BGP history
Review announcements, withdrawals and observed origin changes for a Prefix over time, with the underlying events.
121.102.0.0/16
Observations availableIPv4Latest originsAS2497
Events come from RIPE RIS route observations stored by CHA.LA; results represent collector visibility, not the complete global routing table.Route events67 days
Announcement5Route reachability advertised
Withdrawal1Route reachability withdrawn
Origin change0Observed origin-set changes
Announcement and withdrawal timeline
Oct 10, 17 – Oct 10, 23Announcements 0Withdrawals 1No origin observed
AnnouncementWithdrawalOrigin changeAll times use UTC
- Visible peers
- 5
- Collectors
- 1
- Latest origins
- AS2497
- Aggregate points
- 2
Observed origin-set changes
No origin-set changes were observed in the last 7 days.
Announcement and withdrawal detail
| Time | Event | Origin ASN | AS path | Peer | Collector |
|---|---|---|---|---|---|
| 10/13/2026, 07:05:20 | Announcement | AS2497 | 57821 12586 3257 2497 | 193.160.39.1 | rrc00 |
| 10/12/2026, 17:45:39 | Announcement | AS2497 | 49673 20485 2497 | 94.247.111.254 | rrc00 |
| 10/10/2026, 23:20:05 | Withdrawal | — | — | 195.128.231.254 | rrc00 |
| 10/9/2026, 15:05:37 | Announcement | AS2497 | 17639 1299 2497 | 202.69.160.152 | rrc00 |
| 10/9/2026, 13:20:24 | Announcement | AS2497 | 17639 1299 2497 | 202.69.160.152 | rrc00 |
| 10/9/2026, 03:30:33 | Announcement | AS2497 | 55720 3257 2497 | 45.116.179.212 | rrc00 |