198.51.0.0/16
67 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 198.51.0.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.2.0/24 | Canada (100%) | 1 | 1 | 1 |
| 198.51.6.0/24 | India (100%) | 1 | 1 | 1 |
| 198.51.8.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.9.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.11.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.13.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.14.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.15.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.16.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.22.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.42.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.44.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.49.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.52.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.61.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.72.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.75.0/24 | Canada (100%) | 1 | 1 | 1 |
| 198.51.76.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.88.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.91.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.92.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.93.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.94.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.96.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.97.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.98.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.102.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.103.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.111.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.118.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.121.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.125.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.130.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.131.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.136.0/24 | France (100%) | 1 | 1 | 1 |
| 198.51.140.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.148.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.152.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.167.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.168.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.170.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.179.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.192.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.194.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.197.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.208.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.209.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.210.0/24 | Australia (100%) | 1 | 1 | 1 |
| 198.51.212.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.213.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.215.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.222.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.223.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.225.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.230.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.231.0/24 | Unknown (100%) | 1 | 1 | 1 |
| 198.51.232.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.233.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.238.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.240.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.243.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.245.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.246.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.250.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.254.0/24 | United States (100%) | 1 | 1 | 1 |
| 198.51.255.0/24 | Canada (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
198.51.0.0 – 198.51.0.255 | AS8075 | Microsoft Corporation | US |
198.51.2.0 – 198.51.2.255 | AS401331 | Canadian Blood Services | CA |
198.51.6.0 – 198.51.7.255 | AS154960 | RAJSHA TELEVENTURES PRIVATE LIMITED | IN |
198.51.8.0 – 198.51.8.255 | AS30382 | IPtelX | US |
198.51.9.0 – 198.51.9.255 | AS26554 | US Signal Company L.L.C. | US |
198.51.11.0 – 198.51.11.255 | AS3477 | National Oceanic and Atmospheric Administration | US |
198.51.13.0 – 198.51.13.255 | AS10538 | TelAlaska | US |
198.51.14.0 – 198.51.14.255 | AS23271 | City of Watsonville | US |
198.51.15.0 – 198.51.15.255 | AS14618 | Amazon.com Inc. | US |
198.51.16.0 – 198.51.21.255 | AS62630 | Husson University | US |
198.51.22.0 – 198.51.22.255 | AS396982 | Google LLC | US |
198.51.42.0 – 198.51.43.255 | AS1540 | Headquarters USAISC | US |
198.51.44.0 – 198.51.45.255 | AS62597 | IBM | US |
198.51.49.0 – 198.51.51.255 | AS11714 | Network Nebraska | US |
198.51.52.0 – 198.51.52.255 | AS15164 | Unite Private Networks LLC. | US |
52 more ranges in this block.