AT&T Technical Services Company, Inc.
Data as of 2026-09-27
BGP inherited
This organisation
| Netblocks | 14 · 3,840 IPv4 addresses |
| Record ID | 245474301 |
| Registry | BGP |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 6 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (14)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 192.31.9.0/24 | AT&T Technical Services Company, Inc. | BGP | ANNOUNCED | ● high |
| 192.246.37.0/24 | AT&T Technical Services Company, Inc. | BGP | ANNOUNCED | ● high |
| 198.17.99.0/24 | AT&T Technical Services Company, Inc. | BGP | ANNOUNCED | ● high |
| 198.22.152.0/24 | AT&T Technical Services Company, Inc. | BGP | ANNOUNCED | ● high |
| 198.137.234.0/23 | AT&T Technical Services Company, Inc. | BGP | ANNOUNCED | ● high |
| 199.74.244.0/24 | AT&T Technical Services Company, Inc. | ARIN | DIRECT ALLOCATION | ● high |
| 199.79.216.0/24 | AT&T Technical Services Company, Inc. | ARIN | DIRECT ALLOCATION | ● high |
| 199.89.132.0/23 | AT&T Technical Services Company, Inc. | BGP | ANNOUNCED | ● high |
| 199.89.158.0/23 | AT&T Technical Services Company, Inc. | BGP | ANNOUNCED | ● high |
| 199.89.158.0 – 199.89.160.255 | AT&T Technical Services Company, Inc. | ARIN | DIRECT ALLOCATION | ● high |
| 199.89.160.0/24 | AT&T Technical Services Company, Inc. | BGP | ANNOUNCED | ● high |
| 204.89.153.0/24 | AT&T Technical Services Company, Inc. | BGP | ANNOUNCED | ● high |
| 204.89.153.0 – 204.89.154.255 | AT&T Technical Services Company, Inc. | ARIN | DIRECT ALLOCATION | ● high |
| 204.89.154.0/24 | AT&T Technical Services Company, Inc. | BGP | ANNOUNCED | ● high |
Footprint over time
14 weekly snapshots · JSON
21
+9 netblocks since 2026-07-05
2026-07-05
peak 21
2026-09-27
Network trust
what's this?
RPKI hygiene: B
how networks compare →
85.7%
of checked blocks have valid RPKI ROA coverage
(18 of 21)
No discrepancies found among checked blocks.
NIC Handles
AS3555
ATS-636-Z
GERNE5-ARIN
GERNE5-ARIN
GERNE5-ARIN
YTTRI1-ARIN