Die IP-Adresse 51.47.21 erfolgt über Microsoft Corporation, es hat gehören zu den GGDV (Classless Inter-Domain Routing) 51.51.0.0/16 (Bereich 51.51.0.0, 51.51.255.255). Die autonomen Systemnummer (ASN) ist 8075.
| ASN | 8075 |
| Ausgehend von IP | 51.51.0.0 |
| Beendigung durch IP | 51.51.255.255 |
| ASN-Namen | Microsoft Corporation |
| GGDV | 51.51.0.0/16 |
| Numerische IP | |
| Registrierung | ripencc |
| Letztes update | 20.11.2017 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | GB | Großbritannien und Nordirland | - | Warrington | 52,1845 | -0,6876 | 2017-11-20 |
| MaxMind | GB | Großbritannien und Nordirland | - | - | 51,4964 | -0,1224 | 2017-11-20 |
| Whois | GB | - | - | - | -3 | 55 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 51.47.21.0 | 858723584 | 0 |
| 51.47.21.1 | 858723585 | 0 |
| 51.47.21.2 | 858723586 | 0 |
| 51.47.21.3 | 858723587 | 0 |
| 51.47.21.4 | 858723588 | 0 |
| 51.47.21.5 | 858723589 | 0 |
| 51.47.21.6 | 858723590 | 0 |
| 51.47.21.7 | 858723591 | 0 |
| 51.47.21.8 | 858723592 | 0 |
| 51.47.21.9 | 858723593 | 0 |
| 51.47.21.10 | 858723594 | 0 |
| 51.47.21.11 | 858723595 | 0 |
| 51.47.21.12 | 858723596 | 0 |
| 51.47.21.13 | 858723597 | 0 |
| 51.47.21.14 | 858723598 | 0 |
| 51.47.21.15 | 858723599 | 0 |
| 51.47.21.16 | 858723600 | 0 |
| 51.47.21.17 | 858723601 | 0 |
| 51.47.21.18 | 858723602 | 0 |
| 51.47.21.19 | 858723603 | 0 |
| 51.47.21.20 | 858723604 | 0 |
| 51.47.21.21 | 858723605 | 0 |
| 51.47.21.22 | 858723606 | 0 |
| 51.47.21.23 | 858723607 | 0 |
| 51.47.21.24 | 858723608 | 0 |
| 51.47.21.25 | 858723609 | 0 |
| 51.47.21.26 | 858723610 | 0 |
| 51.47.21.27 | 858723611 | 0 |
| 51.47.21.28 | 858723612 | 0 |
| 51.47.21.29 | 858723613 | 0 |
| 51.47.21.30 | 858723614 | 0 |
| 51.47.21.31 | 858723615 | 0 |
| 51.47.21.32 | 858723616 | 0 |
| 51.47.21.33 | 858723617 | 0 |
| 51.47.21.34 | 858723618 | 0 |
| 51.47.21.35 | 858723619 | 0 |
| 51.47.21.36 | 858723620 | 0 |
| 51.47.21.37 | 858723621 | 0 |
| 51.47.21.38 | 858723622 | 0 |
| 51.47.21.39 | 858723623 | 0 |
| 51.47.21.40 | 858723624 | 0 |
| 51.47.21.41 | 858723625 | 0 |
| 51.47.21.42 | 858723626 | 0 |
| 51.47.21.43 | 858723627 | 0 |
| 51.47.21.44 | 858723628 | 0 |
| 51.47.21.45 | 858723629 | 0 |
| 51.47.21.46 | 858723630 | 0 |
| 51.47.21.47 | 858723631 | 0 |
| 51.47.21.48 | 858723632 | 0 |
| 51.47.21.49 | 858723633 | 0 |
| 51.47.21.50 | 858723634 | 0 |
| 51.47.21.51 | 858723635 | 0 |
| 51.47.21.52 | 858723636 | 0 |
| 51.47.21.53 | 858723637 | 0 |
| 51.47.21.54 | 858723638 | 0 |
| 51.47.21.55 | 858723639 | 0 |
| 51.47.21.56 | 858723640 | 0 |
| 51.47.21.57 | 858723641 | 0 |
| 51.47.21.58 | 858723642 | 0 |
| 51.47.21.59 | 858723643 | 0 |
| 51.47.21.60 | 858723644 | 0 |
| 51.47.21.61 | 858723645 | 0 |
| 51.47.21.62 | 858723646 | 0 |
| 51.47.21.63 | 858723647 | 0 |
| 51.47.21.64 | 858723648 | 0 |
| 51.47.21.65 | 858723649 | 0 |
| 51.47.21.66 | 858723650 | 0 |
| 51.47.21.67 | 858723651 | 0 |
| 51.47.21.68 | 858723652 | 0 |
| 51.47.21.69 | 858723653 | 0 |
| 51.47.21.70 | 858723654 | 0 |
| 51.47.21.71 | 858723655 | 0 |
| 51.47.21.72 | 858723656 | 0 |
| 51.47.21.73 | 858723657 | 0 |
| 51.47.21.74 | 858723658 | 0 |
| 51.47.21.75 | 858723659 | 0 |
| 51.47.21.76 | 858723660 | 0 |
| 51.47.21.77 | 858723661 | 0 |
| 51.47.21.78 | 858723662 | 0 |
| 51.47.21.79 | 858723663 | 0 |
| 51.47.21.80 | 858723664 | 0 |
| 51.47.21.81 | 858723665 | 0 |
| 51.47.21.82 | 858723666 | 0 |
| 51.47.21.83 | 858723667 | 0 |
| 51.47.21.84 | 858723668 | 0 |
| 51.47.21.85 | 858723669 | 0 |