The IP address 172.28.73 is provided by T-Mobile USA, Inc., it's belong to the CDIR (Classless Inter-Domain Routing) 172.32.0.0/11 (range 172.32.0.0 to 172.63.255.255). The autonomous system number (ASN) is 21928.
| ASN | 21928 |
| IP starting by | 172.32.0.0 |
| IP ending by | 172.63.255.255 |
| ASN Name | T-Mobile USA, Inc. |
| CDIR | 172.32.0.0/11 |
| Numerical IP | |
| Registry | arin |
| Last update | 10/07/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | - | - | - | - | 0 | 0 | 2017-07-10 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2017-07-10 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 172.28.73.0 | 2887534848 | 0 |
| 172.28.73.1 | 2887534849 | 0 |
| 172.28.73.2 | 2887534850 | 0 |
| 172.28.73.3 | 2887534851 | 0 |
| 172.28.73.4 | 2887534852 | 0 |
| 172.28.73.5 | 2887534853 | 0 |
| 172.28.73.6 | 2887534854 | 0 |
| 172.28.73.7 | 2887534855 | 0 |
| 172.28.73.8 | 2887534856 | 0 |
| 172.28.73.9 | 2887534857 | 0 |
| 172.28.73.10 | 2887534858 | 0 |
| 172.28.73.11 | 2887534859 | 0 |
| 172.28.73.12 | 2887534860 | 0 |
| 172.28.73.13 | 2887534861 | 0 |
| 172.28.73.14 | 2887534862 | 0 |
| 172.28.73.15 | 2887534863 | 0 |
| 172.28.73.16 | 2887534864 | 0 |
| 172.28.73.17 | 2887534865 | 0 |
| 172.28.73.18 | 2887534866 | 0 |
| 172.28.73.19 | 2887534867 | 0 |
| 172.28.73.20 | 2887534868 | 0 |
| 172.28.73.21 | 2887534869 | 0 |
| 172.28.73.22 | 2887534870 | 0 |
| 172.28.73.23 | 2887534871 | 0 |
| 172.28.73.24 | 2887534872 | 0 |
| 172.28.73.25 | 2887534873 | 0 |
| 172.28.73.26 | 2887534874 | 0 |
| 172.28.73.27 | 2887534875 | 0 |
| 172.28.73.28 | 2887534876 | 0 |
| 172.28.73.29 | 2887534877 | 0 |
| 172.28.73.30 | 2887534878 | 0 |
| 172.28.73.31 | 2887534879 | 0 |
| 172.28.73.32 | 2887534880 | 0 |
| 172.28.73.33 | 2887534881 | 0 |
| 172.28.73.34 | 2887534882 | 0 |
| 172.28.73.35 | 2887534883 | 0 |
| 172.28.73.36 | 2887534884 | 0 |
| 172.28.73.37 | 2887534885 | 0 |
| 172.28.73.38 | 2887534886 | 0 |
| 172.28.73.39 | 2887534887 | 0 |
| 172.28.73.40 | 2887534888 | 0 |
| 172.28.73.41 | 2887534889 | 0 |
| 172.28.73.42 | 2887534890 | 0 |
| 172.28.73.43 | 2887534891 | 0 |
| 172.28.73.44 | 2887534892 | 0 |
| 172.28.73.45 | 2887534893 | 0 |
| 172.28.73.46 | 2887534894 | 0 |
| 172.28.73.47 | 2887534895 | 0 |
| 172.28.73.48 | 2887534896 | 0 |
| 172.28.73.49 | 2887534897 | 0 |
| 172.28.73.50 | 2887534898 | 0 |
| 172.28.73.51 | 2887534899 | 0 |
| 172.28.73.52 | 2887534900 | 0 |
| 172.28.73.53 | 2887534901 | 0 |
| 172.28.73.54 | 2887534902 | 0 |
| 172.28.73.55 | 2887534903 | 0 |
| 172.28.73.56 | 2887534904 | 0 |
| 172.28.73.57 | 2887534905 | 0 |
| 172.28.73.58 | 2887534906 | 0 |
| 172.28.73.59 | 2887534907 | 0 |
| 172.28.73.60 | 2887534908 | 0 |
| 172.28.73.61 | 2887534909 | 0 |
| 172.28.73.62 | 2887534910 | 0 |
| 172.28.73.63 | 2887534911 | 0 |
| 172.28.73.64 | 2887534912 | 0 |
| 172.28.73.65 | 2887534913 | 0 |
| 172.28.73.66 | 2887534914 | 0 |
| 172.28.73.67 | 2887534915 | 0 |
| 172.28.73.68 | 2887534916 | 0 |
| 172.28.73.69 | 2887534917 | 0 |
| 172.28.73.70 | 2887534918 | 0 |
| 172.28.73.71 | 2887534919 | 0 |
| 172.28.73.72 | 2887534920 | 0 |
| 172.28.73.73 | 2887534921 | 0 |
| 172.28.73.74 | 2887534922 | 0 |
| 172.28.73.75 | 2887534923 | 0 |
| 172.28.73.76 | 2887534924 | 0 |
| 172.28.73.77 | 2887534925 | 0 |
| 172.28.73.78 | 2887534926 | 0 |
| 172.28.73.79 | 2887534927 | 0 |
| 172.28.73.80 | 2887534928 | 0 |
| 172.28.73.81 | 2887534929 | 0 |
| 172.28.73.82 | 2887534930 | 0 |
| 172.28.73.83 | 2887534931 | 0 |
| 172.28.73.84 | 2887534932 | 0 |
| 172.28.73.85 | 2887534933 | 0 |