IPv4 AS & ASN Directory

IP Range CIDR ASN AS Name
12.1.216.0 to 12.1.217.255 12.1.216.0/23 AS7018 AT&T Services Inc. See Range
12.1.218.0 to 12.1.218.255 12.1.218.0/24 AS7018 AT&T Services Inc. See Range
12.1.219.0 to 12.1.219.255 12.1.219.0/24 AS2386 AT&T Data Communications Services See Range
12.1.220.0 to 12.1.223.255 12.1.220.0/22 AS7018 AT&T Services Inc. See Range
12.1.224.0 to 12.1.255.255 12.1.224.0/19 AS7018 AT&T Services Inc. See Range
12.2.0.0 to 12.2.7.255 12.2.0.0/21 AS7018 AT&T Services Inc. See Range
12.2.8.0 to 12.2.11.255 12.2.8.0/22 AS7018 AT&T Services Inc. See Range
12.2.12.0 to 12.2.13.255 12.2.12.0/23 AS7018 AT&T Services Inc. See Range
12.2.14.0 to 12.2.14.255 12.2.14.0/24 AS7018 AT&T Services Inc. See Range
12.2.15.0 to 12.2.15.255 12.2.15.0/24 AS1642 Colorcon Inc See Range
12.2.16.0 to 12.2.19.255 12.2.16.0/22 AS7018 AT&T Services Inc. See Range
12.2.20.0 to 12.2.21.255 12.2.20.0/23 AS7018 AT&T Services Inc. See Range
12.2.22.0 to 12.2.22.255 12.2.22.0/24 AS13938 SS&C Technologies Inc. See Range
12.2.23.0 to 12.2.23.255 12.2.23.0/24 AS7018 AT&T Services Inc. See Range
12.2.24.0 to 12.2.31.255 12.2.24.0/21 AS7018 AT&T Services Inc. See Range
12.2.32.0 to 12.2.33.255 12.2.32.0/23 AS7018 AT&T Services Inc. See Range
12.2.34.0 to 12.2.34.255 12.2.34.0/24 AS7018 AT&T Services Inc. See Range
12.2.35.0 to 12.2.35.255 12.2.35.0/24 AS21822 JD Byrider Systems Inc See Range
12.2.36.0 to 12.2.39.255 12.2.36.0/22 AS7018 AT&T Services Inc. See Range
12.2.40.0 to 12.2.47.255 12.2.40.0/21 AS7018 AT&T Services Inc. See Range
12.2.48.0 to 12.2.63.255 12.2.48.0/20 AS7018 AT&T Services Inc. See Range
12.2.64.0 to 12.2.127.255 12.2.64.0/18 AS7018 AT&T Services Inc. See Range
12.2.128.0 to 12.2.135.255 12.2.128.0/21 AS7018 AT&T Services Inc. See Range
12.2.136.0 to 12.2.139.255 12.2.136.0/22 AS7018 AT&T Services Inc. See Range
12.2.140.0 to 12.2.141.255 12.2.140.0/23 AS7018 AT&T Services Inc. See Range