Summary
| ASN | AS21928 T-Mobile USA, Inc. |
| BGP | 172.32.0.0/11 |
| Registry | ARIN |
| Country | US |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 2012-09-18 |
| Last Updated | 2026-08-26 |
| 172.40.43.0/24 | N/A | 0 | 1 | 1 |
| 172.40.55.0/24 | N/A | 0 | 1 | 1 |
| 172.40.102.0/24 | N/A | 0 | 1 | 1 |
| 172.40.105.0/24 | N/A | 0 | 1 | 1 |
| 172.40.106.0/24 | N/A | 0 | 1 | 1 |
| 172.40.152.0/24 | N/A | 0 | 1 | 1 |
| 172.40.153.0/24 | N/A | 0 | 1 | 1 |
| 172.40.155.0/24 | N/A | 0 | 1 | 1 |
| 172.40.162.0/24 | N/A | 0 | 1 | 1 |
| 172.40.175.0/24 | N/A | 0 | 1 | 1 |
| 172.40.179.0/24 | N/A | 0 | 1 | 1 |
| 172.40.188.0/24 | N/A | 0 | 1 | 1 |
| 172.40.190.0/24 | N/A | 0 | 1 | 1 |
| 172.40.243.0/24 | N/A | 0 | 1 | 1 |
| 172.40.245.0/24 | N/A | 0 | 1 | 1 |
| 172.40.248.0/24 | N/A | 0 | 1 | 1 |
| 172.40.253.0/24 | N/A | 0 | 1 | 1 |