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BGP history

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

104.238.136.0/23

Observations availableIPv4

Latest originsAS20473

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, 03:35:14Open Prefix profile →
Route events97 days
Announcement9Route reachability advertised
Withdrawal0Route reachability withdrawn
Origin change0Observed origin-set changes

Announcement and withdrawal timeline

Oct 13, 21 – Oct 14, 03Announcements 1Withdrawals 0AS20473
AnnouncementWithdrawalOrigin changeAll times use UTC
Visible peers
6
Collectors
1
Latest origins
AS20473
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, 03:35:14AnnouncementAS20473328840 327727 174 1299 20473102.208.105.2rrc00
10/13/2026, 14:35:12AnnouncementAS20473328840 327727 174 1299 20473102.208.105.2rrc00
10/12/2026, 06:05:38AnnouncementAS204734608 7575 3491 20473203.119.104.1rrc00
10/10/2026, 00:30:12AnnouncementAS2047317639 3491 20473202.69.160.152rrc00
10/9/2026, 03:30:31AnnouncementAS2047355720 3257 2047345.116.179.212rrc00
10/8/2026, 22:35:33AnnouncementAS20473328840 327727 174 1299 20473102.208.105.2rrc00
10/8/2026, 22:35:22AnnouncementAS204737018 1299 2047312.0.1.63rrc00
10/8/2026, 22:35:19AnnouncementAS204731403 577 3491 20473198.58.198.252rrc00
10/8/2026, 22:35:18AnnouncementAS204734608 7575 3491 20473203.119.104.1rrc00
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