IPv4 AS & ASN Directory

IP Range CIDR ASN AS Name
12.171.10.0 to 12.171.11.255 12.171.10.0/23 AS7018 AT&T Services Inc. See Range
12.171.12.0 to 12.171.15.255 12.171.12.0/22 AS7018 AT&T Services Inc. See Range
12.171.16.0 to 12.171.31.255 12.171.16.0/20 AS7018 AT&T Services Inc. See Range
12.171.32.0 to 12.171.63.255 12.171.32.0/19 AS7018 AT&T Services Inc. See Range
12.171.64.0 to 12.171.79.255 12.171.64.0/20 AS7018 AT&T Services Inc. See Range
12.171.80.0 to 12.171.83.255 12.171.80.0/22 AS7018 AT&T Services Inc. See Range
12.171.84.0 to 12.171.84.255 12.171.84.0/24 AS7018 AT&T Services Inc. See Range
12.171.85.0 to 12.171.85.255 12.171.85.0/24 AS40458 CMFG Life Insurance Company See Range
12.171.86.0 to 12.171.87.255 12.171.86.0/23 AS7018 AT&T Services Inc. See Range
12.171.88.0 to 12.171.89.255 12.171.88.0/23 AS7018 AT&T Services Inc. See Range
12.171.90.0 to 12.171.90.255 12.171.90.0/24 AS26694 ADM Investor Services Inc See Range
12.171.91.0 to 12.171.91.255 12.171.91.0/24 AS7018 AT&T Services Inc. See Range
12.171.92.0 to 12.171.93.255 12.171.92.0/23 AS32787 Akamai Technologies Inc. See Range
12.171.94.0 to 12.171.94.255 12.171.94.0/24 AS7723 Emergency 24 See Range
12.171.95.0 to 12.171.95.255 12.171.95.0/24 AS7018 AT&T Services Inc. See Range
12.171.96.0 to 12.171.103.255 12.171.96.0/21 AS7018 AT&T Services Inc. See Range
12.171.104.0 to 12.171.107.255 12.171.104.0/22 AS7018 AT&T Services Inc. See Range
12.171.108.0 to 12.171.109.255 12.171.108.0/23 AS2386 AT&T Data Communications Services See Range
12.171.110.0 to 12.171.111.255 12.171.110.0/23 AS7018 AT&T Services Inc. See Range
12.171.112.0 to 12.171.127.255 12.171.112.0/20 AS7018 AT&T Services Inc. See Range
12.171.128.0 to 12.171.135.255 12.171.128.0/21 AS7018 AT&T Services Inc. See Range
12.171.136.0 to 12.171.136.255 12.171.136.0/24 AS7018 AT&T Services Inc. See Range
12.171.137.0 to 12.171.137.255 12.171.137.0/24 AS26842 Mfxchange US Inc See Range
12.171.138.0 to 12.171.139.255 12.171.138.0/23 AS7018 AT&T Services Inc. See Range
12.171.140.0 to 12.171.143.255 12.171.140.0/22 AS7018 AT&T Services Inc. See Range