Data as of Nov 10, 2026
Autonomous system
AS211680
NSEC - Sistemas Informaticos, S.A.
Announces 1,024 addresses in 4 prefixes. None of it is anonymizer space.
Type
Business
PT
Proxy activity, 30 days
231 exits
Announced prefixes
| Prefix | Type | Proxy exits | RPKI |
|---|---|---|---|
| 45.156.128.0/24 since Apr 2023 | Unknown | 2 | |
| 45.156.129.0/24 since Apr 2023 | Business | 2 | |
| 185.180.143.0/24 since Apr 2021 | Business | ||
| 185.226.198.0/24 since Apr 2025 | Business |
Residential-proxy exposure
Spread
2
/24s with at least one exit
Providers
13
selling exits here
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 45.156.128.0/24 | 0 | 2 | |
| 45.156.129.0/24 | 0 | 2 |
Proxy providers listing exits
- 2Extract
- 711Proxy
- BottingTools
- Byteful
- ColaProxy
- DataImpulse
- EnigmaProxy
- IPPeak
- NovProxy
- Oxylabs
- PacketStream
- PrivateProxy
- Proxy4U
Proxy activity
Oct 11, 2026 – Nov 9, 2026
AS211680, day by day
1.7K observations
Network & history
Profile
- Registered
- Mar 5, 2021
- Domain
- nsec.pt
- Industry
- Software Development
Routing patterns
How its announcements have moved
Arrivals