Possible BGP hijack

Beginning at 2022-04-27 13:57:13, we detected a possible BGP hijack.

Prefix, Normally announced by AS28878 SIGNET-AS, NL

Starting at 2022-04-27 13:57:13, a more specific route ( was announced by ASN 6830.

This was detected by 2 BGPMon peers.

Start time: 2022-04-27 13:57:13 UTC
Expected prefix:
Expected ASN: 28878 (SIGNET-AS, NL)
Event Details
Detected advertisement:
Detected Origin ASN 6830 (LIBERTYGLOBAL Liberty Global formerly UPC Broadband Holding, aka AORTA, NL)
Detected AS Path 201953 50607 6830
Detected by number of BGPMon peers: 2

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