• Network Info
  • Whois
  • RDAP
  • DNS
  • IRR
  • Propagation
  • Visibility
  • Routes
  • Traceroute
Announced By
OriginOrigin RegistrantPrefixPrefix Registrant
AS21928 T-Mobile USA, Inc.
IRR Valid
ROA Signed and Valid
173.4.64.0/19
T-Mobile USA, Inc.
Less Specific Delegations
RegistryStatusPrefixCC
arin allocated 173.4.0.0/14 US United States