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ASN Lookup Tool
AS21928 T-MOBILE-AS21928

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS21928
Organisation
T-Mobile USA, Inc.
Name
T-MOBILE-AS21928
Total IPv4 Addresses
12,289,024
Total IPv4 Prefixes
495
Total IPv6 Prefixes
410
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#37 out of 79,566
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
Registration Last Change
2012-02-24
Receiving From
ASN
Organisation
AS1239
US flagCogent Communications, LLC
AS22850
US flagPIT US
AS7922
US flagComcast Cable Communications, LLC
AS4766
KR flagKorea Telecom
AS3356
US flagLevel 3 Parent, LLC
Showing 5 of 69
Transit To
ASN
Organisation
AS65137
WORLD flagPrivate Use AS
AS400318
US flagVersa Networks, Inc.
AS16550
US flagGoogle LLC
AS65138
WORLD flagPrivate Use AS
AS22140
US flagT-Mobile USA, Inc.
IPv4 Active Prefixes
PrefixRange FromRange To
24.221.0.0/2124.221.0.024.221.7.255
24.221.8.0/2124.221.8.024.221.15.255
24.221.16.0/2024.221.16.024.221.31.255
24.221.32.0/2124.221.32.024.221.39.255
24.221.40.0/2124.221.40.024.221.47.255
Showing 5 of 495
IPv6 Active Prefixes
PrefixRange FromRange To
2001:4870:150::/442001:4870:150::2001:4870:15f:ffff:ffff:ffff:ffff:ffff
2001:4870:e00b::/482001:4870:e00b::2001:4870:e00b:ffff:ffff:ffff:ffff:ffff
2607:fb90::/402607:fb90::2607:fb90:ff:ffff:ffff:ffff:ffff:ffff
2607:fb90:100::/402607:fb90:100::2607:fb90:1ff:ffff:ffff:ffff:ffff:ffff
2607:fb90:200::/402607:fb90:200::2607:fb90:2ff:ffff:ffff:ffff:ffff:ffff
Showing 5 of 410