-01 | 017573aeb9a0… |
| 204.239.238.0 – 204.239.238.255 | 256 | CA |
allocated | 1995-02-01 | 838e90201527… |
| 204.239.239.0 – 204.239.239.255 | 256 | CA |
allocated | 1995-02-01 | 597ddb94aa96… |
| 204.239.240.0 – 204.239.240.255 | 256 | CA |
allocated | 1995-02-01 | c6875517c5af… |
| 204.239.241.0 – 204.239.241.255 | 256 | CA |
allocated | 1995-02-01 | a11be746d8ab… |
| 204.239.242.0 – 204.239.242.255 | 256 | CA |
allocated | 1995-02-01 | 026f83ba29fa… |
| 204.239.243.0 – 204.239.243.255 | 256 | CA |
allocated | 1995-02-01 | 85c2c6505320… |
| 204.239.244.0 – 204.239.244.255 | 256 | CA |
allocated | 1995-02-01 | 2fcf0fcfa67c… |
| 204.239.245.0 – 204.239.245.255 | 256 | CA |
allocated | 1995-02-01 | ddd208e3d52d… |
| 204.239.246.0 – 204.239.247.255 | 512 | CA |
allocated | 1995-02-01 | 41bbb88a08a1… |
| 204.239.248.0 – 204.239.251.255 | 1,024 | CA |
allocated | 1995-02-01 | f61196355c8f… |
| 204.239.252.0 – 204.239.253.255 | 512 | CA |
allocated | 1995-02-01 | f61196355c8f… |
| 204.239.254.0 – 204.239.254.255 | 256 | CA |
allocated | 1995-02-01 | b8b72900ef4c… |
| 204.247.0.0 – 204.247.255.255 | 65,536 |  US |
allocated | 1995-02-01 | 9f14454567a6… |
| 204.248.0.0 – 204.251.255.255 | 262,144 | US |
allocated | 1995-02-01 | 37fe01d6d027… |
| 204.252.0.0 – 204.255.255.255 | 262,144 | US |
allocated | 1995-02-01 | e220ed812a4c… |
| 205.118.0.0 – 205.119.255.255 | 131,072 | US |
allocated | 1995-02-01 | 2e031c0ba683… |
| 205.120.0.0 – 205.127.255.255 | 524,288 | US |
allocated | 1995-02-01 | 2e031c0ba683… |
| 199.233.64.0 – 199.233.64.255 | 256 | US |
allocated | 1995-01-31 | ea6957094a7e… |
| 199.233.65.0 – 199.233.65.255 | 256 | US |
allocated | 1995-01-31 | 72a92ae9c1d1… |
| 199.233.66.0 – 199.233.66.255 | 256 | US |
allocated | 1995-01-31 | 52c0fc77f3cb… |
| 199.233.67.0 – 199.233.67.255 | 256 | US |
allocated | 1995-01-31 | 3ecd5b1d04a5… |
| 199.233.69.0 – 199.233.69.255 | 256 | US |
allocated | 1995-01-31 | f596bf739141… |
| 199.233.70.0 – 199.233.70.255 | 256 | US |
allocated | 1995-01-31 | ca54febb22b1… |
| 199.233.71.0 – 199.233.71.255 | 256 | US |
allocated | 1995-01-31 | cb1db367413e… |
| 199.233.72.0 – 199.233.72.255 | 256 | US |
allocated | 1995-01-31 | 0bd3aaa1c732… |
| 199.233.73.0 – 199.233.73.255 | 256 | US |
allocated | 1995-01-31 | ce6b3aaf8d6a… |
| 204.89.249.0 – 204.89.249.255 | 256 | US |
allocated | 1995-01-31 | a55f130591c3… |
| 204.145.255.0 – 204.145.255.255 | 256 | US |
allocated | 1995-01-31 | c5d99e797ecb… |
| 141.177.0.0 – 141.177.255.255 | 65,536 | US |
allocated | 1995-01-30 | 08a7b1ea5f93… |
| 170.211.0.0 – 170.211.255.255 | 65,536 | US |
allocated | 1995-01-30 | f5663bf06629… |
| 199.253.176.0 – 199.253.179.255 | 1,024 | US |
allocated | 1995-01-30 | b55a67adc8f0… |
| 199.253.180.0 – 199.253.180.255 | 256 | US |
allocated | 1995-01-30 | b55a67adc8f0… |
| 204.58.172.0 – 204.58.175.255 | 1,024 | US |
allocated | 1995-01-30 | e05cd7cfa693… |
| 204.87.204.0 – 204.87.204.255 | 256 | US |
allocated | 1995-01-30 | 6d7af427c287… |
| 204.87.207.0 – 204.87.207.255 | 256 | US |
allocated | 1995-01-30 | 6d181216383c… |
| 204.87.208.0 – 204.87.208.255 | 256 | US |
allocated | 1995-01-30 | 6a2bec1ff1c3… |
| 204.87.209.0 – 204.87.209.255 | 256 | US |
allocated | 1995-01-30 | a2151e2e8e1a… |
| 204.87.210.0 – 204.87.210.255 | 256 | US |
allocated | 1995-01-30 | d681c2f0f261… |
| 204.87.211.0 – 204.87.211.255 | 256 | US |
allocated | 1995-01-30 | 1710c052ab15… |
| 204.87.212.0 – 204.87.212.255 | 256 | US |
allocated | 1995-01-30 | 3565847447e6… |
| 204.87.213.0 – 204.87.213.255 | 256 | US |
allocated | 1995-01-30 | d7bb66bf7237… |
| 204.87.214.0 – 204.87.214.255 | 256 | US |
allocated | 1995-01-30 | 0bdbb2c32552… |
| 204.87.215.0 – 204.87.215.255 | 256 | US |
allocated | 1995-01-30 | 936b7e34648d… |
| 204.126.164.0 – 204.126.165.255 | 512 | US |
allocated | 1995-01-30 | 6d6d4b7aa97c… |
| 204.126.166.0 – 204.126.167.255 | 512 | US |
allocated | 1995-01-30 | 7002c03c4fca… |
| 204.126.170.0 – 204.126.171.255 | 512 | US |
allocated | 1995-01-30 | 4341a1dc732b… |
| 204.126.172.0 – 204.126.173.255 | 512 | US |
allocated | 1995-01-30 | c09a4812c1be… |
| 204.145.252.0 – 204.145.253.255 | 512 | US |
allocated | 1995-01-30 | 4e4147677985… |
| 204.145.254.0 – 204.145.254.255 | 256 | US |
allocated | 1995-01-30 | 4e4147677985… |
| 192.103.5.0 – 192.103.5.255 | 256 | US |
allocated | 1995-01-27 | 2297c9d34c25… |
| 204.58.156.0 – 204.58.159.255 | 1,024 | US |
allocated | 1995-01-27 | e70b407326ed… |
| 204.58.160.0 – 204.58.167.255 | 2,048 | US |
allocated | 1995-01-27 | e70b407326ed… |
| 204.58.168.0 – 204.58.171.255 | 1,024 | US |
allocated | 1995-01-27 | 9b4fa795f4d6… |
| 204.126.158.0 – 204.126.159.255 | 512 | US |
allocated | 1995-01-27 | 17c6f8bef293… |
| 204.126.162.0 – 204.126.163.255 | 512 | US |
allocated | 1995-01-27 | 6dbcac1e5b3d… |
| 204.145.250.0 – 204.145.250.255 | 256 | US |
allocated | 1995-01-27 | 92dcec6a054c… |
| 204.145.251.0 – 204.145.251.255 | 256 | US |
allocated | 1995-01-27 | d538268083a4… |
| 149.37.0.0 – 149.37.255.255 | 65,536 | US |
allocated | 1995-01-26 | 641ebed6e7d0… |
| 192.122.212.0 – 192.122.212.255 | 256 | US |
allocated | 1995-01-26 | cdb7d42057bd… |
| 199.253.168.0 – 199.253.175.255 | 2,048 | US |
allocated | 1995-01-26 | 84cb3fd36edc… |
| 204.61.208.0 – 204.61.215.255 | 2,048 | US |
allocated | 1995-01-26 | cbe98e0e3a86… |
| 204.61.216.0 – 204.61.217.255 | 512 | US |
allocated | 1995-01-26 | cbe98e0e3a86… |
| 204.87.187.0 – 204.87.187.255 | 256 | US |
allocated | 1995-01-26 | fa3cd124490c… |
| 204.87.188.0 – 204.87.188.255 | 256 | US |
allocated | 1995-01-26 | d42cf92d868a… |
| 204.87.190.0 – 204.87.190.255 | 256 | US |
allocated | 1995-01-26 | 0346ce0cee4b… |
| 204.87.191.0 – 204.87.191.255 | 256 | US |
allocated | 1995-01-26 | 59f5ae1bc75b… |
| 204.87.192.0 – 204.87.192.255 | 256 | US |
allocated | 1995-01-26 | de88bcf78e11… |
| 204.87.193.0 – 204.87.193.255 | 256 | US |
allocated | 1995-01-26 | df72759c8339… |
| 204.87.195.0 – 204.87.195.255 | 256 | US |
allocated | 1995-01-26 | 95ccc17a0f4a… |
| 204.87.196.0 – 204.87.196.255 | 256 | US |
allocated | 1995-01-26 | c52a2490746a… |
| 204.87.197.0 – 204.87.197.255 | 256 | US |
allocated | 1995-01-26 | 28febc55c026… |
| 204.87.198.0 – 204.87.198.255 | 256 | US |
allocated | 1995-01-26 | dec7dafc616d… |
| 204.87.199.0 – 204.87.199.255 | 256 | US |
allocated | 1995-01-26 | 1d2b7a7b7974… |
| 204.87.200.0 – 204.87.200.255 | 256 | US |
allocated | 1995-01-26 | 2dc2ebc085a0… |
| 204.87.201.0 – 204.87.201.255 | 256 | US |
allocated | 1995-01-26 | 674bd4fc7025… |
| 204.87.202.0 – 204.87.202.255 | 256 | US |
allocated | 1995-01-26 | 0fab156eb71f… |
| 204.126.154.0 – 204.126.155.255 | 512 | US |
allocated | 1995-01-26 | fb9e0b83129d… |
| 149.125.0.0 – 149.125.255.255 | 65,536 | US |
allocated | 1995-01-25 | 14ebd7b9cab9… |
| 204.80.172.0 – 204.80.172.255 | 256 | US |
allocated | 1995-01-25 | 06843c1dea90… |
| 204.80.173.0 – 204.80.173.255 | 256 | US |
allocated | 1995-01-25 | 1995cfaeca70… |
| 204.80.174.0 – 204.80.174.255 | 256 | US |
allocated | 1995-01-25 | a6c5bd3c8b52… |
| 204.80.175.0 – 204.80.175.255 | 256 | US |
allocated | 1995-01-25 | dd50688e94c3… |
| 204.80.176.0 – 204.80.176.255 | 256 | US |
allocated | 1995-01-25 | ee70ec922f5c… |
| 204.80.177.0 – 204.80.177.255 | 256 | US |
allocated | 1995-01-25 | d9a758db2898… |