Prefix profile
Review current routes, sources, visibility and BGP change evidence for a prefix.
36.99.248.0/21
Currently validIPv4Origin ASNAS137687
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
- 36.99.248.0/21
- Current status
- Currently valid
- Origin ASN
- AS137687
- First observed
- 8/30/2026, 00:30:21
- Last observed
- 10/15/2026, 16:00:00
Peer3Visible peers
Collector1Collectors
Announcements0Last 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 |
|---|---|---|---|---|---|---|
| 36.99.248.0/21 | AS137687 | 37989 56300 132132 10099 4837 4134 137687 | 7 | 203.123.48.6 | rrc00 | Currently valid |
| 36.99.248.0/21 | AS137687 | 49673 31500 31133 23764 4809 4134 137687 | 7 | 94.247.111.254 | rrc00 | Currently valid |
| 36.99.248.0/21 | AS137687 | 44393 35710 4809 4134 137687 | 5 | 49.12.70.222 | rrc00 | Currently valid |
Recent event window
Only peers and collectors that produced events in this hour are counted.
- Last observed
- Not recorded
- Peers in window
- Not recorded
- Collectors in window
- Not recorded
- Average path length
- Not recorded
- Longest path
- Not recorded
Announcement / withdrawal history
| Time | Event | Origin ASN | AS path | Peer | Collector |
|---|---|---|---|---|---|
| 9/27/2026, 21:10:12 | Withdrawal | — | — | 89.234.186.6 | rrc00 |
| 9/27/2026, 21:10:12 | Announcement | AS137687 | 204092 20766 29169 35280 8966 15802 58453 9808 4134 137687 | 89.234.186.6 | rrc00 |
| 8/30/2026, 00:30:24 | Announcement | AS137687 | 204092 20766 29169 35280 8966 15802 58453 9808 4134 137687 | 89.234.186.6 | rrc00 |
| 8/30/2026, 00:30:21 | Announcement | AS137687 | 204092 34019 29169 35280 8966 15802 58453 9808 4134 137687 | 89.234.186.6 | rrc00 |
Hourly changes
| Time | Announcements | Withdrawals | Peer | Collector | Origin ASN | AS path |
|---|
This prefix has no hourly aggregate data.