ASN Lookup Tool

AS21928
T Mobile USA, Inc. t-mobile.com US US 587 Routes

AS21928T Mobile USA, Inc.

AS Number 21928
AS Name T-MOBILE-AS21928
Organization T Mobile USA, Inc.(tmobi)
Country US
Website t-mobile.com
Number of IPv4 Routes 337
Number of IPv6 Routes 250
ASN type ISP
Registry ARIN
Date Allocated 2012-02-24

IP Ranges

Route # IPs
208.54.142.0/24 256
172.58.0.0/15 131072
2607:fb90:3c00::/40 ~309×10²⁴
172.56.18.0/23 512
66.94.29.0/24 256
208.54.112.0/24 256
100.128.0.0/9 8388608
2607:fb90:2300::/40 ~309×10²⁴
2607:fb91:2d00::/40 ~309×10²⁴
buy plan 8192
buy plan ~309×10²⁴
buy plan ~309×10²⁴
buy plan 256
buy plan ~309×10²⁴

Raw Whois Response

                                  #
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https:/​/​www.arin.net/​resources/​registry/​whois/​tou/​
#
# If you see inaccuracies in the results, please report at
# https:/​/​www.arin.net/​resources/​registry/​whois/​inaccuracy_reporting/​
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       21928
ASName:         T-MOBILE-AS21928
ASHandle:       AS21928
RegDate:        2002-06-12
Updated:        2012-02-24    
Ref:            https:/​/​rdap.arin.net/​registry/​autnum/​21928



OrgName:        T-Mobile USA, Inc.
OrgId:          TMOBI
Address:        12920 SE 38th Street
City:           Bellevue
StateProv:      WA
PostalCode:     98006
Country:        US
RegDate:        2003-01-02
Updated:        2017-01-28
Ref:            https:/​/​rdap.arin.net/​registry/​entity/​TMOBI


OrgAbuseHandle: ABUSE4857-ARIN
OrgAbuseName:   abuse
OrgAbusePhone:  +1-888-662-4662 
OrgAbuseEmail:  abuse@t-mobile.com
OrgAbuseRef:    https:/​/​rdap.arin.net/​registry/​entity/​ABUSE4857-ARIN

OrgTechHandle: DNSAD11-ARIN
OrgTechName:   DNS Administrators
OrgTechPhone:  +1-888-662-4662 
OrgTechEmail:  ARINtechcontact@t-mobile.com
OrgTechRef:    https:/​/​rdap.arin.net/​registry/​entity/​DNSAD11-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https:/​/​www.arin.net/​resources/​registry/​whois/​tou/​
#
# If you see inaccuracies in the results, please report at
# https:/​/​www.arin.net/​resources/​registry/​whois/​inaccuracy_reporting/​
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#
            

Parsed Whois Response

Peers

AS Number Description Country
AS21738 Rozint US
AS62913 SpeedyNet PR
AS393577 Tritan Development US
AS401703 Ordinal Advisors LLC US
AS9505 Chunghwa Telecom Co., Ltd. TW
AS38880 Micron21 Datacentre Pty Ltd AU
AS14537 Continent 8 LLC US
AS267256 ONETIS TECNOLOGIA LTDA BR
AS37468 Angola Cables AO
AS199524 G-Core Labs S.A. LU
AS293 ESnet US
AS400318 Versa Networks, Inc. US
AS53597 Hoyos Consulting LLC US
AS46733 x6c US
AS6461 Zayo Bandwidth US
AS58453 China Mobile International Limited HK
AS263237 PowerHost Telecom SPA CL
AS32590 Valve Corporation US
AS38439 ZFS.RENT LLC US
buy plan Everythink Innovations Limited CA
buy plan RackGenius US
buy plan NETWORK INNOVATIONS, LLC US
buy plan TDS TELECOM US
buy plan GSL Networks Pty LTD AU

Upstreams

AS Number Description Country
AS9304 HGC Global Communications Limited HK
AS7195 EDGEUNO S.A.S CO
AS9505 Chunghwa Telecom Co., Ltd. TW
AS6939 Hurricane Electric LLC US
AS64289 Macarne.com US
AS33891 Core Backbone GmbH DE
AS37468 Angola Cables AO
AS394256 Tech Futures Interactive Inc. CA
AS52025 ParadoxNetworks Limited GB
buy plan PEER 1031 LLC US
buy plan Australian Academic and Research Network AU
buy plan Level 3 Parent, LLC US
buy plan GSL Networks Pty LTD AU
buy plan Rede Nacional de Ensino e Pesquisa BR

Downstreams

AS Number Description Country
AS22140 T Mobile USA, Inc. US
AS16550 Google LLC US
AS400318 Versa Networks, Inc. US

Contacts

Email Contacts

Abuse Contacts

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