• Network Info
  • Whois
  • RDAP
  • DNS
  • IRR
  • Propagation
  • Visibility
  • Routes
  • Traceroute
Announced By
OriginOrigin RegistrantPrefixPrefix Registrant
AS5972 DoD Network Information Center 139.39.172.0/23 DoD Network Information Center
Less Specific Delegations
RegistryStatusPrefixCC
arin allocated 139.39.0.0/16 US United States