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
1,645,629,184
📦
IPv4 networks
76,691
delegated blocks
🧭
IPv6 networks
11,348
delegated blocks
🔗
Autonomous systems
34,039
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 158.104.0.0 – 158.104.255.255 | 65,536 |  US |
allocated | 1992-02-25 | 7c4a308e06a5… |
| 158.107.0.0 – 158.107.255.255 | 65,536 | US |
allocated | 1992-02-25 | 5f9cd83fd4f7… |
| 158.111.0.0 – 158.111.255.255 | 65,536 | US |
allocated | 1992-02-25 | 0182fba7ae03… |
| 159.14.0.0 – 159.14.255.255 | 65,536 | US |
allocated | 1992-02-25 | b15e1a567642… |
| 192.136.130.0 – 192.136.130.255 | 256 | US |
allocated | 1992-02-25 | 45fe880b68a8… |
| 192.147.242.0 – 192.147.242.255 | 256 | US |
allocated | 1992-02-25 | e1a2cd360590… |
| 192.147.243.0 – 192.147.243.255 | 256 | US |
allocated | 1992-02-25 | e1a2cd360590… |
| 192.147.244.0 – 192.147.244.255 | 256 | US |
allocated | 1992-02-25 | e1a2cd360590… |
| 192.147.245.0 – 192.147.245.255 | 256 | US |
allocated | 1992-02-25 | c674500cf718… |
| 192.147.248.0 – 192.147.248.255 | 256 | US |
allocated | 1992-02-25 | 741de9d75b05… |
| 192.147.249.0 – 192.147.249.255 | 256 | US |
allocated | 1992-02-25 | e46a45000aac… |
| 192.147.252.0 – 192.147.252.255 | 256 | US |
allocated | 1992-02-25 | 0aeb25a682e2… |
| 192.147.254.0 – 192.147.254.255 | 256 | US |
allocated | 1992-02-25 | 4740f0b69b8e… |
| 192.148.93.0 – 192.148.93.255 | 256 | US |
allocated | 1992-02-25 | c7d472fb172e… |
| 192.148.94.0 – 192.148.94.255 | 256 | US |
allocated | 1992-02-25 | c7d472fb172e… |
| 192.148.95.0 – 192.148.95.255 | 256 | US |
allocated | 1992-02-25 | c7d472fb172e… |
| 192.148.96.0 – 192.148.96.255 | 256 | US |
allocated | 1992-02-25 | c7d472fb172e… |
| 192.148.97.0 – 192.148.97.255 | 256 | US |
allocated | 1992-02-25 | c7d472fb172e… |
| 192.148.98.0 – 192.148.98.255 | 256 | US |
allocated | 1992-02-25 | c7d472fb172e… |
| 192.148.99.0 – 192.148.99.255 | 256 | US |
allocated | 1992-02-25 | c7d472fb172e… |
| 192.148.100.0 – 192.148.100.255 | 256 | US |
allocated | 1992-02-25 | c7d472fb172e… |
| 192.148.101.0 – 192.148.101.255 | 256 | US |
allocated | 1992-02-25 | c7d472fb172e… |
| 192.148.102.0 – 192.148.102.255 | 256 | US |
allocated | 1992-02-25 | c7d472fb172e… |
| 192.149.26.0 – 192.149.26.255 | 256 | US |
allocated | 1992-02-25 | b937c22d3156… |
| 159.10.0.0 – 159.10.255.255 | 65,536 | US |
allocated | 1992-02-24 | 9e9028a51969… |
| 192.147.238.0 – 192.147.238.255 | 256 | US |
allocated | 1992-02-24 | 0ac26b05019f… |
| 192.147.239.0 – 192.147.239.255 | 256 | US |
allocated | 1992-02-24 | 8902a8b31aaf… |
| 192.147.240.0 – 192.147.240.255 | 256 | US |
allocated | 1992-02-24 | a4f9c753d628… |
| 192.149.16.0 – 192.149.16.255 | 256 | US |
allocated | 1992-02-24 | 5e7685b67be6… |
| 192.149.18.0 – 192.149.18.255 | 256 | US |
allocated | 1992-02-24 | 33a3abb0643a… |
| 192.149.21.0 – 192.149.21.255 | 256 | US |
allocated | 1992-02-24 | 94482a68664c… |
| 192.149.25.0 – 192.149.25.255 | 256 | US |
allocated | 1992-02-24 | bc16c558b479… |
| 199.10.194.0 – 199.10.194.255 | 256 | US |
allocated | 1992-02-24 | 45fe880b68a8… |
| 142.98.0.0 – 142.98.255.255 | 65,536 |  CA |
allocated | 1992-02-21 | 84344661f626… |
| 158.98.0.0 – 158.98.255.255 | 65,536 | US |
allocated | 1992-02-21 | 31caea8da158… |
| 159.1.0.0 – 159.1.255.255 | 65,536 | US |
allocated | 1992-02-21 | 4f5a737563ea… |
| 159.3.0.0 – 159.3.255.255 | 65,536 | US |
allocated | 1992-02-21 | 75225b1baa83… |
| 159.5.0.0 – 159.5.255.255 | 65,536 | US |
allocated | 1992-02-21 | 2c8b166870cf… |
| 159.6.0.0 – 159.6.255.255 | 65,536 | CA |
allocated | 1992-02-21 | 06eca65634b0… |
| 159.9.0.0 – 159.9.255.255 | 65,536 | US |
allocated | 1992-02-21 | addf9f2e5962… |
| 159.40.0.0 – 159.40.255.255 | 65,536 | US |
allocated | 1992-02-21 | e220ed812a4c… |
| 192.147.237.0 – 192.147.237.255 | 256 | US |
allocated | 1992-02-21 | 45fe880b68a8… |
| 192.149.1.0 – 192.149.1.255 | 256 | US |
allocated | 1992-02-21 | 1c8ebd85b24c… |
| 192.149.2.0 – 192.149.2.255 | 256 | US |
allocated | 1992-02-21 | decb48499fa3… |
| 192.149.4.0 – 192.149.4.255 | 256 | US |
allocated | 1992-02-21 | 07f3fbc6f5df… |
| 192.149.6.0 – 192.149.6.255 | 256 | US |
allocated | 1992-02-21 | 45fe880b68a8… |
| 192.149.7.0 – 192.149.7.255 | 256 | US |
allocated | 1992-02-21 | 45fe880b68a8… |
| 192.149.11.0 – 192.149.11.255 | 256 | US |
allocated | 1992-02-21 | 7a1a0925a961… |
| 192.149.12.0 – 192.149.12.255 | 256 | US |
allocated | 1992-02-21 | 74b174abc06e… |
| 192.149.13.0 – 192.149.13.255 | 256 | US |
allocated | 1992-02-21 | 0916f907d402… |
| 192.149.14.0 – 192.149.14.255 | 256 | US |
allocated | 1992-02-21 | f82a70460808… |
| 158.91.0.0 – 158.91.255.255 | 65,536 | US |
allocated | 1992-02-20 | 9c0ec6bfdae0… |
| 158.93.0.0 – 158.93.255.255 | 65,536 | US |
allocated | 1992-02-20 | b6d9bd0eab02… |
| 192.147.229.0 – 192.147.229.255 | 256 | US |
allocated | 1992-02-20 | 95f348a5f922… |
| 192.147.230.0 – 192.147.230.255 | 256 | US |
allocated | 1992-02-20 | bc21e6484530… |
| 192.147.233.0 – 192.147.233.255 | 256 | US |
allocated | 1992-02-20 | e43f12c6ea05… |
| 192.147.234.0 – 192.147.234.255 | 256 | US |
allocated | 1992-02-20 | d98d224083ee… |
| 192.147.236.0 – 192.147.236.255 | 256 | US |
allocated | 1992-02-20 | 91f4d95d1f43… |
| 192.150.121.0 – 192.150.121.255 | 256 | US |
allocated | 1992-02-20 | 67235296aca9… |
| 158.83.0.0 – 158.83.255.255 | 65,536 | US |
allocated | 1992-02-19 | cf85496659ad… |
| 158.84.0.0 – 158.84.255.255 | 65,536 | US |
allocated | 1992-02-19 | ab226dc561ca… |
| 158.85.0.0 – 158.85.255.255 | 65,536 | US |
allocated | 1992-02-19 | 5dba07179e25… |
| 158.86.0.0 – 158.86.255.255 | 65,536 | US |
allocated | 1992-02-19 | 31caea8da158… |
| 158.87.0.0 – 158.87.255.255 | 65,536 | US |
allocated | 1992-02-19 | 31caea8da158… |
| 158.88.0.0 – 158.88.255.255 | 65,536 | US |
allocated | 1992-02-19 | 31caea8da158… |
| 192.139.22.0 – 192.139.22.255 | 256 | CA |
allocated | 1992-02-19 | 2bdd79fd7a20… |
| 192.139.24.0 – 192.139.24.255 | 256 | CA |
allocated | 1992-02-19 | ae5ce018a2d2… |
| 192.147.75.0 – 192.147.75.255 | 256 | US |
allocated | 1992-02-19 | 89e1bcf9700f… |
| 192.147.225.0 – 192.147.225.255 | 256 | US |
allocated | 1992-02-19 | 2166c685afa7… |
| 192.147.226.0 – 192.147.226.255 | 256 | US |
allocated | 1992-02-19 | 519782ec7cea… |
| 192.147.227.0 – 192.147.227.255 | 256 | US |
allocated | 1992-02-19 | ac3b20cf9c9c… |
| 192.148.0.0 – 192.148.31.255 | 8,192 | US |
allocated | 1992-02-19 | 01ded2cfbf92… |
| 192.148.32.0 – 192.148.32.255 | 256 | US |
allocated | 1992-02-19 | 01ded2cfbf92… |
| 158.80.192.0 – 158.80.223.255 | 8,192 | US |
allocated | 1992-02-18 | 1193c221e02b… |
| 158.81.0.0 – 158.81.127.255 | 32,768 | US |
allocated | 1992-02-18 | 19979726449e… |
| 158.81.128.0 – 158.81.191.255 | 16,384 | US |
allocated | 1992-02-18 | 936d9c8f99d9… |
| 158.81.192.0 – 158.81.255.255 | 16,384 | US |
allocated | 1992-02-18 | 936d9c8f99d9… |
| 192.139.23.0 – 192.139.23.255 | 256 | CA |
allocated | 1992-02-18 | bb56e196df18… |
| 192.147.211.0 – 192.147.211.255 | 256 | US |
allocated | 1992-02-17 | 3437416a6bf6… |
| 192.147.213.0 – 192.147.213.255 | 256 | CA |
allocated | 1992-02-17 | 7de51f8320f6… |
| 192.147.214.0 – 192.147.214.255 | 256 | US |
allocated | 1992-02-17 | 7347b13c724c… |
| 158.76.0.0 – 158.76.255.255 | 65,536 | US |
allocated | 1992-02-16 | 8d307ce9451c… |
| 158.77.0.0 – 158.77.255.255 | 65,536 | US |
allocated | 1992-02-16 | 8d307ce9451c… |
| 158.78.0.0 – 158.78.255.255 | 65,536 | US |
allocated | 1992-02-16 | 8d307ce9451c… |
| 192.147.159.0 – 192.147.159.255 | 256 | US |
allocated | 1992-02-16 | 011ede10dbdf… |
| 192.147.160.0 – 192.147.167.255 | 2,048 | US |
allocated | 1992-02-16 | 9f14454567a6… |
| 192.147.168.0 – 192.147.168.255 | 256 | US |
allocated | 1992-02-16 | 9f14454567a6… |
| 192.147.171.0 – 192.147.171.255 | 256 | US |
allocated | 1992-02-16 | 9f14454567a6… |
| 192.147.172.0 – 192.147.172.255 | 256 | US |
allocated | 1992-02-16 | 09f3e7b2434c… |
| 192.147.173.0 – 192.147.173.255 | 256 | US |
allocated | 1992-02-16 | 09f3e7b2434c… |
| 192.147.174.0 – 192.147.175.255 | 512 | US |
allocated | 1992-02-16 | 9f14454567a6… |
| 192.147.176.0 – 192.147.179.255 | 1,024 | US |
allocated | 1992-02-16 | 9f14454567a6… |
| 192.147.180.0 – 192.147.180.255 | 256 | US |
allocated | 1992-02-16 | 0596821a6910… |
| 192.147.181.0 – 192.147.181.255 | 256 | US |
allocated | 1992-02-16 | 0596821a6910… |
| 192.147.182.0 – 192.147.182.255 | 256 | US |
allocated | 1992-02-16 | 0596821a6910… |
| 192.147.183.0 – 192.147.183.255 | 256 | US |
allocated | 1992-02-16 | 0596821a6910… |
| 192.147.184.0 – 192.147.184.255 | 256 | US |
allocated | 1992-02-16 | 0596821a6910… |
| 192.147.185.0 – 192.147.185.255 | 256 | US |
allocated | 1992-02-16 | 0596821a6910… |
| 192.147.186.0 – 192.147.186.255 | 256 | US |
allocated | 1992-02-16 | 0596821a6910… |
| 192.147.187.0 – 192.147.187.255 | 256 | US |
allocated | 1992-02-16 | 0596821a6910… |