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BGP history

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

187.54.52.0/22

Observations availableIPv4

Latest originsNo origin observed

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, 05:55:12Open Prefix profile →
Route events17 days
Announcement0Route reachability advertised
Withdrawal1Route reachability withdrawn
Origin change0Observed origin-set changes

Announcement and withdrawal timeline

Oct 8, 21 – Oct 9, 03Announcements 0Withdrawals 0No origin observed
There are no hourly aggregate events in this time range.
AnnouncementWithdrawalOrigin changeAll times use UTC
Visible peers
1
Collectors
1
Latest origins
No origin observed
Aggregate points
0

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, 05:55:12Withdrawal——202.69.160.152rrc00
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