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BGP history

Review announcements, withdrawals and observed origin changes for a Prefix over time, with the underlying events.

193.0.0.0/21

Observations availableIPv4

Latest originsAS3333

Events come from RIPE RIS route observations stored by CHA.LA; results represent collector visibility, not the complete global routing table.
Last observed10/13/2026, 08:05:20Open Prefix profile →
Route events37 days
Announcement3Route reachability advertised
Withdrawal0Route reachability withdrawn
Origin change0Observed origin-set changes

Announcement and withdrawal timeline

Oct 8, 21 – Oct 9, 03Announcements 1Withdrawals 0AS3333
AnnouncementWithdrawalOrigin changeAll times use UTC
Visible peers
2
Collectors
1
Latest origins
AS3333
Aggregate points
1

Observed origin-set changes

0 changes
No origin-set changes were observed in the last 7 days.

Announcement and withdrawal detail

TimeEventOrigin ASNAS pathPeerCollector
10/13/2026, 08:05:20AnnouncementAS333348185 3333195.90.96.2rrc00
10/9/2026, 04:05:02AnnouncementAS333355720 2914 12859 333345.116.179.212rrc00
10/9/2026, 03:30:54AnnouncementAS333355720 3257 1103 1103 333345.116.179.212rrc00
CHA.LA BGP historyThis page uses the RIPE RIS event stream and hourly aggregates in local ClickHouse storage; withdrawal-only windows are not misclassified as origin changes.Source: CHA.LA local ClickHouse · Maximum query window: 30 days