L'indirizzo IP 51.73.73 è fornito da Microsoft Corporation, che è di proprietà del CIDR (Classless Inter-Domain Routing) 51.103.0.0/16, IP tra 51.103.0.0 a 51.103.255.255 ). Il numero di sistema autonomo (ASN) è 8075.
| ASN | 8075 |
| IP inizia con | 51.103.0.0 |
| IP finale con | 51.103.255.255 |
| ASN Nome | Microsoft Corporation |
| CDIR | 51.103.0.0/16 |
| IP numerico | |
| Registe | arin |
| Ultimo aggiornamento | 23/10/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | GB | United Kingdom | - | Warrington | 52,1845 | -0,6876 | 2017-10-23 |
| MaxMind | GB | United Kingdom | - | - | 51,4964 | -0,1224 | 2017-10-23 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 51.73.73.0 | 860440832 | 0 |
| 51.73.73.1 | 860440833 | 0 |
| 51.73.73.2 | 860440834 | 0 |
| 51.73.73.3 | 860440835 | 0 |
| 51.73.73.4 | 860440836 | 0 |
| 51.73.73.5 | 860440837 | 0 |
| 51.73.73.6 | 860440838 | 0 |
| 51.73.73.7 | 860440839 | 0 |
| 51.73.73.8 | 860440840 | 0 |
| 51.73.73.9 | 860440841 | 0 |
| 51.73.73.10 | 860440842 | 0 |
| 51.73.73.11 | 860440843 | 0 |
| 51.73.73.12 | 860440844 | 0 |
| 51.73.73.13 | 860440845 | 0 |
| 51.73.73.14 | 860440846 | 0 |
| 51.73.73.15 | 860440847 | 0 |
| 51.73.73.16 | 860440848 | 0 |
| 51.73.73.17 | 860440849 | 0 |
| 51.73.73.18 | 860440850 | 0 |
| 51.73.73.19 | 860440851 | 0 |
| 51.73.73.20 | 860440852 | 0 |
| 51.73.73.21 | 860440853 | 0 |
| 51.73.73.22 | 860440854 | 0 |
| 51.73.73.23 | 860440855 | 0 |
| 51.73.73.24 | 860440856 | 0 |
| 51.73.73.25 | 860440857 | 0 |
| 51.73.73.26 | 860440858 | 0 |
| 51.73.73.27 | 860440859 | 0 |
| 51.73.73.28 | 860440860 | 0 |
| 51.73.73.29 | 860440861 | 0 |
| 51.73.73.30 | 860440862 | 0 |
| 51.73.73.31 | 860440863 | 0 |
| 51.73.73.32 | 860440864 | 0 |
| 51.73.73.33 | 860440865 | 0 |
| 51.73.73.34 | 860440866 | 0 |
| 51.73.73.35 | 860440867 | 0 |
| 51.73.73.36 | 860440868 | 0 |
| 51.73.73.37 | 860440869 | 0 |
| 51.73.73.38 | 860440870 | 0 |
| 51.73.73.39 | 860440871 | 0 |
| 51.73.73.40 | 860440872 | 0 |
| 51.73.73.41 | 860440873 | 0 |
| 51.73.73.42 | 860440874 | 0 |
| 51.73.73.43 | 860440875 | 0 |
| 51.73.73.44 | 860440876 | 0 |
| 51.73.73.45 | 860440877 | 0 |
| 51.73.73.46 | 860440878 | 0 |
| 51.73.73.47 | 860440879 | 0 |
| 51.73.73.48 | 860440880 | 0 |
| 51.73.73.49 | 860440881 | 0 |
| 51.73.73.50 | 860440882 | 0 |
| 51.73.73.51 | 860440883 | 0 |
| 51.73.73.52 | 860440884 | 0 |
| 51.73.73.53 | 860440885 | 0 |
| 51.73.73.54 | 860440886 | 0 |
| 51.73.73.55 | 860440887 | 0 |
| 51.73.73.56 | 860440888 | 0 |
| 51.73.73.57 | 860440889 | 0 |
| 51.73.73.58 | 860440890 | 0 |
| 51.73.73.59 | 860440891 | 0 |
| 51.73.73.60 | 860440892 | 0 |
| 51.73.73.61 | 860440893 | 0 |
| 51.73.73.62 | 860440894 | 0 |
| 51.73.73.63 | 860440895 | 0 |
| 51.73.73.64 | 860440896 | 0 |
| 51.73.73.65 | 860440897 | 0 |
| 51.73.73.66 | 860440898 | 0 |
| 51.73.73.67 | 860440899 | 0 |
| 51.73.73.68 | 860440900 | 0 |
| 51.73.73.69 | 860440901 | 0 |
| 51.73.73.70 | 860440902 | 0 |
| 51.73.73.71 | 860440903 | 0 |
| 51.73.73.72 | 860440904 | 0 |
| 51.73.73.73 | 860440905 | 0 |
| 51.73.73.74 | 860440906 | 0 |
| 51.73.73.75 | 860440907 | 0 |
| 51.73.73.76 | 860440908 | 0 |
| 51.73.73.77 | 860440909 | 0 |
| 51.73.73.78 | 860440910 | 0 |
| 51.73.73.79 | 860440911 | 0 |
| 51.73.73.80 | 860440912 | 0 |
| 51.73.73.81 | 860440913 | 0 |
| 51.73.73.82 | 860440914 | 0 |
| 51.73.73.83 | 860440915 | 0 |
| 51.73.73.84 | 860440916 | 0 |
| 51.73.73.85 | 860440917 | 0 |