AT&T
Aggregated across every cluster whose name starts with "AT&T" — a single company can be split across many separate clusters (per-datacenter, per-country, or per-subsidiary naming), so this view sums the true total rather than understating it with a single cluster's count.
5,129
Total ranges
28
Matched clusters
Matched clusters
AT&T Japan K.K.
AT&T Global Network Services Switzerland Gmbh
AT&T Technical Services Company, Inc.
AT&T Worldnet Services
AT&T Alascom, Inc.
AT&T EMEA
AT&T Canada
AT&T AP
AT&T COMUNICACIONES DIGITALES S DE RL
AT&T Enterprises, LLC
AT&T Paradyne, NetCare Support Center
AT&T iDNS US
AT&T LABS
AT&T Services, Inc.
AT&T Global Network Services Nederland B.V.
AT&T SERVICES, INC. (GOYA FOODS,INC. PROJECT)
AT&T SERVICES, INC. (BRIGHTVIEW PROJECT SCOTTSDALE)
AT&T WorldNet
AT&T LA
AT&T Corp. - ITS
AT&T WiFi Services
AT&T Network Systems
AT&T Peru BWC
AT&T Bell Laboratories
AT&T Network Services Division
AT&T Customer Support Center
AT&T Consumer IP Services
AT&T Business Information Services
Ranges (5,129)
showing 1–100 of 5,129 — ⬇ export CSV (free export limited to 500 rows — subscribe for the full export)| CIDR | Org name | Cluster | Registry | Status | Confidence |
|---|---|---|---|---|---|
| 7.193.230.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.0.0.0/8 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.0.0.0/22 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.0.0.0/9 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.0.104.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.0.136.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.0.224.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.0.224.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.0.225.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.0.226.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.0.227.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.0.228.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.0.229.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.0.230.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.0.231.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.1.136.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.2.104.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.3.167.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.4.26.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.4.27.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.4.245.0/24 | AT&T Japan K.K. | AT&T Japan K.K. | BGP | ANNOUNCED | ● high |
| 12.6.136.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.8.110.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.11.80.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.11.192.0/19 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.11.224.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.11.240.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.11.254.0/23 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.13.10.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.13.54.0/23 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.13.54.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.13.233.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.14.12.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● medium |
| 12.14.14.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● medium |
| 12.14.147.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.14.152.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.15.184.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.17.156.0/22 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.17.241.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.17.245.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.17.252.0/22 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.18.20.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.19.176.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.19.232.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.20.159.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.20.178.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.22.40.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.22.96.0/22 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.28.131.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.29.116.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.29.117.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.29.118.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.29.119.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.29.167.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.29.196.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.29.197.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.30.10.0/23 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.30.249.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.31.223.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.32.224.0/22 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.35.54.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.37.13.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.37.100.0/23 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.37.132.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.37.152.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.38.168.0/22 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.39.169.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.40.117.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.42.61.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.42.184.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.43.10.0/23 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.43.88.0/22 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.43.88.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.43.89.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.43.90.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.43.91.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.44.118.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.47.66.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.47.84.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.48.163.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.48.206.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.53.15.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.54.143.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.55.0.0/16 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.56.0.0/13 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.68.250.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.71.77.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.71.82.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.71.144.0/24 | AT&T Japan K.K. | AT&T Japan K.K. | BGP | ANNOUNCED | ● high |
| 12.72.0.0/17 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.72.0.0/19 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.72.32.0/21 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.72.40.0/21 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.72.48.0/21 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.72.56.0/21 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.72.64.0/22 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.72.68.0/22 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.72.72.0/22 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.72.76.0/23 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
| 12.72.82.0/23 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● high |
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Uses the REST API.