Data as of Nov 14, 2026

121.197.0.0/16

No anonymizer space · no proxy exits in 30 days

Hangzhou Alibaba Advertising Co.,Ltd. · space held by Aliyun Computing Co., LTD

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

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
121.196.0.0/14
since May 2017
AS37963HostingAliyun Computing Co., LTD

Network & registry

Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern
Stable
First seen
Dec 2007
Current origin since
Oct 2012 · 14 yr
Origin networks
2
Last change of origin
Oct 2012
Recorded history

History

Handoffs
1