BGP history
Review announcements, withdrawals and observed origin changes for a Prefix over time, with the underlying events.
136.22.87.0/24
Observations availableIPv4Latest originsAS36492
Events come from RIPE RIS route observations stored by CHA.LA; results represent collector visibility, not the complete global routing table.Route events437 days
Announcement28Route reachability advertised
Withdrawal15Route reachability withdrawn
Origin change0Observed origin-set changes
Announcement and withdrawal timeline
Oct 14, 20 – Oct 15, 02Announcements 1Withdrawals 1AS36492
AnnouncementWithdrawalOrigin changeAll times use UTC
- Visible peers
- 7
- Collectors
- 1
- Latest origins
- AS36492
- Aggregate points
- 9
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 |
|---|---|---|---|---|---|
| 10/15/2026, 00:00:29 | Announcement | AS36492 | 38229 15169 36492 | 192.248.121.251 | rrc00 |
| 10/15/2026, 00:00:24 | Withdrawal | — | — | 192.248.121.251 | rrc00 |
| 10/14/2026, 13:25:17 | Announcement | AS36492 | 202365 15169 36492 | 194.50.19.4 | rrc00 |
| 10/14/2026, 07:25:47 | Announcement | AS36492 | 202365 15169 36492 | 194.50.19.4 | rrc00 |
| 10/13/2026, 15:15:33 | Withdrawal | — | — | 192.248.121.251 | rrc00 |
| 10/13/2026, 07:05:29 | Announcement | AS36492 | 57821 12586 15169 36492 | 193.160.39.1 | rrc00 |
| 10/13/2026, 05:55:22 | Announcement | AS36492 | 38229 15169 36492 | 192.248.121.251 | rrc00 |
| 10/13/2026, 05:55:17 | Withdrawal | — | — | 192.248.121.251 | rrc00 |
| 10/13/2026, 05:35:16 | Announcement | AS36492 | 37721 15169 36492 | 165.16.221.66 | rrc00 |
| 10/13/2026, 03:00:41 | Announcement | AS36492 | 202365 50673 15169 36492 | 5.255.90.109 | rrc00 |
| 10/13/2026, 01:15:29 | Announcement | AS36492 | 38229 15169 36492 | 192.248.121.251 | rrc00 |
| 10/13/2026, 01:15:21 | Withdrawal | — | — | 192.248.121.251 | rrc00 |
| 10/12/2026, 23:45:19 | Announcement | AS36492 | 202365 15169 36492 | 194.50.19.4 | rrc00 |
| 10/12/2026, 20:35:08 | Announcement | AS36492 | 38229 15169 36492 | 192.248.121.251 | rrc00 |
| 10/12/2026, 20:35:05 | Withdrawal | — | — | 192.248.121.251 | rrc00 |
| 10/12/2026, 19:25:26 | Announcement | AS36492 | 202365 15169 36492 | 194.50.19.4 | rrc00 |
| 10/12/2026, 16:20:42 | Announcement | AS36492 | 202365 15169 36492 | 194.50.19.4 | rrc00 |
| 10/12/2026, 15:55:06 | Announcement | AS36492 | 4608 15169 36492 | 203.119.104.1 | rrc00 |
| 10/12/2026, 12:45:02 | Announcement | AS36492 | 57821 12586 15169 36492 | 193.160.39.1 | rrc00 |
| 10/12/2026, 10:10:27 | Announcement | AS36492 | 202365 15169 36492 | 194.50.19.4 | rrc00 |
| 10/12/2026, 09:10:22 | Announcement | AS36492 | 38229 15169 36492 | 192.248.121.251 | rrc00 |
| 10/12/2026, 09:10:16 | Withdrawal | — | — | 192.248.121.251 | rrc00 |
| 10/12/2026, 08:10:03 | Announcement | AS36492 | 38229 15169 36492 | 192.248.121.251 | rrc00 |
| 10/12/2026, 06:20:09 | Announcement | AS36492 | 37721 15169 36492 | 165.16.221.66 | rrc00 |
| 10/11/2026, 19:45:07 | Announcement | AS36492 | 38229 15169 36492 | 192.248.121.251 | rrc00 |
| 10/11/2026, 19:45:04 | Withdrawal | — | — | 192.248.121.251 | rrc00 |
| 10/11/2026, 12:00:09 | Announcement | AS36492 | 38229 15169 36492 | 192.248.121.251 | rrc00 |
| 10/11/2026, 12:00:01 | Withdrawal | — | — | 192.248.121.251 | rrc00 |
| 10/11/2026, 01:10:11 | Withdrawal | — | — | 192.248.121.251 | rrc00 |
| 10/10/2026, 20:30:37 | Announcement | AS36492 | 38229 15169 36492 | 192.248.121.251 | rrc00 |
| 10/10/2026, 20:30:33 | Withdrawal | — | — | 192.248.121.251 | rrc00 |
| 10/10/2026, 10:10:23 | Announcement | AS36492 | 17639 15169 36492 | 202.69.160.152 | rrc00 |
| 10/10/2026, 01:25:37 | Announcement | AS36492 | 38229 15169 36492 | 192.248.121.251 | rrc00 |
| 10/10/2026, 01:25:33 | Withdrawal | — | — | 192.248.121.251 | rrc00 |
| 10/9/2026, 22:20:53 | Withdrawal | — | — | 192.248.121.251 | rrc00 |
| 10/9/2026, 17:50:05 | Announcement | AS36492 | 202365 15169 36492 | 194.50.19.4 | rrc00 |
| 10/9/2026, 16:10:49 | Announcement | AS36492 | 38229 15169 36492 | 192.248.121.251 | rrc00 |
| 10/9/2026, 16:10:40 | Withdrawal | — | — | 192.248.121.251 | rrc00 |
| 10/9/2026, 15:10:27 | Announcement | AS36492 | 38229 15169 36492 | 192.248.121.251 | rrc00 |
| 10/9/2026, 15:10:25 | Withdrawal | — | — | 192.248.121.251 | rrc00 |
| 10/9/2026, 15:10:25 | Announcement | AS36492 | 202365 15169 36492 | 194.50.19.4 | rrc00 |
| 10/9/2026, 12:05:55 | Withdrawal | — | — | 192.248.121.251 | rrc00 |
| 10/9/2026, 08:00:02 | Announcement | AS36492 | 202365 15169 36492 | 194.50.19.4 | rrc00 |