IP subnet details

209.57.240.0/20

AS6079  — RCN

Summary

Country
US United States
Domain ntt.net
Size 4,096
Registry ARIN
Network Name NTTA-209-57

Whois

American Registry for Internet Numbers NET209 (NET-209-0-0-0-0) 209.0.0.0 - 209.255.255.255
NTT America, Inc. NTTA-209-57 (NET-209-57-0-0-1) 209.57.0.0 - 209.57.255.255

CIDR IP address subranges within 209.57.240.0/20 subnet

  • 209.57.240.0/24
  • 209.57.241.0/24
  • 209.57.242.0/24
  • 209.57.243.0/24
  • 209.57.244.0/24
  • 209.57.245.0/24
  • 209.57.246.0/24
  • 209.57.247.0/24
  • 209.57.248.0/24
  • 209.57.249.0/24
  • 209.57.250.0/24
  • 209.57.251.0/24
  • 209.57.252.0/24
  • 209.57.253.0/24
  • 209.57.254.0/24
  • 209.57.255.0/24

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