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 |
|---|---|---|---|---|---|
| 199.254.204.0 – 199.254.204.255 | 256 |  US |
allocated | 1994-10-26 | dbe2371b072c… |
| 199.254.205.0 – 199.254.205.255 | 256 | US |
allocated | 1994-10-26 | 3ccee0257388… |
| 199.254.206.0 – 199.254.206.255 | 256 | US |
allocated | 1994-10-26 | 73509ef69ba9… |
| 204.69.64.0 – 204.69.127.255 | 16,384 | US |
allocated | 1994-10-26 | cfbca700c855… |
| 204.74.64.0 – 204.74.65.255 | 512 | US |
allocated | 1994-10-26 | e8084f776cf1… |
| 204.74.68.0 – 204.74.71.255 | 1,024 | US |
allocated | 1994-10-26 | e8084f776cf1… |
| 204.74.72.0 – 204.74.72.255 | 256 | US |
allocated | 1994-10-26 | e8084f776cf1… |
| 204.74.75.0 – 204.74.75.255 | 256 | US |
allocated | 1994-10-26 | e8084f776cf1… |
| 204.74.76.0 – 204.74.77.255 | 512 | US |
allocated | 1994-10-26 | e8084f776cf1… |
| 204.74.78.0 – 204.74.78.255 | 256 | US |
allocated | 1994-10-26 | e8084f776cf1… |
| 204.74.81.0 – 204.74.81.255 | 256 | US |
allocated | 1994-10-26 | abe0e20af900… |
| 204.74.82.0 – 204.74.83.255 | 512 | US |
allocated | 1994-10-26 | abe0e20af900… |
| 204.74.84.0 – 204.74.87.255 | 1,024 | US |
allocated | 1994-10-26 | abe0e20af900… |
| 204.74.88.0 – 204.74.95.255 | 2,048 | US |
allocated | 1994-10-26 | abe0e20af900… |
| 204.74.96.0 – 204.74.97.255 | 512 | US |
allocated | 1994-10-26 | abe0e20af900… |
| 204.74.98.0 – 204.74.98.255 | 256 | US |
allocated | 1994-10-26 | abe0e20af900… |
| 204.74.116.0 – 204.74.119.255 | 1,024 | US |
allocated | 1994-10-26 | abe0e20af900… |
| 204.74.123.0 – 204.74.123.255 | 256 | US |
allocated | 1994-10-26 | abe0e20af900… |
| 204.74.124.0 – 204.74.125.255 | 512 | US |
allocated | 1994-10-26 | abe0e20af900… |
| 204.74.126.0 – 204.74.126.255 | 256 | US |
allocated | 1994-10-26 | abe0e20af900… |
| 204.74.127.0 – 204.74.127.255 | 256 | US |
allocated | 1994-10-26 | e8084f776cf1… |
| 204.86.96.0 – 204.86.103.255 | 2,048 | US |
allocated | 1994-10-26 | f9cc2300b42c… |
| 204.107.172.0 – 204.107.172.255 | 256 | US |
allocated | 1994-10-26 | dbe4d6907c01… |
| 204.107.173.0 – 204.107.173.255 | 256 | US |
allocated | 1994-10-26 | ba13069990e6… |
| 204.107.176.0 – 204.107.176.255 | 256 | US |
allocated | 1994-10-26 | 1d08fe8c7e84… |
| 204.107.177.0 – 204.107.177.255 | 256 | US |
allocated | 1994-10-26 | 490fcea5184c… |
| 204.107.179.0 – 204.107.179.255 | 256 | US |
allocated | 1994-10-26 | f056ca35a840… |
| 204.107.180.0 – 204.107.180.255 | 256 | US |
allocated | 1994-10-26 | 846afb2e3b4c… |
| 204.107.181.0 – 204.107.181.255 | 256 | US |
allocated | 1994-10-26 | 6627034b3b8b… |
| 204.107.182.0 – 204.107.182.255 | 256 | US |
allocated | 1994-10-26 | 1845f7cf5a1c… |
| 204.107.183.0 – 204.107.183.255 | 256 | US |
allocated | 1994-10-26 | 429e9b0cff4b… |
| 204.107.184.0 – 204.107.184.255 | 256 | US |
allocated | 1994-10-26 | b8cab65ae58b… |
| 204.107.185.0 – 204.107.185.255 | 256 | US |
allocated | 1994-10-26 | 97c8b952b3be… |
| 204.114.128.0 – 204.114.255.255 | 32,768 | US |
allocated | 1994-10-26 | 39f75bb359c4… |
| 204.115.232.0 – 204.115.239.255 | 2,048 | US |
allocated | 1994-10-26 | 1c4c6b568968… |
| 204.115.240.0 – 204.115.247.255 | 2,048 | US |
allocated | 1994-10-26 | 214cff22137b… |
| 204.115.248.0 – 204.115.251.255 | 1,024 | US |
allocated | 1994-10-26 | 3dc82bc9c997… |
| 204.124.132.0 – 204.124.135.255 | 1,024 | US |
allocated | 1994-10-26 | 9862e2e930b8… |
| 204.124.136.0 – 204.124.139.255 | 1,024 | US |
allocated | 1994-10-26 | 5ff8bbfe998b… |
| 204.126.64.0 – 204.126.65.255 | 512 | US |
allocated | 1994-10-26 | 1b681ad1defd… |
| 204.126.66.0 – 204.126.67.255 | 512 | US |
allocated | 1994-10-26 | 033cc314afa6… |
| 204.126.68.0 – 204.126.69.255 | 512 | US |
allocated | 1994-10-26 | 2305910a1604… |
| 204.126.72.0 – 204.126.72.255 | 256 | US |
allocated | 1994-10-26 | be87a6f57401… |
| 204.154.160.0 – 204.154.167.255 | 2,048 | US |
allocated | 1994-10-26 | d5ad72bf819c… |
| 204.156.128.0 – 204.156.159.255 | 8,192 | US |
allocated | 1994-10-26 | 9f14454567a6… |
| 204.175.0.0 – 204.175.255.255 | 65,536 | US |
allocated | 1994-10-26 | e220ed812a4c… |
| 168.254.0.0 – 168.254.255.255 | 65,536 | US |
allocated | 1994-10-25 | b92661d4366b… |
| 198.200.147.0 – 198.200.147.255 | 256 | US |
allocated | 1994-10-25 | a140e131c3f7… |
| 198.203.44.0 – 198.203.47.255 | 1,024 | US |
allocated | 1994-10-25 | bd58d0d4ba37… |
| 198.203.48.0 – 198.203.63.255 | 4,096 | US |
allocated | 1994-10-25 | bd58d0d4ba37… |
| 199.254.193.0 – 199.254.193.255 | 256 | US |
allocated | 1994-10-25 | 396c94b154c3… |
| 199.254.194.0 – 199.254.194.255 | 256 | US |
allocated | 1994-10-25 | 410d4b6b69f2… |
| 199.254.195.0 – 199.254.195.255 | 256 | US |
allocated | 1994-10-25 | c6c5f36160e5… |
| 199.254.196.0 – 199.254.196.255 | 256 | US |
allocated | 1994-10-25 | 657139a20f56… |
| 199.254.197.0 – 199.254.197.255 | 256 | US |
allocated | 1994-10-25 | c8f3675f73f0… |
| 204.107.171.0 – 204.107.171.255 | 256 | US |
allocated | 1994-10-25 | d8614c1a9907… |
| 204.115.216.0 – 204.115.223.255 | 2,048 | US |
allocated | 1994-10-25 | 7662e244314b… |
| 204.126.28.0 – 204.126.29.255 | 512 | US |
allocated | 1994-10-25 | c79a57c11e4d… |
| 204.126.30.0 – 204.126.31.255 | 512 | US |
allocated | 1994-10-25 | 881823f9ec71… |
| 204.126.62.0 – 204.126.63.255 | 512 | US |
allocated | 1994-10-25 | 6d8e87b2e81c… |
| 204.154.128.0 – 204.154.135.255 | 2,048 | US |
allocated | 1994-10-25 | ec243b36fc4f… |
| 204.154.136.0 – 204.154.139.255 | 1,024 | US |
allocated | 1994-10-25 | d9f808fb2255… |
| 204.154.140.0 – 204.154.140.255 | 256 | US |
allocated | 1994-10-25 | d9f808fb2255… |
| 204.154.144.0 – 204.154.147.255 | 1,024 | US |
allocated | 1994-10-25 | 00f86fea9daa… |
| 204.154.148.0 – 204.154.149.255 | 512 | US |
allocated | 1994-10-25 | 00f86fea9daa… |
| 204.154.150.0 – 204.154.150.255 | 256 | US |
allocated | 1994-10-25 | 00f86fea9daa… |
| 204.155.128.0 – 204.155.143.255 | 4,096 | US |
allocated | 1994-10-25 | 539708cbf3b2… |
| 192.69.112.0 – 192.69.112.255 | 256 | US |
allocated | 1994-10-24 | 77f96ef9f67e… |
| 192.81.166.0 – 192.81.166.255 | 256 | US |
allocated | 1994-10-24 | fb98605e8103… |
| 199.254.179.0 – 199.254.179.255 | 256 | US |
allocated | 1994-10-24 | f059cd052d29… |
| 199.254.180.0 – 199.254.180.255 | 256 | US |
allocated | 1994-10-24 | b2a2bcf731ab… |
| 199.254.181.0 – 199.254.181.255 | 256 | US |
allocated | 1994-10-24 | 27e674f00929… |
| 199.254.182.0 – 199.254.182.255 | 256 | US |
allocated | 1994-10-24 | b2801e377515… |
| 199.254.183.0 – 199.254.183.255 | 256 | US |
allocated | 1994-10-24 | b3a82770035e… |
| 199.254.184.0 – 199.254.184.255 | 256 | US |
allocated | 1994-10-24 | 449b4879f77b… |
| 199.254.185.0 – 199.254.185.255 | 256 | US |
allocated | 1994-10-24 | 88e3e8040c7c… |
| 199.254.186.0 – 199.254.186.255 | 256 | US |
allocated | 1994-10-24 | 2101389c8eac… |
| 199.254.187.0 – 199.254.187.255 | 256 | US |
allocated | 1994-10-24 | cae850d4876c… |
| 199.254.188.0 – 199.254.188.255 | 256 | US |
allocated | 1994-10-24 | dd00f541825f… |
| 199.254.189.0 – 199.254.189.255 | 256 | US |
allocated | 1994-10-24 | 96b16fdd8d3e… |
| 199.254.190.0 – 199.254.190.255 | 256 | US |
allocated | 1994-10-24 | 504780c21070… |
| 199.254.191.0 – 199.254.191.255 | 256 | US |
allocated | 1994-10-24 | de0aca98e3c2… |
| 199.254.192.0 – 199.254.192.255 | 256 | US |
allocated | 1994-10-24 | 2fe4d4b4ccf8… |
| 204.76.64.0 – 204.76.127.255 | 16,384 | US |
allocated | 1994-10-24 | 88101a316491… |
| 204.107.150.0 – 204.107.150.255 | 256 | US |
allocated | 1994-10-24 | e99bd82406e1… |
| 204.107.152.0 – 204.107.152.255 | 256 | US |
allocated | 1994-10-24 | 02dd9f292f6b… |
| 204.107.153.0 – 204.107.153.255 | 256 |  CA |
allocated | 1994-10-24 | 0947d5738b9d… |
| 204.107.155.0 – 204.107.155.255 | 256 | US |
allocated | 1994-10-24 | 2b58a0f2979a… |
| 204.107.156.0 – 204.107.156.255 | 256 | US |
allocated | 1994-10-24 | a714a04be1a1… |
| 204.107.157.0 – 204.107.157.255 | 256 | US |
allocated | 1994-10-24 | 561013393dbc… |
| 204.107.158.0 – 204.107.158.255 | 256 | US |
allocated | 1994-10-24 | b522e717bc5d… |
| 204.107.159.0 – 204.107.159.255 | 256 | US |
allocated | 1994-10-24 | e630d7b94dcd… |
| 204.107.160.0 – 204.107.160.255 | 256 | US |
allocated | 1994-10-24 | 8cbe74cb21e9… |
| 204.107.161.0 – 204.107.161.255 | 256 | US |
allocated | 1994-10-24 | 5ccf75af5320… |
| 204.107.162.0 – 204.107.162.255 | 256 | US |
allocated | 1994-10-24 | 3a34a2640abc… |
| 204.107.163.0 – 204.107.163.255 | 256 | US |
allocated | 1994-10-24 | 0f156ee46593… |
| 204.107.164.0 – 204.107.164.255 | 256 | US |
allocated | 1994-10-24 | 79ae601f0ae0… |
| 204.107.165.0 – 204.107.165.255 | 256 | US |
allocated | 1994-10-24 | c9cb19b8dce0… |
| 204.107.166.0 – 204.107.166.255 | 256 | US |
allocated | 1994-10-24 | 171acbb75cb0… |
| 204.107.167.0 – 204.107.167.255 | 256 | US |
allocated | 1994-10-24 | 267b3b550c47… |