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BGP history

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

117.27.132.0/24

Observations availableIPv4

Latest originsAS133774

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, 17:50:11Open Prefix profile →
Route events77 days
Announcement6Route reachability advertised
Withdrawal1Route reachability withdrawn
Origin change0Observed origin-set changes

Announcement and withdrawal timeline

Oct 14, 12 – Oct 14, 18Announcements 2Withdrawals 0AS133774
AnnouncementWithdrawalOrigin changeAll times use UTC
Visible peers
7
Collectors
1
Latest origins
AS133774
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, 17:50:11AnnouncementAS133774204092 198978 174 4134 13377489.234.186.6rrc00
10/14/2026, 16:30:24AnnouncementAS13377434927 56655 1299 4134 13377445.134.89.1rrc00
10/14/2026, 09:35:11AnnouncementAS1337744608 1221 4637 1299 4134 133774203.119.104.1rrc00
10/13/2026, 07:05:05AnnouncementAS13377457821 12586 3257 4134 133774193.160.39.1rrc00
10/10/2026, 23:20:23Withdrawal——195.128.231.254rrc00
10/10/2026, 14:30:08AnnouncementAS13377458057 1836 4134 133774193.33.94.251rrc00
10/9/2026, 13:20:34AnnouncementAS13377417639 5511 4134 133774202.69.160.152rrc00
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