Route Leak Detection #13

Open
Details
Analysis Run
#1 (2026-05-01 00:00 → 2026-05-30 23:59)
Prefix
159.12.191.0/24
Leaking ASN
AS4657
Expected Upstream ASes
AS4657
Observed AS Path
AS37497 → AS13030 → AS211197 → AS211197 → AS211197 → AS211197 → AS211197 → AS3303 → AS4657 → AS204284
Collectors
3
First Seen
May 12, 2026, 5:04 p.m.
Last Seen
May 21, 2026, 12:28 p.m.
Duration
761067s
Recorded
May 31, 2026, 11:16 a.m.
Confidence Score
0%
Low confidence
Leak Signals
  • smashandgrab
  • visibilityspike
  • pathlengthexplosion
Raw Evidence
{'as_paths': ['37497 13030 211197 211197 211197 211197 211197 3303 4657 204284', '37497 13030 211197 211197 211197 211197 211197 3303 4657 204284', '213151 34549 13030 211197 211197 211197 211197 211197 3303 4657 204284', '1403 577 6461 6461 6461 6461 4637 4637 4637 4637 4657 204284', '1403 577 6461 6461 6461 6461 4637 4637 4637 4637 4657 204284'], 'peer_ases': [37497, 1403, 213151], 'timestamps': ['2026-05-21T12:28:43.434069+00:00', '2026-05-21T12:28:36.956196+00:00', '2026-05-21T12:28:29.891076+00:00', '2026-05-19T04:36:30.117270+00:00', '2026-05-19T04:36:19.989244+00:00'], 'threshold_path_length': 8, 'baseline_median_path_length': 5}