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BGP history

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

209.137.166.0/24

Observations availableIPv4

Latest originsAS134972

Events come from RIPE RIS route observations stored by CHA.LA; results represent collector visibility, not the complete global routing table.
Last observed10/14/2026, 03:35:05Open Prefix profile →
Route events87 days
Announcement7Route reachability advertised
Withdrawal1Route reachability withdrawn
Origin change0Observed origin-set changes

Announcement and withdrawal timeline

Oct 13, 23 – Oct 14, 05Announcements 1Withdrawals 0AS134972
AnnouncementWithdrawalOrigin changeAll times use UTC
Visible peers
6
Collectors
1
Latest origins
AS134972
Aggregate points
5

Observed origin-set changes

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

Announcement and withdrawal detail

TimeEventOrigin ASNAS pathPeerCollector
10/14/2026, 03:35:05AnnouncementAS134972328840 327727 174 51847 51847 134972102.208.105.2rrc00
10/13/2026, 14:35:03AnnouncementAS134972328840 327727 174 51847 51847 134972102.208.105.2rrc00
10/12/2026, 18:35:14AnnouncementAS13497237721 174 51847 51847 134972165.16.221.66rrc00
10/12/2026, 15:55:20AnnouncementAS1349724608 1221 4637 6461 174 51847 51847 134972203.119.104.1rrc00
10/10/2026, 19:20:09Withdrawal——203.123.48.6rrc00
10/10/2026, 18:20:01AnnouncementAS13497237989 56300 132132 4657 4637 6461 174 51847 51847 134972203.123.48.6rrc00
10/10/2026, 02:00:11AnnouncementAS13497217639 9002 51847 134972202.69.160.152rrc00
10/9/2026, 03:30:51AnnouncementAS13497255720 3257 174 51847 51847 13497245.116.179.212rrc00
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