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BGP history

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

107.21.0.0/18

Observations availableIPv4

Latest originsAS14618

Events come from RIPE RIS route observations stored by CHA.LA; results represent collector visibility, not the complete global routing table.
Last observed10/12/2026, 15:55:29Open Prefix profile →
Route events57 days
Announcement5Route reachability advertised
Withdrawal0Route reachability withdrawn
Origin change0Observed origin-set changes

Announcement and withdrawal timeline

Oct 10, 19 – Oct 11, 01Announcements 1Withdrawals 0AS14618
AnnouncementWithdrawalOrigin changeAll times use UTC
Visible peers
4
Collectors
1
Latest origins
AS14618
Aggregate points
4

Observed origin-set changes

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

Announcement and withdrawal detail

TimeEventOrigin ASNAS pathPeerCollector
10/12/2026, 15:55:29AnnouncementAS146184608 1221 4637 16509 14618203.119.104.1rrc00
10/10/2026, 23:40:56AnnouncementAS1461817639 701 16509 14618202.69.160.152rrc00
10/10/2026, 04:45:11AnnouncementAS146181403 16509 14618198.58.198.252rrc00
10/10/2026, 00:30:11AnnouncementAS1461817639 701 16509 14618202.69.160.152rrc00
10/9/2026, 03:30:31AnnouncementAS1461855720 3257 16509 1461845.116.179.212rrc00
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