81.52.0.0/16
17 assigned ranges in this /16.
/24 breakdown
| Block | Top country | Countries | ASNs | Ranges |
|---|---|---|---|---|
| 81.52.128.0/24 | France (100%) | 1 | 1 | 1 |
| 81.52.134.0/24 | France (100%) | 1 | 1 | 1 |
| 81.52.140.0/24 | France (100%) | 1 | 1 | 1 |
| 81.52.142.0/24 | France (100%) | 1 | 1 | 1 |
| 81.52.166.0/24 | France (100%) | 1 | 1 | 1 |
| 81.52.176.0/24 | France (100%) | 1 | 1 | 1 |
| 81.52.179.0/24 | France (100%) | 1 | 1 | 1 |
| 81.52.183.0/24 | France (100%) | 1 | 1 | 1 |
| 81.52.185.0/24 | United States (100%) | 1 | 1 | 1 |
| 81.52.186.0/24 | France (100%) | 1 | 1 | 1 |
| 81.52.190.0/24 | France (100%) | 1 | 1 | 1 |
| 81.52.199.0/24 | United Kingdom (100%) | 1 | 1 | 1 |
| 81.52.201.0/24 | France (100%) | 1 | 1 | 1 |
| 81.52.208.0/24 | France (100%) | 1 | 1 | 1 |
| 81.52.214.0/24 | France (100%) | 1 | 1 | 1 |
| 81.52.232.0/24 | France (100%) | 1 | 1 | 1 |
| 81.52.236.0/24 | France (100%) | 1 | 1 | 1 |
Assigned ranges
| Range | ASN | Org | Country |
|---|---|---|---|
81.52.128.0 – 81.52.132.255 | AS5511 | Orange S.A. | FR |
81.52.134.0 – 81.52.137.255 | AS5511 | Orange S.A. | FR |
81.52.140.0 – 81.52.141.255 | AS5511 | Orange S.A. | FR |
81.52.142.0 – 81.52.143.255 | AS8891 | Orange S.A. | FR |
81.52.166.0 – 81.52.170.255 | AS5511 | Orange S.A. | FR |
81.52.176.0 – 81.52.176.255 | AS5511 | Orange S.A. | FR |
81.52.179.0 – 81.52.179.255 | AS5511 | Orange S.A. | FR |
81.52.183.0 – 81.52.183.255 | AS5511 | Orange S.A. | FR |
81.52.185.0 – 81.52.185.255 | AS51964 | ORANGE BUSINESS SERVICES U.S. Inc. | US |
81.52.186.0 – 81.52.188.255 | AS5511 | Orange S.A. | FR |
81.52.190.0 – 81.52.190.255 | AS5511 | Orange S.A. | FR |
81.52.199.0 – 81.52.199.255 | AS29664 | Flag Telecom UK Limited | GB |
81.52.201.0 – 81.52.202.255 | AS5511 | Orange S.A. | FR |
81.52.208.0 – 81.52.211.255 | AS16028 | Orange S.A. | FR |
81.52.214.0 – 81.52.215.255 | AS16028 | Orange S.A. | FR |
2 more ranges in this block.