166.1.0.0/16
137 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 166.1.0.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.1.0/24 | Turkey (100%) | 1 | 1 | 1 |
| 166.1.2.0/24 | Turkey (100%) | 1 | 1 | 1 |
| 166.1.3.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.4.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.5.0/24 | Turkey (100%) | 1 | 1 | 1 |
| 166.1.6.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 166.1.7.0/24 | Latvia (100%) | 1 | 1 | 1 |
| 166.1.8.0/24 | South Korea (100%) | 1 | 1 | 1 |
| 166.1.16.0/24 | Peru (100%) | 1 | 1 | 1 |
| 166.1.17.0/24 | Canada (100%) | 1 | 1 | 1 |
| 166.1.18.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.19.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 166.1.20.0/24 | Romania (100%) | 1 | 1 | 1 |
| 166.1.21.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.22.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.23.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 166.1.24.0/24 | Peru (100%) | 1 | 1 | 1 |
| 166.1.25.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.26.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.29.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.30.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.31.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.32.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.34.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.35.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.36.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.37.0/24 | Romania (100%) | 1 | 1 | 1 |
| 166.1.39.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.42.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.43.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.44.0/24 | Netherlands (100%) | 1 | 1 | 1 |
| 166.1.45.0/24 | Romania (100%) | 1 | 1 | 1 |
| 166.1.46.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.47.0/24 | Romania (100%) | 1 | 1 | 1 |
| 166.1.48.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.56.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.57.0/24 | Romania (100%) | 1 | 1 | 1 |
| 166.1.60.0/24 | Russia (100%) | 1 | 1 | 1 |
| 166.1.61.0/24 | Seychelles (100%) | 1 | 1 | 1 |
| 166.1.62.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.63.0/24 | Latvia (100%) | 1 | 1 | 1 |
| 166.1.64.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.65.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.68.0/24 | Venezuela (100%) | 1 | 1 | 1 |
| 166.1.70.0/24 | Russia (100%) | 1 | 1 | 1 |
| 166.1.72.0/24 | Netherlands (100%) | 1 | 1 | 1 |
| 166.1.74.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.75.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.76.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.77.0/24 | Latvia (100%) | 1 | 1 | 1 |
| 166.1.78.0/24 | Netherlands (100%) | 1 | 1 | 1 |
| 166.1.79.0/24 | Latvia (100%) | 1 | 1 | 1 |
| 166.1.80.0/24 | Turkey (100%) | 1 | 1 | 1 |
| 166.1.81.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.82.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.83.0/24 | Venezuela (100%) | 1 | 1 | 1 |
| 166.1.84.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.85.0/24 | France (100%) | 1 | 1 | 1 |
| 166.1.86.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 166.1.87.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.88.0/24 | France (100%) | 1 | 1 | 1 |
| 166.1.89.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.90.0/24 | France (100%) | 1 | 1 | 1 |
| 166.1.91.0/24 | Turkey (100%) | 1 | 1 | 1 |
| 166.1.92.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.94.0/24 | Turkey (100%) | 1 | 1 | 1 |
| 166.1.95.0/24 | Latvia (100%) | 1 | 1 | 1 |
| 166.1.96.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.101.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.102.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.103.0/24 | Sweden (100%) | 1 | 1 | 1 |
| 166.1.104.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.105.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.106.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.107.0/24 | Latvia (100%) | 1 | 1 | 1 |
| 166.1.110.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.111.0/24 | Romania (100%) | 1 | 1 | 1 |
| 166.1.112.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.120.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 166.1.128.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.129.0/24 | Netherlands (100%) | 1 | 1 | 1 |
| 166.1.130.0/24 | Romania (100%) | 1 | 1 | 1 |
| 166.1.131.0/24 | South Africa (100%) | 1 | 1 | 1 |
| 166.1.132.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.136.0/24 | Romania (100%) | 1 | 1 | 1 |
| 166.1.137.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.138.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.140.0/24 | Ukraine (100%) | 1 | 1 | 1 |
| 166.1.141.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.144.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 166.1.145.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.154.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.155.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.156.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.157.0/24 | Netherlands (100%) | 1 | 1 | 1 |
| 166.1.158.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.160.0/24 | Russia (100%) | 1 | 1 | 1 |
| 166.1.161.0/24 | Russia (100%) | 1 | 1 | 1 |
| 166.1.162.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.173.0/24 | Romania (100%) | 1 | 1 | 1 |
| 166.1.174.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.190.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.191.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.201.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.202.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.208.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.209.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.210.0/24 | Malaysia (100%) | 1 | 1 | 1 |
| 166.1.211.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.216.0/24 | Latvia (100%) | 1 | 1 | 1 |
| 166.1.217.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.218.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 166.1.219.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.220.0/24 | Netherlands (100%) | 1 | 1 | 1 |
| 166.1.221.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.222.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.225.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.226.0/24 | Russia (100%) | 1 | 1 | 1 |
| 166.1.227.0/24 | Canada (100%) | 1 | 1 | 1 |
| 166.1.228.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.229.0/24 | Ukraine (100%) | 1 | 1 | 1 |
| 166.1.230.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.231.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.232.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 166.1.233.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.234.0/24 | Hong Kong (100%) | 1 | 1 | 1 |
| 166.1.235.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.236.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.238.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.239.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.240.0/24 | Germany (100%) | 1 | 1 | 1 |
| 166.1.241.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.246.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.248.0/24 | United States (100%) | 1 | 1 | 1 |
| 166.1.249.0/24 | Malaysia (100%) | 1 | 1 | 1 |
| 166.1.250.0/24 | United States (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
166.1.0.0 – 166.1.0.255 | AS3257 | GTT Communications Inc. | US |
166.1.1.0 – 166.1.1.255 | AS44547 | NETUNDWEB TELEKOMUNIKASYON TICARET LIMITED SIRKETI | TR |
166.1.2.0 – 166.1.2.255 | AS209604 | 2E TELEKOMUNIKASYON LTD STI | TR |
166.1.3.0 – 166.1.3.255 | AS6079 | RCN | US |
166.1.4.0 – 166.1.4.255 | AS401152 | Ace Data Centers II L.L.C. | US |
166.1.5.0 – 166.1.5.255 | AS203545 | Savas Anac | TR |
166.1.6.0 – 166.1.6.255 | AS48266 | Catixs Ltd | GB |
166.1.7.0 – 166.1.7.255 | AS58061 | Scalaxy B.V. | LV |
166.1.8.0 – 166.1.15.255 | AS4766 | Korea Telecom | KR |
166.1.16.0 – 166.1.16.255 | AS273232 | CORPORACION CABLE LASER SOCIEDAD ANÓNIMA CERRADA | PE |
166.1.17.0 – 166.1.17.255 | AS812 | Rogers Communications Canada Inc. | CA |
166.1.18.0 – 166.1.18.255 | AS26383 | Baxet Group Inc. | US |
166.1.19.0 – 166.1.19.255 | AS212238 | Datacamp Limited | GB |
166.1.20.0 – 166.1.20.255 | AS9009 | M247 Europe SRL | RO |
166.1.21.0 – 166.1.21.255 | AS10753 | Level 3 Parent LLC | US |
122 more ranges in this block.