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BGP history

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

171.83.0.0/17

Observations availableIPv4

Latest originsAS137266

Events come from RIPE RIS route observations stored by CHA.LA; results represent collector visibility, not the complete global routing table.
Last observed10/10/2026, 23:20:01Open Prefix profile →
Route events47 days
Announcement3Route reachability advertised
Withdrawal1Route reachability withdrawn
Origin change0Observed origin-set changes

Announcement and withdrawal timeline

Oct 10, 19 – Oct 11, 01Announcements 0Withdrawals 1No origin observed
AnnouncementWithdrawalOrigin changeAll times use UTC
Visible peers
4
Collectors
1
Latest origins
AS137266
Aggregate points
2

Observed origin-set changes

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

Announcement and withdrawal detail

TimeEventOrigin ASNAS pathPeerCollector
10/10/2026, 23:20:01Withdrawal——195.128.231.254rrc00
10/10/2026, 10:50:01AnnouncementAS13726617639 3491 4134 137266202.69.160.152rrc00
10/9/2026, 09:00:11AnnouncementAS13726657821 12586 3257 4134 137266193.160.39.1rrc00
10/9/2026, 03:30:33AnnouncementAS13726655720 3257 4134 13726645.116.179.212rrc00
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