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 |
|---|---|---|---|---|---|
| 158.51.24.0 – 158.51.27.255 | 1,024 |  US |
allocated | 2020-01-03 | 4980b8217915… |
| 158.51.28.0 – 158.51.31.255 | 1,024 |  CA |
allocated | 2020-01-03 | d87a02a3dd52… |
| 158.51.32.0 – 158.51.35.255 | 1,024 | US |
allocated | 2020-01-03 | a4fb241a657f… |
| 158.51.40.0 – 158.51.43.255 | 1,024 | US |
allocated | 2020-01-03 | 00b753dd6225… |
| 158.51.48.0 – 158.51.49.255 | 512 | US |
allocated | 2020-01-03 | 6bfec0f1c721… |
| 158.51.50.0 – 158.51.51.255 | 512 | CA |
allocated | 2020-01-03 | 75a4c7395a16… |
| 158.51.52.0 – 158.51.55.255 | 1,024 | CA |
allocated | 2020-01-03 | 5d55765dadc8… |
| 158.51.56.0 – 158.51.59.255 | 1,024 | US |
allocated | 2020-01-03 | 3ed798979c59… |
| 158.51.60.0 – 158.51.63.255 | 1,024 | US |
allocated | 2020-01-03 | 6d4134e4126d… |
| 158.51.66.0 – 158.51.67.255 | 512 | US |
allocated | 2020-01-03 | 15b4eae91389… |
| 158.51.68.0 – 158.51.71.255 | 1,024 | US |
allocated | 2020-01-03 | 1bc0b78bc9af… |
| 158.51.76.0 – 158.51.77.255 | 512 | US |
allocated | 2020-01-03 | 50101c469a51… |
| 158.51.78.0 – 158.51.78.255 | 256 | CA |
allocated | 2020-01-03 | fa30460c88e6… |
| 158.51.80.0 – 158.51.83.255 | 1,024 | US |
allocated | 2020-01-03 | 6e19a0c7aa20… |
| 192.25.13.0 – 192.25.13.255 | 256 | US |
allocated | 2020-01-03 | a30021e8d6c1… |
| 209.160.104.0 – 209.160.104.255 | 256 | US |
allocated | 2020-01-03 | cd65312fa7b4… |
| 216.169.156.0 – 216.169.159.255 | 1,024 | US |
allocated | 2020-01-03 | c3c2e975574c… |
| 66.248.232.0 – 66.248.235.255 | 1,024 | US |
allocated | 2020-01-02 | de7835def8e0… |
| 137.83.22.0 – 137.83.22.255 | 256 | US |
allocated | 2020-01-02 | 28c37df293ee… |
| 142.202.20.0 – 142.202.20.255 | 256 | US |
allocated | 2020-01-02 | d8c9b5b1f7f8… |
| 142.202.44.0 – 142.202.44.255 | 256 | US |
allocated | 2020-01-02 | baf0109d1db0… |
| 142.202.153.0 – 142.202.153.255 | 256 | US |
allocated | 2020-01-02 | 37812a129f4c… |
| 185.77.143.0 – 185.77.143.255 | 256 | US |
allocated | 2020-01-02 | f19dc6737598… |
| 185.199.92.0 – 185.199.95.255 | 1,024 | US |
allocated | 2020-01-02 | 555d96f84ca8… |
| 199.193.160.0 – 199.193.163.255 | 1,024 |  PR |
allocated | 2020-01-02 | 0a9b52fb6605… |
| 216.24.51.0 – 216.24.51.255 | 256 | PR |
allocated | 2020-01-02 | 53f30f829e16… |
| 217.180.192.0 – 217.180.255.255 | 16,384 | US |
allocated | 2020-01-02 | 90f9e877ce83… |
| 142.202.67.0 – 142.202.67.255 | 256 | US |
allocated | 2019-12-31 | b4fd5d614e09… |
| 142.202.100.0 – 142.202.103.255 | 1,024 | US |
allocated | 2019-12-31 | 8838a4640c9e… |
| 142.202.212.0 – 142.202.215.255 | 1,024 | CA |
allocated | 2019-12-31 | 2507d713d6b6… |
| 216.144.128.0 – 216.144.159.255 | 8,192 | US |
allocated | 2019-12-31 | fb180e9b74ce… |
| 23.148.48.0 – 23.148.48.255 | 256 | US |
allocated | 2019-12-30 | a7f1486141f7… |
| 23.148.80.0 – 23.148.80.255 | 256 | US |
allocated | 2019-12-30 | c69d336501b4… |
| 47.10.0.0 – 47.10.255.255 | 65,536 | US |
allocated | 2019-12-30 | 4a8a91b5b89d… |
| 47.128.0.0 – 47.131.255.255 | 262,144 | US |
allocated | 2019-12-30 | 4a8a91b5b89d… |
| 47.255.0.0 – 47.255.255.255 | 65,536 | US |
allocated | 2019-12-30 | 4a8a91b5b89d… |
| 142.202.76.0 – 142.202.79.255 | 1,024 | US |
allocated | 2019-12-30 | dbee530c3d3d… |
| 142.202.164.0 – 142.202.167.255 | 1,024 | US |
allocated | 2019-12-30 | 4dbfd0ff93a1… |
| 152.25.0.0 – 152.25.255.255 | 65,536 | US |
allocated | 2019-12-30 | 4a8a91b5b89d… |
| 161.38.22.0 – 161.38.23.255 | 512 | US |
allocated | 2019-12-30 | ecac068526b3… |
| 161.199.53.0 – 161.199.53.255 | 256 | US |
allocated | 2019-12-30 | d23ad693008a… |
| 163.182.165.0 – 163.182.165.255 | 256 | US |
allocated | 2019-12-30 | 01e10c5ae8d1… |
| 199.16.240.0 – 199.16.243.255 | 1,024 | US |
allocated | 2019-12-30 | c16df79c8b30… |
| 204.238.68.0 – 204.238.68.255 | 256 | US |
allocated | 2019-12-30 | 365127bedff2… |
| 206.130.43.0 – 206.130.43.255 | 256 | US |
allocated | 2019-12-30 | 9e969b7ba7ed… |
| 209.127.215.0 – 209.127.215.255 | 256 | US |
allocated | 2019-12-30 | 970e3cc85104… |
| 23.148.16.0 – 23.148.16.255 | 256 | CA |
allocated | 2019-12-27 | 1625c3074a81… |
| 142.202.47.0 – 142.202.47.255 | 256 | US |
allocated | 2019-12-27 | c917089e93c8… |
| 142.202.65.0 – 142.202.65.255 | 256 | US |
allocated | 2019-12-27 | 36102cc78984… |
| 142.202.88.0 – 142.202.88.255 | 256 | US |
allocated | 2019-12-27 | 1b6247ecb7b5… |
| 142.202.206.0 – 142.202.207.255 | 512 | US |
allocated | 2019-12-27 | 3288e524aa52… |
| 142.202.208.0 – 142.202.211.255 | 1,024 | US |
allocated | 2019-12-27 | 5e894f384160… |
| 142.202.216.0 – 142.202.219.255 | 1,024 | US |
allocated | 2019-12-27 | 75fc43d5f69c… |
| 142.202.220.0 – 142.202.223.255 | 1,024 | US |
allocated | 2019-12-27 | 68b4feb0d877… |
| 142.202.224.0 – 142.202.227.255 | 1,024 | US |
allocated | 2019-12-27 | 4bfe602b3d8f… |
| 142.202.228.0 – 142.202.231.255 | 1,024 | US |
allocated | 2019-12-27 | 124221d5a07f… |
| 142.202.232.0 – 142.202.235.255 | 1,024 | US |
allocated | 2019-12-27 | a0ad84db4799… |
| 142.202.236.0 – 142.202.239.255 | 1,024 | US |
allocated | 2019-12-27 | ada4f2ae717f… |
| 142.202.240.0 – 142.202.243.255 | 1,024 | US |
allocated | 2019-12-27 | 6144aec3c28b… |
| 142.202.244.0 – 142.202.247.255 | 1,024 | US |
allocated | 2019-12-27 | fdaae774c08e… |
| 142.202.248.0 – 142.202.251.255 | 1,024 | US |
allocated | 2019-12-27 | b929ebd2cad5… |
| 143.244.80.0 – 143.244.95.255 | 4,096 | US |
allocated | 2019-12-27 | a80726366fc7… |
| 161.38.240.0 – 161.38.243.255 | 1,024 | PR |
allocated | 2019-12-27 | 39bdeed65816… |
| 161.178.0.0 – 161.178.255.255 | 65,536 | US |
allocated | 2019-12-27 | 20c786e8edd8… |
| 165.232.32.0 – 165.232.63.255 | 8,192 | US |
allocated | 2019-12-27 | cd0f3b8e7d94… |
| 165.232.64.0 – 165.232.127.255 | 16,384 | US |
allocated | 2019-12-27 | cd0f3b8e7d94… |
| 165.232.128.0 – 165.232.191.255 | 16,384 | US |
allocated | 2019-12-27 | cd0f3b8e7d94… |
| 198.135.142.0 – 198.135.143.255 | 512 | US |
allocated | 2019-12-27 | d128a3e553da… |
| 209.193.112.0 – 209.193.127.255 | 4,096 | US |
allocated | 2019-12-27 | 597963df052a… |
| 15.160.0.0 – 15.161.255.255 | 131,072 | US |
allocated | 2019-12-26 | 4a8a91b5b89d… |
| 15.162.0.0 – 15.162.255.255 | 65,536 | US |
allocated | 2019-12-26 | 4a8a91b5b89d… |
| 15.220.0.0 – 15.223.255.255 | 262,144 | US |
allocated | 2019-12-26 | 4a8a91b5b89d… |
| 23.147.176.0 – 23.147.176.255 | 256 | US |
allocated | 2019-12-26 | 07edce2f1188… |
| 23.147.208.0 – 23.147.209.255 | 512 | US |
allocated | 2019-12-26 | c3d98b3073b2… |
| 66.248.236.0 – 66.248.236.255 | 256 | US |
allocated | 2019-12-26 | 07b381ee5914… |
| 66.248.245.0 – 66.248.245.255 | 256 | US |
allocated | 2019-12-26 | 3207853a26e9… |
| 138.43.115.0 – 138.43.115.255 | 256 |  KY |
allocated | 2019-12-26 | 7aa6cc5e166c… |
| 142.202.60.0 – 142.202.63.255 | 1,024 | US |
allocated | 2019-12-26 | 5bc9da355842… |
| 142.202.204.0 – 142.202.204.255 | 256 | US |
allocated | 2019-12-26 | 44c73d007c49… |
| 192.39.0.0 – 192.39.255.255 | 65,536 | US |
allocated | 2019-12-26 | 4a8a91b5b89d… |
| 204.235.122.0 – 204.235.123.255 | 512 | US |
allocated | 2019-12-26 | 494b82b6870f… |
| 209.228.0.0 – 209.231.255.255 | 262,144 | US |
allocated | 2019-12-26 | 20c786e8edd8… |
| 216.169.151.0 – 216.169.151.255 | 256 | US |
allocated | 2019-12-26 | b1c7a0c67b7a… |
| 23.147.112.0 – 23.147.112.255 | 256 | US |
allocated | 2019-12-23 | 276422fe4821… |
| 23.147.144.0 – 23.147.144.255 | 256 | US |
allocated | 2019-12-23 | 4b7216e8cb27… |
| 66.248.238.0 – 66.248.238.255 | 256 | US |
allocated | 2019-12-23 | 59984764e90e… |
| 74.119.52.0 – 74.119.55.255 | 1,024 | US |
allocated | 2019-12-23 | 75c5c73186ae… |
| 142.202.16.0 – 142.202.19.255 | 1,024 | US |
allocated | 2019-12-23 | 0da5611651c7… |
| 142.202.22.0 – 142.202.22.255 | 256 | US |
allocated | 2019-12-23 | ae93d8f40d77… |
| 142.202.40.0 – 142.202.43.255 | 1,024 | US |
allocated | 2019-12-23 | a1e1608d403d… |
| 142.202.72.0 – 142.202.75.255 | 1,024 | US |
allocated | 2019-12-23 | 73e2017169de… |
| 142.202.107.0 – 142.202.107.255 | 256 | US |
allocated | 2019-12-23 | 22252126dac8… |
| 142.202.108.0 – 142.202.111.255 | 1,024 | US |
allocated | 2019-12-23 | 2220c0d61bd2… |
| 142.202.124.0 – 142.202.127.255 | 1,024 | US |
allocated | 2019-12-23 | 434e92097c66… |
| 142.202.138.0 – 142.202.139.255 | 512 | CA |
allocated | 2019-12-23 | aaad7a4b2f25… |
| 142.202.140.0 – 142.202.143.255 | 1,024 | US |
allocated | 2019-12-23 | c89efa2f1a0e… |
| 142.202.148.0 – 142.202.151.255 | 1,024 | CA |
allocated | 2019-12-23 | fb2f358ea4e8… |
| 172.241.248.0 – 172.241.255.255 | 2,048 | US |
allocated | 2019-12-23 | 920d0c66f3d2… |
| 203.55.71.0 – 203.55.71.255 | 256 | US |
allocated | 2019-12-23 | 6b2c1f705520… |
| 206.28.180.0 – 206.28.183.255 | 1,024 | US |
allocated | 2019-12-23 | 1330ae62dc39… |