Autonomous system
AS21928
T-MOBILE-AS21928 - T-Mobile USA, Inc., US
Mobile carrier
A mobile carrier network. Addresses here are shared through carrier-grade NAT across large numbers of subscribers, so they identify a region rather than a person.
ASN
AS21928
Operator
T-MOBILE-AS21928 - T-Mobile USA, Inc., US
Registry country
🇺🇸 United States
Registry
ARIN
Allocated
2002-06-12
Classification
Mobile carrier
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Resolved live from the Team Cymru ASN mapping service over DNS-over-HTTPS at request time, so the operator name and allocation reflect current registry data. Classification is ours, derived from a curated table checked against the RIPE NCC asnames registry.