Data as of Nov 10, 2026

121.51.78.0/23

No anonymizer space · no proxy exits in 30 days

Shenzhen Tencent Computer Systems Company Limited

Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
121.51.0.0/16
since Aug 2014
AS45090HostingShenzhen Tencent Computer Systems Company Limited

Network & registry

Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern
Stable
First seen
Aug 2020
Current origin since
Aug 2020 · 6.3 yr
Origin networks
1