BGP Leak

Beginning at 2019-03-25 15:18:50 UTC, we detected a possible BGP Leak

Prefix 143.58.4.0/22, Normally announced by AS19977 MBRML-AS - Mayer Brown LLP, US
Leaked by AS3910 CENTURYLINK-EUROPE-LEGACY-QWEST - CenturyLink Communications, LLC, US

This was detected by 28 BGPMon peers.

Leak Details
Start time: 2019-03-25 15:18:50 UTC
Leaked prefix: 143.58.4.0/22 (AS19977 MBRML-AS - Mayer Brown LLP, US)
Leaked By: AS3910 (CENTURYLINK-EUROPE-LEGACY-QWEST - CenturyLink Communications, LLC, US)
Leaked To:
  • 6461 (ZAYO-6461 - Zayo Bandwidth, US)
  • 3356 (LEVEL3 - Level 3 Parent, LLC, US)
  • Example AS path: 202032 44160 6898 6730 6730 6730 6730 3356 3910 209 3561 19977 19977 19977 19977 19977 19977
    Number of BGPMon peers that saw it: 28

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