IP subnet details

63.240.0.0/15

AS7018  — AT&T Enterprises, LLC

Summary

Country
US United States
Domain att.net
Size 131,072
Registry ARIN
Network Name CERFNET-BLK-5

Whois

American Registry for Internet Numbers NET63 (NET-63-0-0-0-0) 63.0.0.0 - 63.255.255.255
AT&T Enterprises, LLC CERFNET-BLK-5 (NET-63-240-0-0-1) 63.240.0.0 - 63.242.255.255

CIDR IP address subranges within 63.240.0.0/15 subnet

  • 63.240.0.0/23
  • 63.240.2.0/23
  • 63.240.4.0/23
  • 63.240.6.0/23
  • 63.240.8.0/23
  • 63.240.10.0/23
  • 63.240.12.0/23
  • 63.240.14.0/23
  • 63.240.16.0/23
  • 63.240.18.0/23
  • 63.240.20.0/23
  • 63.240.22.0/23
  • 63.240.24.0/23
  • 63.240.26.0/23
  • 63.240.28.0/23
  • 63.240.30.0/23
  • 63.240.32.0/23
  • 63.240.34.0/23
  • 63.240.36.0/23
  • 63.240.38.0/23
  • 63.240.40.0/23
  • 63.240.42.0/23
  • 63.240.44.0/23
  • 63.240.46.0/23
  • 63.240.48.0/23
  • 63.240.50.0/23
  • 63.240.52.0/23
  • 63.240.54.0/23
  • 63.240.56.0/23
  • 63.240.58.0/23
  • 63.240.60.0/23
  • 63.240.62.0/23
  • 63.240.64.0/23
  • 63.240.66.0/23
  • 63.240.68.0/23
  • 63.240.70.0/23
  • 63.240.72.0/23
  • 63.240.74.0/23
  • 63.240.76.0/23
  • 63.240.78.0/23
  • 63.240.80.0/23
  • 63.240.82.0/23
  • 63.240.84.0/23
  • 63.240.86.0/23
  • 63.240.88.0/23
  • 63.240.90.0/23
  • 63.240.92.0/23
  • 63.240.94.0/23
  • 63.240.96.0/23
  • 63.240.98.0/23
  • 63.240.100.0/23
  • 63.240.102.0/23
  • 63.240.104.0/23
  • 63.240.106.0/23
  • 63.240.108.0/23
  • 63.240.110.0/23
  • 63.240.112.0/23
  • 63.240.114.0/23
  • 63.240.116.0/23
  • 63.240.118.0/23
  • 63.240.120.0/23
  • 63.240.122.0/23
  • 63.240.124.0/23
  • 63.240.126.0/23
  • 63.240.128.0/23
  • 63.240.130.0/23
  • 63.240.132.0/23
  • 63.240.134.0/23
  • 63.240.136.0/23
  • 63.240.138.0/23
  • 63.240.140.0/23
  • 63.240.142.0/23
  • 63.240.144.0/23
  • 63.240.146.0/23
  • 63.240.148.0/23
  • 63.240.150.0/23
  • 63.240.152.0/23
  • 63.240.154.0/23
  • 63.240.156.0/23
  • 63.240.158.0/23
  • 63.240.160.0/23
  • 63.240.162.0/23
  • 63.240.164.0/23
  • 63.240.166.0/23
  • 63.240.168.0/23
  • 63.240.170.0/23
  • 63.240.172.0/23
  • 63.240.174.0/23
  • 63.240.176.0/23
  • 63.240.178.0/23
  • 63.240.180.0/23
  • 63.240.182.0/23
  • 63.240.184.0/23
  • 63.240.186.0/23
  • 63.240.188.0/23
  • 63.240.190.0/23
  • 63.240.192.0/23
  • 63.240.194.0/23
  • 63.240.196.0/23
  • 63.240.198.0/23
  • 63.240.200.0/23
  • 63.240.202.0/23
  • 63.240.204.0/23
  • 63.240.206.0/23
  • 63.240.208.0/23
  • 63.240.210.0/23
  • 63.240.212.0/23
  • 63.240.214.0/23
  • 63.240.216.0/23
  • 63.240.218.0/23
  • 63.240.220.0/23
  • 63.240.222.0/23
  • 63.240.224.0/23
  • 63.240.226.0/23
  • 63.240.228.0/23
  • 63.240.230.0/23
  • 63.240.232.0/23
  • 63.240.234.0/23
  • 63.240.236.0/23
  • 63.240.238.0/23
  • 63.240.240.0/23
  • 63.240.242.0/23
  • 63.240.244.0/23
  • 63.240.246.0/23
  • 63.240.248.0/23
  • 63.240.250.0/23
  • 63.240.252.0/23
  • 63.240.254.0/23
  • 63.241.0.0/23
  • 63.241.2.0/23
  • 63.241.4.0/23
  • 63.241.6.0/23
  • 63.241.8.0/23
  • 63.241.10.0/23
  • 63.241.12.0/23
  • 63.241.14.0/23
  • 63.241.16.0/23
  • 63.241.18.0/23
  • 63.241.20.0/23
  • 63.241.22.0/23
  • 63.241.24.0/23
  • 63.241.26.0/23
  • 63.241.28.0/23
  • 63.241.30.0/23
  • 63.241.32.0/23
  • 63.241.34.0/23
  • 63.241.36.0/23
  • 63.241.38.0/23
  • 63.241.40.0/23
  • 63.241.42.0/23
  • 63.241.44.0/23
  • 63.241.46.0/23
  • 63.241.48.0/23
  • 63.241.50.0/23
  • 63.241.52.0/23
  • 63.241.54.0/23
  • 63.241.56.0/23
  • 63.241.58.0/23
  • 63.241.60.0/23
  • 63.241.62.0/23
  • 63.241.64.0/23
  • 63.241.66.0/23
  • 63.241.68.0/23
  • 63.241.70.0/23
  • 63.241.72.0/23
  • 63.241.74.0/23
  • 63.241.76.0/23
  • 63.241.78.0/23
  • 63.241.80.0/23
  • 63.241.82.0/23
  • 63.241.84.0/23
  • 63.241.86.0/23
  • 63.241.88.0/23
  • 63.241.90.0/23
  • 63.241.92.0/23
  • 63.241.94.0/23
  • 63.241.96.0/23
  • 63.241.98.0/23
  • 63.241.100.0/23
  • 63.241.102.0/23
  • 63.241.104.0/23
  • 63.241.106.0/23
  • 63.241.108.0/23
  • 63.241.110.0/23
  • 63.241.112.0/23
  • 63.241.114.0/23
  • 63.241.116.0/23
  • 63.241.118.0/23
  • 63.241.120.0/23
  • 63.241.122.0/23
  • 63.241.124.0/23
  • 63.241.126.0/23
  • 63.241.128.0/23
  • 63.241.130.0/23
  • 63.241.132.0/23
  • 63.241.134.0/23
  • 63.241.136.0/23
  • 63.241.138.0/23
  • 63.241.140.0/23
  • 63.241.142.0/23
  • 63.241.144.0/23
  • 63.241.146.0/23
  • 63.241.148.0/23
  • 63.241.150.0/23
  • 63.241.152.0/23
  • 63.241.154.0/23
  • 63.241.156.0/23
  • 63.241.158.0/23
  • 63.241.160.0/23
  • 63.241.162.0/23
  • 63.241.164.0/23
  • 63.241.166.0/23
  • 63.241.168.0/23
  • 63.241.170.0/23
  • 63.241.172.0/23
  • 63.241.174.0/23
  • 63.241.176.0/23
  • 63.241.178.0/23
  • 63.241.180.0/23
  • 63.241.182.0/23
  • 63.241.184.0/23
  • 63.241.186.0/23
  • 63.241.188.0/23
  • 63.241.190.0/23
  • 63.241.192.0/23
  • 63.241.194.0/23
  • 63.241.196.0/23
  • 63.241.198.0/23
  • 63.241.200.0/23
  • 63.241.202.0/23
  • 63.241.204.0/23
  • 63.241.206.0/23
  • 63.241.208.0/23
  • 63.241.210.0/23
  • 63.241.212.0/23
  • 63.241.214.0/23
  • 63.241.216.0/23
  • 63.241.218.0/23
  • 63.241.220.0/23
  • 63.241.222.0/23
  • 63.241.224.0/23
  • 63.241.226.0/23
  • 63.241.228.0/23
  • 63.241.230.0/23
  • 63.241.232.0/23
  • 63.241.234.0/23
  • 63.241.236.0/23
  • 63.241.238.0/23
  • 63.241.240.0/23
  • 63.241.242.0/23
  • 63.241.244.0/23
  • 63.241.246.0/23
  • 63.241.248.0/23
  • 63.241.250.0/23
  • 63.241.252.0/23
  • 63.241.254.0/23

Get started with 100,000 free lookups: sign up