The IP address 172.55.72 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 | 07/07/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Bellevue | 47.5612 | -122.1534 | 2017-07-07 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2017-07-07 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 172.55.72.0 | 2889304064 | 0 |
| 172.55.72.1 | 2889304065 | 0 |
| 172.55.72.2 | 2889304066 | 0 |
| 172.55.72.3 | 2889304067 | 0 |
| 172.55.72.4 | 2889304068 | 0 |
| 172.55.72.5 | 2889304069 | 0 |
| 172.55.72.6 | 2889304070 | 0 |
| 172.55.72.7 | 2889304071 | 0 |
| 172.55.72.8 | 2889304072 | 0 |
| 172.55.72.9 | 2889304073 | 0 |
| 172.55.72.10 | 2889304074 | 0 |
| 172.55.72.11 | 2889304075 | 0 |
| 172.55.72.12 | 2889304076 | 0 |
| 172.55.72.13 | 2889304077 | 0 |
| 172.55.72.14 | 2889304078 | 0 |
| 172.55.72.15 | 2889304079 | 0 |
| 172.55.72.16 | 2889304080 | 0 |
| 172.55.72.17 | 2889304081 | 0 |
| 172.55.72.18 | 2889304082 | 0 |
| 172.55.72.19 | 2889304083 | 0 |
| 172.55.72.20 | 2889304084 | 0 |
| 172.55.72.21 | 2889304085 | 0 |
| 172.55.72.22 | 2889304086 | 0 |
| 172.55.72.23 | 2889304087 | 0 |
| 172.55.72.24 | 2889304088 | 0 |
| 172.55.72.25 | 2889304089 | 0 |
| 172.55.72.26 | 2889304090 | 0 |
| 172.55.72.27 | 2889304091 | 0 |
| 172.55.72.28 | 2889304092 | 0 |
| 172.55.72.29 | 2889304093 | 0 |
| 172.55.72.30 | 2889304094 | 0 |
| 172.55.72.31 | 2889304095 | 0 |
| 172.55.72.32 | 2889304096 | 0 |
| 172.55.72.33 | 2889304097 | 0 |
| 172.55.72.34 | 2889304098 | 0 |
| 172.55.72.35 | 2889304099 | 0 |
| 172.55.72.36 | 2889304100 | 0 |
| 172.55.72.37 | 2889304101 | 0 |
| 172.55.72.38 | 2889304102 | 0 |
| 172.55.72.39 | 2889304103 | 0 |
| 172.55.72.40 | 2889304104 | 0 |
| 172.55.72.41 | 2889304105 | 0 |
| 172.55.72.42 | 2889304106 | 0 |
| 172.55.72.43 | 2889304107 | 0 |
| 172.55.72.44 | 2889304108 | 0 |
| 172.55.72.45 | 2889304109 | 0 |
| 172.55.72.46 | 2889304110 | 0 |
| 172.55.72.47 | 2889304111 | 0 |
| 172.55.72.48 | 2889304112 | 0 |
| 172.55.72.49 | 2889304113 | 0 |
| 172.55.72.50 | 2889304114 | 0 |
| 172.55.72.51 | 2889304115 | 0 |
| 172.55.72.52 | 2889304116 | 0 |
| 172.55.72.53 | 2889304117 | 0 |
| 172.55.72.54 | 2889304118 | 0 |
| 172.55.72.55 | 2889304119 | 0 |
| 172.55.72.56 | 2889304120 | 0 |
| 172.55.72.57 | 2889304121 | 0 |
| 172.55.72.58 | 2889304122 | 0 |
| 172.55.72.59 | 2889304123 | 0 |
| 172.55.72.60 | 2889304124 | 0 |
| 172.55.72.61 | 2889304125 | 0 |
| 172.55.72.62 | 2889304126 | 0 |
| 172.55.72.63 | 2889304127 | 0 |
| 172.55.72.64 | 2889304128 | 0 |
| 172.55.72.65 | 2889304129 | 0 |
| 172.55.72.66 | 2889304130 | 0 |
| 172.55.72.67 | 2889304131 | 0 |
| 172.55.72.68 | 2889304132 | 0 |
| 172.55.72.69 | 2889304133 | 0 |
| 172.55.72.70 | 2889304134 | 0 |
| 172.55.72.71 | 2889304135 | 0 |
| 172.55.72.72 | 2889304136 | 0 |
| 172.55.72.73 | 2889304137 | 0 |
| 172.55.72.74 | 2889304138 | 0 |
| 172.55.72.75 | 2889304139 | 0 |
| 172.55.72.76 | 2889304140 | 0 |
| 172.55.72.77 | 2889304141 | 0 |
| 172.55.72.78 | 2889304142 | 0 |
| 172.55.72.79 | 2889304143 | 0 |
| 172.55.72.80 | 2889304144 | 0 |
| 172.55.72.81 | 2889304145 | 0 |
| 172.55.72.82 | 2889304146 | 0 |
| 172.55.72.83 | 2889304147 | 0 |
| 172.55.72.84 | 2889304148 | 0 |
| 172.55.72.85 | 2889304149 | 0 |