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BGP history

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

1.172.0.0/16

Observations availableIPv4

Latest originsAS3462

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, 08:10:41Open Prefix profile →
Route events127 days
Announcement11Route reachability advertised
Withdrawal1Route reachability withdrawn
Origin change0Observed origin-set changes

Announcement and withdrawal timeline

Oct 10, 22 – Oct 11, 04Announcements 0Withdrawals 1No origin observed
AnnouncementWithdrawalOrigin changeAll times use UTC
Visible peers
10
Collectors
1
Latest origins
No origin observed
Aggregate points
1

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, 08:10:41AnnouncementAS346213830 971 3356 9680 3462161.129.152.2rrc00
10/13/2026, 08:10:41AnnouncementAS346248185 3356 9680 3462195.90.96.2rrc00
10/13/2026, 08:10:39AnnouncementAS346214907 3356 9680 3462208.80.153.193rrc00
10/13/2026, 08:10:32AnnouncementAS346259919 9002 3356 9680 34625.178.95.254rrc00
10/13/2026, 08:10:14AnnouncementAS346213830 971 3356 9680 3462161.129.152.2rrc00
10/13/2026, 08:10:13AnnouncementAS346248185 3356 9680 3462195.90.96.2rrc00
10/12/2026, 12:55:14AnnouncementAS346257821 12586 3257 1299 9680 3462193.160.39.1rrc00
10/10/2026, 23:20:05Withdrawal——195.128.231.254rrc00
10/9/2026, 13:20:15AnnouncementAS346217639 3462202.69.160.152rrc00
10/8/2026, 22:35:32AnnouncementAS3462328840 327727 174 9680 3462102.208.105.2rrc00
10/8/2026, 22:35:28AnnouncementAS34624608 7575 9680 3462203.119.104.1rrc00
10/8/2026, 22:35:27AnnouncementAS34621403 577 3356 9680 3462198.58.198.252rrc00
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