public mosaic llc support@publicmosaic.com
confirmed host

IP address 151.243.219.138

Overlordcommand-and-control server · :5173

Last confirmed 2026-09-15, first seen 2026-09-02. On AS272547.

listed last confirmed feed checked TLP:CLEAR SURICATA .RULES SEE THE LIVE FEED →

151.243.219.138:5173 · Overlord

Last confirmed (today)

first seen2026-09-02 09:54 UTC
serviceip-port · tcp
networkAS272547 · Servicos de Infraestrutura e Datacent…
confidence100 / 100
tls certificate6de00052026e5a9ae43df85013d9f8a5ff832cfc8a68672335c4d21ee618f015
cert subjectlocalhost
cert subject orgOverlord
cert issuerlocalhost
cert issuer orgOverlord
cert validity2026-08-03 → 2036-07-31
cert typeself-signed
cert key2048-bit
cert serial (decimal)115698722256996274336350386869442036034129834249
cert names*.local 127.0.0.1 151.243.219.138 ::1 localhost

The certificate names above are what the certificate ASSERTS, not proof this host owns them — a self-signed certificate can claim any subject, so treat a familiar name here as an impersonation attempt rather than an identity.

ja4x2166164053c1_2166164053c1_9b8ad8d9ef34

Observation history

18d agotoday

Observed on 14 of the 18 days since this archive began recording, 2026-08-29 UTC. Presence is per UTC day: a day is marked when the scanner confirmed this address at least once, not once per scan.

Shared JA4X issuance template · 5 hosts

These hosts issued certificates from the same template — the same distinguished-name fields hashed in the same order. It links tooling, not necessarily an operator. Full cohort →

Pivots & lookups