IPv4 AS & ASN Directory

IP Range CIDR ASN AS Name
12.49.248.0 to 12.49.255.255 12.49.248.0/21 AS7018 AT&T Services Inc. See Range
12.50.0.0 to 12.50.7.255 12.50.0.0/21 AS7018 AT&T Services Inc. See Range
12.50.8.0 to 12.50.8.255 12.50.8.0/24 AS7018 AT&T Services Inc. See Range
12.50.9.0 to 12.50.9.255 12.50.9.0/24 AS26975 Texas Health Resources See Range
12.50.10.0 to 12.50.11.255 12.50.10.0/23 AS7018 AT&T Services Inc. See Range
12.50.12.0 to 12.50.15.255 12.50.12.0/22 AS7018 AT&T Services Inc. See Range
12.50.16.0 to 12.50.17.255 12.50.16.0/23 AS397757 Backroads Broadband See Range
12.50.18.0 to 12.50.18.255 12.50.18.0/24 AS26975 Texas Health Resources See Range
12.50.19.0 to 12.50.19.255 12.50.19.0/24 AS7018 AT&T Services Inc. See Range
12.50.20.0 to 12.50.23.255 12.50.20.0/22 AS7018 AT&T Services Inc. See Range
12.50.24.0 to 12.50.31.255 12.50.24.0/21 AS7018 AT&T Services Inc. See Range
12.50.32.0 to 12.50.33.255 12.50.32.0/23 AS7018 AT&T Services Inc. See Range
12.50.34.0 to 12.50.34.255 12.50.34.0/24 AS7018 AT&T Services Inc. See Range
12.50.35.0 to 12.50.35.255 12.50.35.0/24 AS63474 Sirius Computer Solutions Inc. See Range
12.50.36.0 to 12.50.39.255 12.50.36.0/22 AS7018 AT&T Services Inc. See Range
12.50.40.0 to 12.50.47.255 12.50.40.0/21 AS7018 AT&T Services Inc. See Range
12.50.48.0 to 12.50.55.255 12.50.48.0/21 AS7018 AT&T Services Inc. See Range
12.50.56.0 to 12.50.59.255 12.50.56.0/22 AS7018 AT&T Services Inc. See Range
12.50.60.0 to 12.50.63.255 12.50.60.0/22 AS2386 AT&T Data Communications Services See Range
12.50.64.0 to 12.50.127.255 12.50.64.0/18 AS7018 AT&T Services Inc. See Range
12.50.128.0 to 12.50.255.255 12.50.128.0/17 AS7018 AT&T Services Inc. See Range
12.51.0.0 to 12.51.15.255 12.51.0.0/20 AS7018 AT&T Services Inc. See Range
12.51.16.0 to 12.51.23.255 12.51.16.0/21 AS7018 AT&T Services Inc. See Range
12.51.24.0 to 12.51.25.255 12.51.24.0/23 AS7018 AT&T Services Inc. See Range
12.51.26.0 to 12.51.26.255 12.51.26.0/24 AS26777 CBC Companies Inc. See Range
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