Les adresses IP débutant par 51.57.20 sont fournies par Microsoft Corporation, elles appartiennent au CIDR (Classless Inter-Domain Routing) 51.103.0.0/16, le bloc IP comprant les adresses de 51.103.0.0 à 51.103.255.255). Le numéro de système autonome (ASN) est 8075.
| ASN | 8075 |
| IP commençant par | 51.103.0.0 |
| IP se terminant par | 51.103.255.255 |
| Nom ASN | Microsoft Corporation |
| CDIR | 51.103.0.0/16 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 15/10/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | GB | Royaume-Uni | - | Warrington | 52,1845 | -0,6876 | 2017-10-14 |
| MaxMind | GB | Royaume-Uni | - | - | 51,4964 | -0,1224 | 2017-10-14 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 51.57.20.0 | 859378688 | 0 |
| 51.57.20.1 | 859378689 | 0 |
| 51.57.20.2 | 859378690 | 0 |
| 51.57.20.3 | 859378691 | 0 |
| 51.57.20.4 | 859378692 | 0 |
| 51.57.20.5 | 859378693 | 0 |
| 51.57.20.6 | 859378694 | 0 |
| 51.57.20.7 | 859378695 | 0 |
| 51.57.20.8 | 859378696 | 0 |
| 51.57.20.9 | 859378697 | 0 |
| 51.57.20.10 | 859378698 | 0 |
| 51.57.20.11 | 859378699 | 0 |
| 51.57.20.12 | 859378700 | 0 |
| 51.57.20.13 | 859378701 | 0 |
| 51.57.20.14 | 859378702 | 0 |
| 51.57.20.15 | 859378703 | 0 |
| 51.57.20.16 | 859378704 | 0 |
| 51.57.20.17 | 859378705 | 0 |
| 51.57.20.18 | 859378706 | 0 |
| 51.57.20.19 | 859378707 | 0 |
| 51.57.20.20 | 859378708 | 0 |
| 51.57.20.21 | 859378709 | 0 |
| 51.57.20.22 | 859378710 | 0 |
| 51.57.20.23 | 859378711 | 0 |
| 51.57.20.24 | 859378712 | 0 |
| 51.57.20.25 | 859378713 | 0 |
| 51.57.20.26 | 859378714 | 0 |
| 51.57.20.27 | 859378715 | 0 |
| 51.57.20.28 | 859378716 | 0 |
| 51.57.20.29 | 859378717 | 0 |
| 51.57.20.30 | 859378718 | 0 |
| 51.57.20.31 | 859378719 | 0 |
| 51.57.20.32 | 859378720 | 0 |
| 51.57.20.33 | 859378721 | 0 |
| 51.57.20.34 | 859378722 | 0 |
| 51.57.20.35 | 859378723 | 0 |
| 51.57.20.36 | 859378724 | 0 |
| 51.57.20.37 | 859378725 | 0 |
| 51.57.20.38 | 859378726 | 0 |
| 51.57.20.39 | 859378727 | 0 |
| 51.57.20.40 | 859378728 | 0 |
| 51.57.20.41 | 859378729 | 0 |
| 51.57.20.42 | 859378730 | 0 |
| 51.57.20.43 | 859378731 | 0 |
| 51.57.20.44 | 859378732 | 0 |
| 51.57.20.45 | 859378733 | 0 |
| 51.57.20.46 | 859378734 | 0 |
| 51.57.20.47 | 859378735 | 0 |
| 51.57.20.48 | 859378736 | 0 |
| 51.57.20.49 | 859378737 | 0 |
| 51.57.20.50 | 859378738 | 0 |
| 51.57.20.51 | 859378739 | 0 |
| 51.57.20.52 | 859378740 | 0 |
| 51.57.20.53 | 859378741 | 0 |
| 51.57.20.54 | 859378742 | 0 |
| 51.57.20.55 | 859378743 | 0 |
| 51.57.20.56 | 859378744 | 0 |
| 51.57.20.57 | 859378745 | 0 |
| 51.57.20.58 | 859378746 | 0 |
| 51.57.20.59 | 859378747 | 0 |
| 51.57.20.60 | 859378748 | 0 |
| 51.57.20.61 | 859378749 | 0 |
| 51.57.20.62 | 859378750 | 0 |
| 51.57.20.63 | 859378751 | 0 |
| 51.57.20.64 | 859378752 | 0 |
| 51.57.20.65 | 859378753 | 0 |
| 51.57.20.66 | 859378754 | 0 |
| 51.57.20.67 | 859378755 | 0 |
| 51.57.20.68 | 859378756 | 0 |
| 51.57.20.69 | 859378757 | 0 |
| 51.57.20.70 | 859378758 | 0 |
| 51.57.20.71 | 859378759 | 0 |
| 51.57.20.72 | 859378760 | 0 |
| 51.57.20.73 | 859378761 | 0 |
| 51.57.20.74 | 859378762 | 0 |
| 51.57.20.75 | 859378763 | 0 |
| 51.57.20.76 | 859378764 | 0 |
| 51.57.20.77 | 859378765 | 0 |
| 51.57.20.78 | 859378766 | 0 |
| 51.57.20.79 | 859378767 | 0 |
| 51.57.20.80 | 859378768 | 0 |
| 51.57.20.81 | 859378769 | 0 |
| 51.57.20.82 | 859378770 | 0 |
| 51.57.20.83 | 859378771 | 0 |
| 51.57.20.84 | 859378772 | 0 |
| 51.57.20.85 | 859378773 | 0 |