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 |
|---|---|---|---|---|---|
| 192.147.40.0 – 192.147.40.255 | 256 |  US |
allocated | 1992-02-12 | b597c3389d97… |
| 192.147.41.0 – 192.147.41.255 | 256 | US |
allocated | 1992-02-12 | 802de13cdca9… |
| 192.147.43.0 – 192.147.43.255 | 256 | US |
allocated | 1992-02-12 | 45fe880b68a8… |
| 192.147.44.0 – 192.147.44.255 | 256 | US |
allocated | 1992-02-12 | 0e2001c88fec… |
| 192.147.45.0 – 192.147.45.255 | 256 | US |
allocated | 1992-02-12 | e220ed812a4c… |
| 192.147.46.0 – 192.147.46.255 | 256 | US |
allocated | 1992-02-12 | 8dcca3837f9f… |
| 192.147.25.0 – 192.147.25.255 | 256 | US |
allocated | 1992-02-10 | abdedfb6b597… |
| 192.147.26.0 – 192.147.26.255 | 256 | US |
allocated | 1992-02-10 | 28bef9cf7e9c… |
| 192.147.27.0 – 192.147.27.255 | 256 | US |
allocated | 1992-02-10 | 4e71aaf30bc7… |
| 157.254.0.0 – 157.254.255.255 | 65,536 | US |
allocated | 1992-02-08 | 838ab83344cb… |
| 192.146.235.0 – 192.146.235.255 | 256 | US |
allocated | 1992-02-08 | 8439def80908… |
| 192.146.236.0 – 192.146.236.255 | 256 | US |
allocated | 1992-02-08 | 8439def80908… |
| 192.146.240.0 – 192.146.240.255 | 256 | US |
allocated | 1992-02-08 | 82362554a370… |
| 192.146.241.0 – 192.146.241.255 | 256 | US |
allocated | 1992-02-08 | 6d8c4d1bd0d2… |
| 192.146.245.0 – 192.146.245.255 | 256 | US |
allocated | 1992-02-08 | 645dd10ddd94… |
| 192.146.246.0 – 192.146.246.255 | 256 | US |
allocated | 1992-02-08 | 645dd10ddd94… |
| 192.146.247.0 – 192.146.247.255 | 256 | US |
allocated | 1992-02-08 | 645dd10ddd94… |
| 192.146.248.0 – 192.146.248.255 | 256 | US |
allocated | 1992-02-08 | 645dd10ddd94… |
| 192.146.249.0 – 192.146.249.255 | 256 | US |
allocated | 1992-02-08 | 645dd10ddd94… |
| 192.146.250.0 – 192.146.250.255 | 256 | US |
allocated | 1992-02-08 | 6dcd2d2cd704… |
| 192.146.254.0 – 192.146.254.255 | 256 | US |
allocated | 1992-02-08 | 36461df0e4b1… |
| 192.147.3.0 – 192.147.3.255 | 256 | US |
allocated | 1992-02-08 | 783125a8e0ff… |
| 192.147.4.0 – 192.147.4.255 | 256 | US |
allocated | 1992-02-08 | b461d5de61b1… |
| 192.147.5.0 – 192.147.5.255 | 256 | US |
allocated | 1992-02-08 | e43f12c6ea05… |
| 192.147.6.0 – 192.147.6.255 | 256 | US |
allocated | 1992-02-08 | 1f8370ec9ad4… |
| 192.147.7.0 – 192.147.7.255 | 256 | US |
allocated | 1992-02-08 | 01511fa865fb… |
| 192.147.8.0 – 192.147.8.255 | 256 | US |
allocated | 1992-02-08 | 1ada45879eb5… |
| 192.147.9.0 – 192.147.9.255 | 256 | US |
allocated | 1992-02-08 | 74feca35e5c2… |
| 192.147.10.0 – 192.147.10.255 | 256 | US |
allocated | 1992-02-08 | 7f0a9f269387… |
| 192.147.12.0 – 192.147.12.255 | 256 | US |
allocated | 1992-02-08 | ea2625fe4d80… |
| 192.147.14.0 – 192.147.14.255 | 256 | US |
allocated | 1992-02-08 | ab226dc561ca… |
| 192.147.15.0 – 192.147.15.255 | 256 | US |
allocated | 1992-02-08 | 68d66fac32e3… |
| 192.147.16.0 – 192.147.16.255 | 256 | US |
allocated | 1992-02-08 | f5ef22614b6f… |
| 192.147.17.0 – 192.147.17.255 | 256 | US |
allocated | 1992-02-08 | 7eebc68f6da4… |
| 192.147.18.0 – 192.147.18.255 | 256 | US |
allocated | 1992-02-08 | 7eebc68f6da4… |
| 192.147.19.0 – 192.147.19.255 | 256 | US |
allocated | 1992-02-08 | f0bdcdea9c66… |
| 192.147.20.0 – 192.147.20.255 | 256 | US |
allocated | 1992-02-08 | f0bdcdea9c66… |
| 192.147.21.0 – 192.147.21.255 | 256 | US |
allocated | 1992-02-08 | 7347b13c724c… |
| 192.147.22.0 – 192.147.22.255 | 256 | US |
allocated | 1992-02-08 | 7347b13c724c… |
| 157.251.0.0 – 157.251.255.255 | 65,536 | US |
allocated | 1992-02-07 | 9046434ffb4a… |
| 158.21.0.0 – 158.21.255.255 | 65,536 | US |
allocated | 1992-02-07 | 58bab9bfa223… |
| 158.22.0.0 – 158.22.255.255 | 65,536 | US |
allocated | 1992-02-07 | 58bab9bfa223… |
| 158.25.0.0 – 158.25.255.255 | 65,536 | US |
allocated | 1992-02-07 | 58bab9bfa223… |
| 158.26.0.0 – 158.26.255.255 | 65,536 | US |
allocated | 1992-02-07 | 58bab9bfa223… |
| 158.27.0.0 – 158.27.255.255 | 65,536 | US |
allocated | 1992-02-07 | 58bab9bfa223… |
| 158.28.0.0 – 158.28.255.255 | 65,536 | US |
allocated | 1992-02-07 | 58bab9bfa223… |
| 158.29.0.0 – 158.29.255.255 | 65,536 | US |
allocated | 1992-02-07 | 58bab9bfa223… |
| 158.30.0.0 – 158.30.255.255 | 65,536 | US |
allocated | 1992-02-07 | 58bab9bfa223… |
| 158.31.0.0 – 158.31.255.255 | 65,536 | US |
allocated | 1992-02-07 | 58bab9bfa223… |
| 158.32.0.0 – 158.32.255.255 | 65,536 | US |
allocated | 1992-02-07 | 58bab9bfa223… |
| 158.33.0.0 – 158.33.255.255 | 65,536 | US |
allocated | 1992-02-07 | 58bab9bfa223… |
| 158.34.0.0 – 158.34.255.255 | 65,536 | US |
allocated | 1992-02-07 | 58bab9bfa223… |
| 158.35.0.0 – 158.35.255.255 | 65,536 | US |
allocated | 1992-02-07 | 58bab9bfa223… |
| 192.132.85.0 – 192.132.85.255 | 256 | US |
allocated | 1992-02-07 | 45fe880b68a8… |
| 192.136.144.0 – 192.136.144.255 | 256 | US |
allocated | 1992-02-07 | 5f676a1dae02… |
| 192.136.145.0 – 192.136.145.255 | 256 | US |
allocated | 1992-02-07 | 5f676a1dae02… |
| 192.136.146.0 – 192.136.146.255 | 256 | US |
allocated | 1992-02-07 | 5f676a1dae02… |
| 192.136.147.0 – 192.136.147.255 | 256 | US |
allocated | 1992-02-07 | 5f676a1dae02… |
| 192.136.148.0 – 192.136.148.255 | 256 | US |
allocated | 1992-02-07 | 5f676a1dae02… |
| 192.136.149.0 – 192.136.149.255 | 256 | US |
allocated | 1992-02-07 | 5f676a1dae02… |
| 192.136.150.0 – 192.136.150.255 | 256 | US |
allocated | 1992-02-07 | 5f676a1dae02… |
| 192.136.151.0 – 192.136.151.255 | 256 | US |
allocated | 1992-02-07 | 5f676a1dae02… |
| 192.136.152.0 – 192.136.152.255 | 256 | US |
allocated | 1992-02-07 | 5f676a1dae02… |
| 192.136.153.0 – 192.136.153.255 | 256 | US |
allocated | 1992-02-07 | 5f676a1dae02… |
| 192.146.226.0 – 192.146.226.255 | 256 | US |
allocated | 1992-02-07 | b8d519b24a9f… |
| 157.246.0.0 – 157.246.255.255 | 65,536 | US |
allocated | 1992-02-06 | 46b9df4f9e27… |
| 157.248.0.0 – 157.248.255.255 | 65,536 | US |
allocated | 1992-02-06 | 4b27763659f0… |
| 192.136.125.0 – 192.136.125.255 | 256 | US |
allocated | 1992-02-06 | 45fe880b68a8… |
| 192.136.126.0 – 192.136.126.255 | 256 | US |
allocated | 1992-02-06 | 45fe880b68a8… |
| 192.136.127.0 – 192.136.127.255 | 256 | US |
allocated | 1992-02-06 | 45fe880b68a8… |
| 192.136.128.0 – 192.136.128.255 | 256 | US |
allocated | 1992-02-06 | 45fe880b68a8… |
| 192.139.16.0 – 192.139.16.255 | 256 |  CA |
allocated | 1992-02-06 | 713e97de0bcd… |
| 192.139.17.0 – 192.139.17.255 | 256 | CA |
allocated | 1992-02-06 | a57ed5d03cb7… |
| 192.146.215.0 – 192.146.215.255 | 256 | US |
allocated | 1992-02-06 | 934f274aaf13… |
| 192.146.216.0 – 192.146.216.255 | 256 | US |
allocated | 1992-02-06 | 934f274aaf13… |
| 192.146.217.0 – 192.146.217.255 | 256 | US |
allocated | 1992-02-06 | 91f349d2878d… |
| 154.1.0.0 – 154.1.255.255 | 65,536 | US |
allocated | 1992-02-05 | 21fde1b2812e… |
| 154.2.0.0 – 154.2.255.255 | 65,536 | US |
allocated | 1992-02-05 | ca053800632e… |
| 154.3.0.0 – 154.3.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.4.0.0 – 154.4.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.6.0.0 – 154.6.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.7.0.0 – 154.7.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.9.0.0 – 154.9.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.11.0.0 – 154.11.255.255 | 65,536 | CA |
allocated | 1992-02-05 | 0e702695cc8d… |
| 154.12.0.0 – 154.12.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.13.0.0 – 154.13.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.17.0.0 – 154.17.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.18.0.0 – 154.18.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.19.0.0 – 154.19.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.20.0.0 – 154.20.255.255 | 65,536 | CA |
allocated | 1992-02-05 | 0e702695cc8d… |
| 154.21.0.0 – 154.21.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.22.0.0 – 154.22.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.23.0.0 – 154.23.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.24.0.0 – 154.24.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.25.0.0 – 154.25.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.26.0.0 – 154.26.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.27.0.0 – 154.27.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.28.0.0 – 154.28.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.29.0.0 – 154.29.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |
| 154.30.0.0 – 154.30.255.255 | 65,536 | US |
allocated | 1992-02-05 | 37fe01d6d027… |