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AS21928 — T-Mobile USA, Inc.

ASN
AS21928
Country
United States
Total Prefixes
1,842
Reputation
50/100

Network Information

AS Number
21928
Organization
T-Mobile USA, Inc.
Network Type
unknown
Registry (RIR)
ARIN (North America)
IPv4 Prefixes
39
IPv6 Prefixes
1,803
Peer Count
0

Contact & Metadata

Country
United States (US)
Reputation
50/100
Last Updated
March 8, 2026

Announced Prefixes (sample)

PrefixCountryCity
::18dd:0/112United States—
::414c:0/112United States—
::425e:0/115United States—
::4418:5200/119United States—
::4418:c000/116United StatesAtlanta
::4419:0/112United StatesChicago
::48fa:0/114United States—
::48fa:4000/116United StatesChicago
::48fa:6000/116United States—
::4a3c:0/111United States—
::4b7a:0/111United StatesCharlotte
::6141:6900/120United StatesSpokane
::6480:0/105United States—
::6898:1400/118United States—
::a2a0:0/107United States—
::a714:0/112United States—
::a849:0/112United States—
::aace:0/112United StatesCharlotte
::ac20:0/107United States—
::ad04:0/112United StatesAtlanta
::ae8d:d000/116United States—
::ce1d:a800/118United States—
::ce1d:bc00/118United States—
::d036:0/116United States—
::d036:1000/118United States—
::d036:1400/119United States—
::d036:1800/117United States—
::d036:2000/120United States—
::d036:2200/119United States—
::d036:2400/118United States—
::d036:2800/117United States—
::d036:3000/116United States—
::d036:4000/116United StatesBirmingham
::d036:5000/120United States—
::d036:5200/119United States—
::d036:5400/118United States—
::d036:5800/117United States—
::d036:6000/115United States—
::d036:8000/115United StatesDenver
24.221.0.0/16United States—
2001:0:18dd::/48United States—
2001:0:414c::/48United States—
2001:0:425e::/51United States—
2001:0:4418:5200::/55United States—
2001:0:4418:c000::/52United StatesAtlanta
2001:0:4419::/48United StatesChicago
2001:0:48fa::/50United States—
2001:0:48fa:4000::/52United StatesChicago
2001:0:48fa:6000::/52United States—
2001:0:4a3c::/47United States—
2001:0:4b7a::/47United StatesCharlotte
2001:0:6141:6900::/56United StatesSpokane
2001:0:6480::/41United States—
2001:0:6898:1400::/54United States—
2001:0:a2a0::/43United States—
2001:0:a714::/48United States—
2001:0:a849::/48United States—
2001:0:aace::/48United StatesCharlotte
2001:0:ac20::/43United States—
2001:0:ad04::/48United StatesAtlanta
2001:0:ae8d:d000::/52United States—
2001:0:ce1d:a800::/54United States—
2001:0:ce1d:bc00::/54United States—
2001:0:d036::/52United States—
2001:0:d036:1000::/54United States—
2001:0:d036:1400::/55United States—
2001:0:d036:1800::/53United States—
2001:0:d036:2000::/56United States—
2001:0:d036:2200::/55United States—
2001:0:d036:2400::/54United States—
2001:0:d036:2800::/53United States—
2001:0:d036:3000::/52United States—
2001:0:d036:4000::/52United StatesBirmingham
2001:0:d036:5000::/56United States—
2001:0:d036:5200::/55United States—
2001:0:d036:5400::/54United States—
2001:0:d036:5800::/53United States—
2001:0:d036:6000::/51United States—
2001:0:d036:8000::/51United StatesDenver
2001:4870:150::/44United States—
2001:4870:e00b::/48United States—
2002:18dd::/32United States—
2002:414c::/32United States—
2002:425e::/35United States—
2002:4418:5200::/39United States—
2002:4418:c000::/36United StatesAtlanta
2002:4419::/32United StatesChicago
2002:48fa::/34United States—
2002:48fa:4000::/36United StatesChicago
2002:48fa:6000::/36United States—
2002:4a3c::/31United States—
2002:4b7a::/31United StatesCharlotte
2002:6141:6900::/40United StatesSpokane
2002:6480::/25United States—
2002:6898:1400::/38United States—
2002:a2a0::/27United States—
2002:a714::/32United States—
2002:a849::/32United States—
2002:aace::/32United StatesCharlotte
2002:ac20::/27United States—

Showing first 100 prefixes. AS21928 announces 1,842 total.

About AS21928

AS21928 (T-Mobile USA, Inc.) is an unknown network registered under ARIN (North America) and headquartered in United States.

The network announces 39 IPv4 and 1,803 IPv6 prefixes, maintains peering relationships with 0 other autonomous systems, and has a reputation score of 50/100.