public mosaic llc support@publicmosaic.com
confirmed host

IP address 38.54.8.74

Adaptixcommand-and-control server · :4321, :443

Last confirmed 2026-09-15, first seen 2026-08-28. On AS138915.

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

This address answered on 2 ports — :4321, :443.

38.54.8.74:4321 · Adaptix

Last confirmed (today)

first seen2026-08-28 16:07 UTC
serviceip-port · tcp
networkAS138915 · Kaopu Cloud HK
confidence100 / 100
tls certificatea7d3a614a14c509a3d4b7eb7bc90ed02cf6ea3f312d66ff9edb48f134198057a
cert subjectSAD
cert subject orgSAD
cert issuerSAD
cert issuer orgSAD
cert validity2026-07-10 → 2036-07-07
cert typeself-signed
cert key2048-bit
cert serial (decimal)242781270202974824512584068599723922893784631913

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.

ja4xc9d784bbb12e_c9d784bbb12e_795797892f9c

38.54.8.74:443 · Adaptix

no longer listed Last confirmed

first seen2026-08-28 09:04 UTC
serviceip-port · tcp · HTTPS blend-in
networkAS138915 · Kaopu Cloud HK
confidence100 / 100

Observation history

18d agotoday

Observed on 18 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 · 13 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