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BGP history

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

163.128.100.0/24

Observations availableIPv4

Latest originsAS152320

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, 15:35:30Open Prefix profile →
Route events67 days
Announcement6Route reachability advertised
Withdrawal0Route reachability withdrawn
Origin change0Observed origin-set changes

Announcement and withdrawal timeline

Oct 14, 12 – Oct 14, 18Announcements 1Withdrawals 0AS152320
AnnouncementWithdrawalOrigin changeAll times use UTC
Visible peers
5
Collectors
1
Latest origins
AS152320
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
10/14/2026, 15:35:30AnnouncementAS15232034927 1299 6453 17433 152320193.148.251.1rrc00
10/12/2026, 12:45:14AnnouncementAS15232057821 12586 3257 6453 17433 152320193.160.39.1rrc00
10/10/2026, 23:20:03AnnouncementAS15232049432 215510 31543 174 17433 152320195.128.231.254rrc00
10/10/2026, 10:50:16AnnouncementAS15232017639 174 17433 152320202.69.160.152rrc00
10/9/2026, 09:00:05AnnouncementAS15232057821 12586 3257 6453 17433 152320193.160.39.1rrc00
10/9/2026, 03:30:40AnnouncementAS15232055720 3257 174 17433 15232045.116.179.212rrc00
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