Prefix profile
Review current routes, sources, visibility and BGP change evidence for a prefix.
172.121.129.0/24
Currently validIPv4Origin ASNAS10557
This profile is based on CHA.LA's maintained BGP route state, hourly aggregates and event history; fields without observations are shown as not recorded.- Prefix
- 172.121.129.0/24
- Current status
- Currently valid
- Origin ASN
- AS10557
- First observed
- 8/30/2026, 19:45:42
- Last observed
- 10/15/2026, 16:00:00
Peer43Visible peers
Collector1Collectors
Announcements5Last 7 days, hourly aggregate
Withdrawals0Last 7 days, hourly aggregate
Origin ASN1Observed ASNs
Current routes and paths
| Prefix | Origin ASN | AS path | Path length | Peer | Collector | Status |
|---|---|---|---|---|---|---|
| 172.121.129.0/24 | AS10557 | 328840 327727 174 3356 209 18530 18530 18530 10557 | 9 | 102.208.105.2 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 59919 9002 3356 209 18530 18530 18530 10557 | 8 | 5.178.95.254 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 50300 3356 209 18530 18530 18530 10557 | 7 | 176.12.110.8 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 213241 9002 3356 209 18530 18530 18530 10557 | 8 | 89.42.52.8 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 50628 3356 209 18530 18530 18530 10557 | 7 | 178.208.11.4 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 44393 394256 18530 10557 | 4 | 49.12.70.222 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 58057 1836 3356 209 18530 18530 18530 10557 | 8 | 193.33.94.251 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 34927 56655 6939 18530 10557 | 5 | 45.134.89.1 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 1403 577 3356 209 18530 18530 18530 10557 | 8 | 198.58.198.252 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 49673 3216 3356 209 18530 18530 18530 10557 | 8 | 94.247.111.254 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 38001 9002 18530 10557 | 4 | 202.150.221.37 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 216285 8280 6762 3356 209 18530 18530 18530 10557 | 9 | 84.54.49.1 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 48185 3356 209 18530 18530 18530 10557 | 7 | 195.90.96.2 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 13830 971 3356 209 18530 18530 18530 10557 | 8 | 161.129.152.2 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 29504 39392 1299 11404 18530 18530 18530 18530 10557 | 9 | 185.193.84.191 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 57821 12586 3257 11404 18530 18530 18530 18530 10557 | 9 | 193.160.39.1 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 22652 174 3356 209 18530 18530 18530 10557 | 8 | 45.61.0.85 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 50304 1299 11404 18530 18530 18530 18530 10557 | 8 | 31.169.49.228 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 57381 42708 1299 11404 18530 18530 18530 18530 10557 | 9 | 193.150.22.240 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 20514 1299 11404 18530 18530 18530 18530 10557 | 8 | 217.151.205.147 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 61218 6939 18530 10557 | 4 | 143.246.179.232 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 852 3257 11404 18530 18530 18530 18530 10557 | 8 | 154.11.12.212 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 49134 53356 6939 18530 10557 | 5 | 23.129.32.61 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 206499 34549 1299 11404 18530 18530 18530 18530 10557 | 9 | 45.14.68.69 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 204092 198978 174 3356 209 18530 18530 18530 10557 | 9 | 89.234.186.6 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 45049 6696 1299 11404 18530 18530 18530 18530 10557 | 9 | 194.28.97.2 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 132825 3356 209 18530 18530 18530 10557 | 7 | 43.251.115.197 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 17639 9002 18530 10557 | 4 | 202.69.160.152 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 4608 7575 18530 10557 | 4 | 203.119.104.1 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 3333 3320 3356 209 18530 18530 18530 10557 | 8 | 193.0.0.56 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 55720 6939 18530 10557 | 4 | 103.212.68.10 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 202365 50673 174 3356 209 18530 18530 18530 10557 | 9 | 5.255.90.109 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 20205 6939 18530 10557 | 4 | 64.246.96.5 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 58057 34549 1299 11404 18530 18530 18530 18530 10557 | 9 | 194.50.92.251 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 37989 56300 132132 4657 3356 209 18530 18530 18530 10557 | 10 | 203.123.48.6 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 3549 3356 209 18530 18530 18530 10557 | 7 | 208.51.134.248 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 55720 2914 3356 209 18530 18530 18530 10557 | 8 | 45.116.179.212 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 34927 18530 10557 | 3 | 193.148.251.1 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 14907 3356 209 18530 18530 18530 10557 | 7 | 208.80.153.193 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 34549 1299 11404 18530 18530 18530 18530 10557 | 8 | 80.77.16.114 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 7018 3356 209 18530 18530 18530 10557 | 7 | 12.0.1.63 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 24482 18530 10557 | 3 | 203.175.175.15 | rrc00 | Currently valid |
| 172.121.129.0/24 | AS10557 | 49432 48362 1764 3356 209 18530 18530 18530 10557 | 9 | 195.128.231.254 | rrc00 | Currently valid |
Recent event window
Only peers and collectors that produced events in this hour are counted.
- Last observed
- 10/11/2026, 17:00:00
- Peers in window
- 1
- Collectors in window
- 1
- Average path length
- 4.0
- Longest path
- 4
Announcement / withdrawal history
| Time | Event | Origin ASN | AS path | Peer | Collector |
|---|---|---|---|---|---|
| 10/11/2026, 17:25:00 | Announcement | AS10557 | 38001 9002 18530 10557 | 202.150.221.37 | rrc00 |
| 10/10/2026, 00:30:12 | Announcement | AS10557 | 17639 9002 18530 10557 | 202.69.160.152 | rrc00 |
| 10/9/2026, 09:00:12 | Announcement | AS10557 | 57821 12586 3257 11404 18530 18530 18530 18530 10557 | 193.160.39.1 | rrc00 |
| 10/9/2026, 03:30:32 | Announcement | AS10557 | 55720 3257 11404 18530 18530 18530 18530 10557 | 45.116.179.212 | rrc00 |
| 10/8/2026, 22:35:33 | Announcement | AS10557 | 328840 327727 174 3356 209 18530 18530 18530 10557 | 102.208.105.2 | rrc00 |
| 10/8/2026, 22:35:17 | Announcement | AS10557 | 1403 577 3356 209 18530 18530 18530 10557 | 198.58.198.252 | rrc00 |
| 10/8/2026, 17:55:39 | Announcement | AS10557 | 61218 6939 18530 10557 | 143.246.179.232 | rrc00 |
| 10/7/2026, 17:55:12 | Announcement | AS10557 | 49134 53356 6939 18530 10557 | 23.129.32.61 | rrc00 |
| 10/7/2026, 16:55:16 | Announcement | AS10557 | 132825 3356 209 18530 18530 18530 10557 | 43.251.115.197 | rrc00 |
| 10/7/2026, 10:25:21 | Announcement | AS10557 | 29504 15935 174 3356 209 18530 18530 18530 10557 | 185.193.84.191 | rrc00 |
| 10/5/2026, 11:50:23 | Announcement | AS10557 | 57381 50304 1299 11404 18530 18530 18530 18530 10557 | 193.150.22.240 | rrc00 |
| 10/4/2026, 09:55:10 | Announcement | AS10557 | 58057 34549 1299 11404 18530 18530 18530 18530 10557 | 194.50.92.251 | rrc00 |
| 10/3/2026, 14:45:15 | Announcement | AS10557 | 49673 12389 3356 209 18530 18530 18530 10557 | 94.247.111.254 | rrc00 |
| 10/3/2026, 14:45:15 | Announcement | AS10557 | 49673 3216 3356 209 18530 18530 18530 10557 | 94.247.111.254 | rrc00 |
| 10/2/2026, 11:35:08 | Announcement | AS10557 | 4608 7575 18530 10557 | 203.119.104.1 | rrc00 |
| 10/2/2026, 10:40:37 | Announcement | AS10557 | 17639 9002 18530 10557 | 202.69.160.152 | rrc00 |
| 10/2/2026, 08:35:05 | Announcement | AS10557 | 17639 9002 18530 10557 | 202.69.160.152 | rrc00 |
| 10/1/2026, 18:45:01 | Withdrawal | — | — | 102.208.105.2 | rrc00 |
| 10/1/2026, 13:35:44 | Announcement | AS10557 | 852 3257 11404 18530 18530 18530 18530 10557 | 154.11.12.212 | rrc00 |
| 10/1/2026, 08:00:10 | Announcement | AS10557 | 55720 6939 18530 10557 | 103.212.68.10 | rrc00 |
| 9/29/2026, 23:55:39 | Announcement | AS10557 | 852 3257 11404 18530 18530 18530 18530 10557 | 154.11.12.212 | rrc00 |
| 9/29/2026, 12:30:19 | Announcement | AS10557 | 4608 1221 4637 3356 209 18530 18530 18530 10557 | 203.119.104.1 | rrc00 |
| 9/28/2026, 05:50:39 | Announcement | AS10557 | 852 3257 11404 18530 18530 18530 18530 10557 | 154.11.12.212 | rrc00 |
| 9/28/2026, 01:45:25 | Announcement | AS10557 | 852 3257 11404 18530 18530 18530 18530 10557 | 154.11.12.212 | rrc00 |
| 9/27/2026, 15:50:41 | Announcement | AS10557 | 852 3257 11404 18530 18530 18530 18530 10557 | 154.11.12.212 | rrc00 |
| 9/27/2026, 15:15:08 | Announcement | AS10557 | 852 3257 11404 18530 18530 18530 18530 10557 | 154.11.12.212 | rrc00 |
| 9/27/2026, 04:15:57 | Announcement | AS10557 | 852 3257 11404 18530 18530 18530 18530 10557 | 154.11.12.212 | rrc00 |
| 9/27/2026, 02:25:07 | Withdrawal | — | — | 102.208.105.2 | rrc00 |
| 9/26/2026, 18:25:11 | Announcement | AS10557 | 328840 327727 174 3356 209 18530 18530 18530 10557 | 102.208.105.2 | rrc00 |
| 9/26/2026, 13:35:04 | Announcement | AS10557 | 852 3257 11404 18530 18530 18530 18530 10557 | 154.11.12.212 | rrc00 |
Hourly changes
| Time | Announcements | Withdrawals | Peer | Collector | Origin ASN | AS path |
|---|---|---|---|---|---|---|
| 10/11/2026, 17:00:00 | 1 | 0 | 1 | 1 | 1 | 4.0 / 4 |
| 10/10/2026, 00:00:00 | 1 | 0 | 1 | 1 | 1 | 4.0 / 4 |
| 10/9/2026, 03:00:00 | 1 | 0 | 1 | 1 | 1 | 8.0 / 8 |
| 10/8/2026, 22:00:00 | 2 | 0 | 2 | 1 | 1 | 8.5 / 9 |