public mosaic llc support@publicmosaic.com
confirmed host

137.220.219.243

Slivercommand-and-control server · :31337

Last confirmed 2026-09-15, first seen 2026-09-02. On AS152194.

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

137.220.219.243:31337 · Sliver

Last confirmed (today)

first seen2026-09-02 06:43 UTC
serviceip-port · tcp · Sliver default
networkAS152194 · CTG Server
confidence100 / 100
tls certificate8d23f121b37fa17914194ad762725819f8d5a8150e91d2517dc9ae635fe15e6d
cert subjectmultiplayer
cert issueroperators
cert validity2026-07-27 → 2028-07-26
cert typeCA-signed
cert key256-bit
cert serial (decimal)270518002184037403952263844653144658501
cert namesmultiplayer

The certificate names above were validated by the issuing authority at issuance. They describe the certificate, not conduct by the names' owner — a legitimately issued certificate can be deployed on a listed host by whoever holds its private key, so treat the name as a pivot to investigate rather than as an attribution.

ja4x7022c563de38_7022c563de38_bf0f0589fc03

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 · 504 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 →

1.13.165.181Sliver1.14.73.118Sliver100.53.240.26Sliver101.126.90.250Sliver101.42.96.140Sliver103.121.92.150Sliver103.121.92.249Sliver103.121.95.90Sliver103.153.74.188Sliverarchived103.185.249.13Sliver103.216.116.136Sliverarchived103.216.116.186Sliverarchived103.216.117.141Sliverarchived103.216.117.216Sliverarchived103.216.117.40Sliverarchived103.226.250.31Sliverarchived103.226.251.109Sliverarchived103.226.251.110Sliverarchived103.226.251.111Sliverarchived103.226.251.112Sliverarchived103.226.251.113Sliverarchived103.226.251.114Sliverarchived103.226.251.115Sliverarchived103.242.12.143Sliverarchived

Showing 24 of 504. Full cohort →

Pivots & lookups

same ja4x → 504 other hosts same asn → 79 other hosts lookups: virustotal · shodan · censys

Listed in error?

This page is generated from automated scanning and is publicly available. If you are responsible for this address and it should not be listed, write to support@publicmosaic.com — see abuse & takedown for what we need and what happens next, or opt-out to exclude a whole range from scanning.

Addresses are frequently compromised third-party hosts rather than infrastructure their owner stood up. A listing records what a scan observed at a point in time; it is not an allegation about whoever pays for the address.