at
Aggregated across every cluster whose name starts with "at" — 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.
7,136
Total ranges
1,117
Matched clusters
Matched clusters
AT-DEV-NO-01
AT-DEV-NL-02
AT-DEV-CH-01
AT-MADHALTLENGBACH-20240103
AT_T_GLOBAL_NETWORK_SERVICES_DEUTSCHLAND_GMBH
AT-CREAMFINANCE-DNS1
AT-EUN-rubiconITGmbH-A1069369
AT-NETCUP-01
AT-TMS
AT-TECHNIC--ST-QUENTIN
AT-STAKA-DOCSIS-STATIC-CUST-UBR7225-Frohnleiten2-AT-NET
AT-COLT-XFER-104
AT-AND-T
AT-DIGITALNOVA-2A0EA500-32
AT-BDS-0001
AT-RSMCONNECT-5020-SALZBURG-TECHNO-Z-BGP-LINKNETZ-RUHNET-1
AT&T Japan K.K.
AT-RSMCONNECT-5020-SALZBURG-TECHNO-Z
AT-RSMCONNECT-5020-SALZBURG-TECHNO-Z-BGP-LINKNETZ-RUHNET-2
AT-RSMCONNECT-5020-SALZBURG-TECHNO-Z-LINKNETZ-BGP-ROUTERS
AT-RSMCONNECT-5020-SALZBURG-TECHNO-Z-LINKNETZ-RUHNET-1
AT-RSMCONNECT-5020-SALZBURG-TECHNO-Z-LINKNETZ-RUHNET-2
AT-SIEMENS-NET
AT-SCHNEIDERELECTRIC-NET
AT-WILLHABEN-20240825
AT-AEC-NET
AT-MERCEDESWIESENTHAL-NET
AT-ELILILLY-NET
AT-REDBULL-NET4
AT-FREIHEITLICHEPARTEI-NET
AT-RAYNELIN-NET
AT-GHEORGHE-CHESLER-NET
AT-SBR-NET2
AT-SBR-NET1
AT-METROPOLITAN-NET
AT-WOLFORD-NET2
AT-WOLFORD-NET1
AT-BANK-AUSTRIA-NET
AT-OLYMPWERK-NET
AT-SPECHT-NET1
AT-SPECHT-NET2
AT-AMATIL-NET2
AT-KP-961218
AT-AVI-NET2
AT-AVI-NET4
AT-AVI-NET3
AT-TYROLIT-NET
AT-NORDSTERNCOLONIA-NET1
AT-NORDSTERNCOLONIA-NET2
AT-NORDSTERNCOLONIA-NET3
AT-AMBOS-NET2
AT-SATTLERTEXTIL-NET
AT-MABABETONWAREN-NET
AT-KUEHNEUNDNAGEL-NET1
AT-VERBANDVERSICHER-NET
AT-SIBLIK-NET
AT-MANAGEMENTDATA-NET1
AT-BIW-NET
AT-HEXCEL-NET
AT-SWARCO-NET
+1057 more
Ranges (7,136)
showing 301–400 of 7,136 — ⬇ export CSV (free export limited to 500 rows — subscribe for the full export)| CIDR | Org name | Cluster | Registry | Status | Confidence |
|---|---|---|---|---|---|
| 12.163.208.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.163.240.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.164.24.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.164.80.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.164.100.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.164.112.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.164.176.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.165.16.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.165.35.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.165.40.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.165.216.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.165.240.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.166.48.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.166.168.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.166.176.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.166.243.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.167.48.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.167.90.0/23 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.167.90.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.167.91.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.167.100.0/22 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.167.120.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.167.208.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.168.8.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.168.16.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.168.17.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.168.40.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.168.48.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.168.136.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.168.152.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.168.200.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.168.240.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.169.8.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.169.16.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.169.17.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.169.72.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.169.80.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.169.136.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.169.240.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.170.8.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.170.56.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.170.72.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.170.168.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.170.176.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.171.80.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.171.92.0/23 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.171.104.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.171.108.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.171.136.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.171.144.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.171.168.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.171.196.0/22 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.171.200.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.171.214.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.172.8.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.172.36.0/22 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.172.40.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.172.152.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.173.16.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.173.40.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.173.41.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.173.80.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.173.104.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.173.112.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.173.240.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.174.8.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.174.16.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.174.72.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.174.248.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.175.8.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.175.56.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.175.80.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.175.104.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.175.144.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.175.176.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.176.8.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.176.36.0/22 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.176.80.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.176.112.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.176.136.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.176.144.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.176.176.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.176.208.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.176.240.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.177.2.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.177.3.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.177.52.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.177.104.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.177.144.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.177.168.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.177.176.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.178.29.0/24 | AT&T Enterprises, LLC | AT&T Enterprises, LLC | BGP | ANNOUNCED | ● low |
| 12.178.40.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.178.48.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.178.104.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.178.120.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.178.208.0/20 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.178.210.0/24 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ASSIGNMENT | ● high |
| 12.178.228.0/22 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
| 12.178.232.0/21 | AT&T Services, Inc. | AT&T Services, Inc. | ARIN | ALLOCATION | ● high |
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Uses the REST API.