Abuse RadarThreat Intelligence

Connecting

Address

138.185.145.78

Medium Archived

Repeated failed authentication against a web login endpoint from one address, above the measured threshold for that sensor.

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Triage

Risk score

how this score is made up
Risk score37/100
Detection volume+32Sensor corroboration+5Signal class+0Recency+0
Enrichment

Address intelligence

cached
CountryBrazilBR
City / regionQuixeramobim, Ceara, BrazilAmerica/Fortaleza
NetworkCONECTA PROVEDOR DE INTERNET LTDA. - MEconectace.com.br
ASNAS264345
Reverse DNS—
Detections8total observations
Reporting sensors1distinct collectors
First seen2026-09-03 11:02 GMT+81 month ago
Last seen2026-09-03 11:02 GMT+81 month ago
Blocklist windowArchived
Attribution

Reporting sensors

which collectors observed this address
  • Web Sensor 038 observations · last 2026-09-03 11:02 GMT+8Web
Sensor names are anonymised. Collector hostnames and log contents are never published.
Signals

Observation history

1 signal record
  • Suspicious web authentication attemptsMediumWeb attack
    8 detections from 1 sensor · first seen 2026-09-03 11:02 GMT+8 · last seen 2026-09-03 11:02 GMT+8 (1 month ago) · expired

    Repeated failed authentication against a web login endpoint from one address, above the measured threshold for that sensor.

Correlation0 multi-signal, 12 single-signal

Addresses sharing an observed attribute with this one. Arrival proximity uses a ±30 minute window around first observation.

Showing the 12 strongest of 24 related addresses, ranked by how much each shared value narrows the field.

  • 91.194.91.202Single-signal

    AS51167 Observed in a single observation window.

    • Same reasonweb_auth_abuseSuspicious web authentication attemptsweb_auth_abuse appears on 22 observations (0.3% of the corpus).distinguishing
    Open address
  • 45.138.12.43Single-signal

    AS218785 Observed in a single observation window.

    • Same reasonweb_auth_abuseSuspicious web authentication attemptsweb_auth_abuse appears on 22 observations (0.3% of the corpus).distinguishing
    Open address
  • 20.210.128.125Single-signal

    AS8075 Observed across 1 minutes, 66 detections recorded.

    • Same reasonweb_auth_abuseSuspicious web authentication attemptsweb_auth_abuse appears on 22 observations (0.3% of the corpus).distinguishing
    Open address
  • 65.181.113.77Single-signal

    AS209341 Observed across 30 days, 16 detections recorded.

    • Same reasonweb_auth_abuseSuspicious web authentication attemptsweb_auth_abuse appears on 22 observations (0.3% of the corpus).distinguishing
    Open address
  • 104.208.66.100Single-signal

    AS8075 Observed in a single observation window.

    • Same reasonweb_auth_abuseSuspicious web authentication attemptsweb_auth_abuse appears on 22 observations (0.3% of the corpus).distinguishing
    Open address
  • 36.82.93.188Single-signal

    AS7713 Observed in a single observation window.

    • Same reasonweb_auth_abuseSuspicious web authentication attemptsweb_auth_abuse appears on 22 observations (0.3% of the corpus).distinguishing
    Open address
  • 185.50.25.47Single-signal

    AS198610 Observed in a single observation window.

    • Same reasonweb_auth_abuseSuspicious web authentication attemptsweb_auth_abuse appears on 22 observations (0.3% of the corpus).distinguishing
    Open address
  • 45.157.112.225Single-signal

    AS206092 Observed in a single observation window.

    • Same reasonweb_auth_abuseSuspicious web authentication attemptsweb_auth_abuse appears on 22 observations (0.3% of the corpus).distinguishing
    Open address
  • 194.146.92.214Single-signal

    AS212238 Observed in a single observation window.

    • Same reasonweb_auth_abuseSuspicious web authentication attemptsweb_auth_abuse appears on 22 observations (0.3% of the corpus).distinguishing
    Open address
  • 147.90.209.159Single-signal

    AS212238 Observed in a single observation window.

    • Same reasonweb_auth_abuseSuspicious web authentication attemptsweb_auth_abuse appears on 22 observations (0.3% of the corpus).distinguishing
    Open address
  • 158.173.77.8Single-signal

    AS206092 Observed in a single observation window.

    • Same reasonweb_auth_abuseSuspicious web authentication attemptsweb_auth_abuse appears on 22 observations (0.3% of the corpus).distinguishing
    Open address
  • 64.113.5.131Single-signal

    AS212238 Observed in a single observation window.

    • Same reasonweb_auth_abuseSuspicious web authentication attemptsweb_auth_abuse appears on 22 observations (0.3% of the corpus).distinguishing
    Open address

These are shared observations, not attribution. Abuse Radar does not claim common ownership, operation, coordination or intent between these addresses.

Abuse Radar publishes sanitized indicators only. Severity is a triage hint computed from detection volume, sensor corroboration, signal class and recency — it is not an attribution claim. See methodology.