| Страна | Legacy блок | BGP | IP | ORG | LIR | Netname |
|---|---|---|---|---|---|---|
| GB | 51.140.0.0 - 51.145.255.255 | BGP 100% | 393 216 | ORG-MA42-RIPE | uk.microsoft | MICROSOFT |
| GB | 51.10.0.0 - 51.13.255.255 | BGP 100% | 262 144 | ORG-MA42-RIPE | uk.microsoft | MICROSOFT |
| GB | 51.103.0.0 - 51.105.255.255 | BGP 100% | 196 608 | ORG-MA42-RIPE | uk.microsoft | MICROSOFT |
| GB | 51.136.0.0 - 51.138.255.255 | BGP 100% | 196 608 | ORG-MA42-RIPE | uk.microsoft | MICROSOFT |
| DE | 51.4.0.0/15 | BGP 100% | 131 072 | ORG-MDMG3-RIPE | - | MICROSOFT |
| DE | 51.8.0.0/16 | BGP 100% | 65 536 | ORG-MDMG3-RIPE | - | MICROSOFT |
| DE | 51.18.0.0/16 | BGP 0% | 65 536 | ORG-MDMG3-RIPE | - | MICROSOFT |
| GB | 51.51.0.0/16 | BGP 100% | 65 536 | ORG-MA42-RIPE | uk.microsoft | MICROSOFT |
| GB | 51.53.0.0/16 | BGP 100% | 65 536 | ORG-MA42-RIPE | uk.microsoft | MICROSOFT |
| GB | 51.107.0.0/16 | BGP 100% | 65 536 | ORG-MA42-RIPE | uk.microsoft | MICROSOFT |
| GB | 51.116.0.0/16 | BGP 100% | 65 536 | ORG-MA42-RIPE | uk.microsoft | MICROSOFT |
| GB | 51.120.0.0/16 | BGP 100% | 65 536 | ORG-MA42-RIPE | uk.microsoft | MICROSOFT |
| GB | 51.124.0.0/16 | BGP 100% | 65 536 | ORG-MA42-RIPE | uk.microsoft | MICROSOFT |
| GB | 51.132.0.0/16 | BGP 100% | 65 536 | ORG-MA42-RIPE | uk.microsoft | MICROSOFT |