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BGP history

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

122.11.164.0/24

Observations availableIPv4

Latest originsAS4657

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, 08:05:37Open Prefix profile →
Route events67 days
Announcement5Route reachability advertised
Withdrawal1Route reachability withdrawn
Origin change0Observed origin-set changes

Announcement and withdrawal timeline

Oct 11, 07 – Oct 11, 13Announcements 1Withdrawals 0AS4657
AnnouncementWithdrawalOrigin changeAll times use UTC
Visible peers
6
Collectors
1
Latest origins
AS4657
Aggregate points
3

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, 08:05:37AnnouncementAS465748185 4657195.90.96.2rrc00
10/13/2026, 07:05:21AnnouncementAS465757821 12586 3257 1299 4657193.160.39.1rrc00
10/11/2026, 10:25:03AnnouncementAS4657204092 465789.234.186.6rrc00
10/10/2026, 23:20:00Withdrawal——195.128.231.254rrc00
10/10/2026, 10:10:20AnnouncementAS465717639 4657202.69.160.152rrc00
10/9/2026, 03:30:34AnnouncementAS465755720 3257 1299 465745.116.179.212rrc00
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