Data as of Nov 7, 2026
Autonomous system
AS16973
T-Four Services S.A
Announces 4,096 addresses in 14 prefixes. None of it is anonymizer space.
Type
Hosting
CR
Announced prefixes
| Prefix | Type | Holder | RPKI |
|---|---|---|---|
| 38.247.112.0/22 since Apr 2026 | Hosting | Cogent Communications, LLC | |
| 168.205.64.0/22 since May 2019 | Hosting | ||
| 168.205.64.0/24 since Nov 2022 | Hosting | ||
| 168.205.65.0/24 since May 2018 | Hosting | ||
| 168.205.66.0/24 since Aug 2020 | Hosting | ||
| 190.4.88.0/21 since Mar 2011 | Hosting | ||
| 190.4.88.0/24 since Mar 2011 | Hosting | ||
| 190.4.89.0/24 since Jan 2013 | Hosting | ||
| 190.4.90.0/24 since Jan 2013 | Hosting | ||
| 190.4.91.0/24 since Jan 2013 | Hosting | ||
| 190.4.92.0/24 since Jan 2013 | Hosting | ||
| 190.4.93.0/24 since Jan 2013 | Hosting | ||
| 190.4.94.0/24 since Jan 2013 | Hosting | ||
| 190.4.95.0/24 since Sep 2012 | Hosting |
Network & history
Profile
- Registered
- Jul 7, 2000
- Domain
- tagsystems.com
- Website
- www.tagsystems.com/
Routing patterns
How its announcements have moved
Arrivals