IPv4 AS & ASN Directory

IP Range CIDR ASN AS Name
12.204.212.0 to 12.204.215.255 12.204.212.0/22 AS7018 AT&T Services Inc. See Range
12.204.216.0 to 12.204.223.255 12.204.216.0/21 AS19957 AT&T Corp. See Range
12.204.224.0 to 12.204.255.255 12.204.224.0/19 AS7018 AT&T Services Inc. See Range
12.205.0.0 to 12.205.7.255 12.205.0.0/21 AS7018 AT&T Services Inc. See Range
12.205.8.0 to 12.205.11.255 12.205.8.0/22 AS7018 AT&T Services Inc. See Range
12.205.12.0 to 12.205.13.255 12.205.12.0/23 AS7018 AT&T Services Inc. See Range
12.205.14.0 to 12.205.14.255 12.205.14.0/24 AS40230 Columbus Telephone Company Incorporated See Range
12.205.15.0 to 12.205.15.255 12.205.15.0/24 AS7018 AT&T Services Inc. See Range
12.205.16.0 to 12.205.31.255 12.205.16.0/20 AS7018 AT&T Services Inc. See Range
12.205.32.0 to 12.205.63.255 12.205.32.0/19 AS7018 AT&T Services Inc. See Range
12.205.64.0 to 12.205.95.255 12.205.64.0/19 AS11992 AT&T Mobility Puerto Rico See Range
12.205.96.0 to 12.205.96.255 12.205.96.0/24 AS11992 AT&T Mobility Puerto Rico See Range
12.205.97.0 to 12.205.97.255 12.205.97.0/24 AS22888 Sistema Universitario Ana G. Mendez See Range
12.205.98.0 to 12.205.99.255 12.205.98.0/23 AS11992 AT&T Mobility Puerto Rico See Range
12.205.100.0 to 12.205.103.255 12.205.100.0/22 AS11992 AT&T Mobility Puerto Rico See Range
12.205.104.0 to 12.205.111.255 12.205.104.0/21 AS11992 AT&T Mobility Puerto Rico See Range
12.205.112.0 to 12.205.127.255 12.205.112.0/20 AS11992 AT&T Mobility Puerto Rico See Range
12.205.128.0 to 12.205.135.255 12.205.128.0/21 AS7018 AT&T Services Inc. See Range
12.205.136.0 to 12.205.137.255 12.205.136.0/23 AS53325 Byers Engineering Company See Range
12.205.138.0 to 12.205.139.255 12.205.138.0/23 AS7018 AT&T Services Inc. See Range
12.205.140.0 to 12.205.141.255 12.205.140.0/23 AS53325 Byers Engineering Company See Range
12.205.142.0 to 12.205.143.255 12.205.142.0/23 AS7018 AT&T Services Inc. See Range
12.205.144.0 to 12.205.159.255 12.205.144.0/20 AS7018 AT&T Services Inc. See Range
12.205.160.0 to 12.205.163.255 12.205.160.0/22 AS7018 AT&T Services Inc. See Range
12.205.164.0 to 12.205.164.255 12.205.164.0/24 AS7018 AT&T Services Inc. See Range