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BGP history

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

157.148.0.0/16

Observations availableIPv4

Latest originsAS17816

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, 07:05:49Open Prefix profile →
Route events137 days
Announcement13Route reachability advertised
Withdrawal0Route reachability withdrawn
Origin change0Observed origin-set changes

Announcement and withdrawal timeline

Oct 11, 10 – Oct 11, 16Announcements 3Withdrawals 0AS17816
AnnouncementWithdrawalOrigin changeAll times use UTC
Visible peers
8
Collectors
1
Latest origins
AS17816
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, 07:05:49AnnouncementAS1781657821 12586 3257 4837 17816193.160.39.1rrc00
10/12/2026, 12:45:11AnnouncementAS1781657821 12586 3257 4837 17816193.160.39.1rrc00
10/11/2026, 16:15:22AnnouncementAS1781649673 20485 4837 1781694.247.111.254rrc00
10/11/2026, 16:15:02AnnouncementAS1781649673 20485 4837 1781694.247.111.254rrc00
10/11/2026, 16:15:02AnnouncementAS1781649673 12389 4837 1781694.247.111.254rrc00
10/11/2026, 16:05:17AnnouncementAS1781649673 20485 4837 1781694.247.111.254rrc00
10/9/2026, 13:20:32AnnouncementAS1781617639 5511 4837 17816202.69.160.152rrc00
10/9/2026, 09:00:03AnnouncementAS178164608 7575 1299 4837 17816203.119.104.1rrc00
10/9/2026, 09:00:00AnnouncementAS1781657821 12586 3257 4837 17816193.160.39.1rrc00
10/8/2026, 22:35:35AnnouncementAS17816328840 327727 174 4837 17816102.208.105.2rrc00
10/8/2026, 22:35:33AnnouncementAS1781614907 3356 4837 17816208.80.153.193rrc00
10/8/2026, 22:35:32AnnouncementAS178161403 577 701 4837 17816198.58.198.252rrc00
10/8/2026, 22:35:10AnnouncementAS178167018 3356 4837 1781612.0.1.63rrc00
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