Abuse RadarThreat Intelligence

Connecting

Address

221.120.57.172

Medium 10/15/30d lists

A monitored leak-trap address was contacted. This suggests the sender may be using exposed or scraped address data.

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Triage

Risk score

how this score is made up
Risk score43/100
Detection volume+8Sensor corroboration+5Signal class+18Recency+12
Enrichment

Address intelligence

cached
CountryTaiwanTW
City / regionTaipei, Taipei, TaiwanAsia/Taipei
NetworkCHT-Mobile business Group,Chunghwacht.com.tw
ASNAS17421
Reverse DNS221-120-57-172.emome-ip.hinet.net
Detections2total observations
Reporting sensors1distinct collectors
First seen2026-07-17 19:50 GMT+82 months ago
Last seen2026-10-04 09:55 GMT+86 days ago
Blocklist window10/15/30d lists
Attribution

Reporting sensors

which collectors observed this address
  • Leak Trap Sensor 022 observations · last 2026-10-04 09:55 GMT+8Leak
Sensor names are anonymised. Collector hostnames and log contents are never published.
Signals

Observation history

1 signal record
  • Leak trap address contactedMediumLeak trap
    2 detections from 1 sensor · first seen 2026-07-17 19:50 GMT+8 · last seen 2026-10-04 09:55 GMT+8 (6 days ago) · active

    A monitored leak-trap address was contacted. This suggests the sender may be using exposed or scraped address data.

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 100 related addresses, ranked by how much each shared value narrows the field.

  • 111.70.38.248Single-signal

    AS17421 Observed across 83 days, 3 detections recorded.

    • Same ASNAS17421CHT-Mobile business Group,ChunghwaAS17421 holds 95 observed addresses (2.0% of geolocated observations).distinguishing
    Open address
  • 116.59.10.205Single-signal

    AS17421 Observed across 136 days, 5 detections recorded.

    • Same ASNAS17421CHT-Mobile business Group,ChunghwaAS17421 holds 95 observed addresses (2.0% of geolocated observations).distinguishing
    Open address
  • 111.70.49.180Single-signal

    AS17421 Observed in a single observation window.

    • Same ASNAS17421CHT-Mobile business Group,ChunghwaAS17421 holds 95 observed addresses (2.0% of geolocated observations).distinguishing
    Open address
  • 111.70.3.122Single-signal

    AS17421 Observed across 135 days, 5 detections recorded.

    • Same ASNAS17421CHT-Mobile business Group,ChunghwaAS17421 holds 95 observed addresses (2.0% of geolocated observations).distinguishing
    Open address
  • 111.70.32.53Single-signal

    AS17421 Observed across 132 days, 2 detections recorded.

    • Same ASNAS17421CHT-Mobile business Group,ChunghwaAS17421 holds 95 observed addresses (2.0% of geolocated observations).distinguishing
    Open address
  • 111.70.6.20Single-signal

    AS17421 Observed across 35 days, 3 detections recorded.

    • Same ASNAS17421CHT-Mobile business Group,ChunghwaAS17421 holds 95 observed addresses (2.0% of geolocated observations).distinguishing
    Open address
  • 116.59.9.114Single-signal

    AS17421 Observed across 134 days, 3 detections recorded.

    • Same ASNAS17421CHT-Mobile business Group,ChunghwaAS17421 holds 95 observed addresses (2.0% of geolocated observations).distinguishing
    Open address
  • 111.70.29.130Single-signal

    AS17421 Observed across 96 days, 4 detections recorded.

    • Same ASNAS17421CHT-Mobile business Group,ChunghwaAS17421 holds 95 observed addresses (2.0% of geolocated observations).distinguishing
    Open address
  • 111.70.13.240Single-signal

    AS17421 Observed across 28 days, 2 detections recorded.

    • Same ASNAS17421CHT-Mobile business Group,ChunghwaAS17421 holds 95 observed addresses (2.0% of geolocated observations).distinguishing
    Open address
  • 111.70.32.52Single-signal

    AS17421 Observed across 129 days, 7 detections recorded.

    • Same ASNAS17421CHT-Mobile business Group,ChunghwaAS17421 holds 95 observed addresses (2.0% of geolocated observations).distinguishing
    Open address
  • 111.70.32.210Single-signal

    AS17421 Observed in a single observation window.

    • Same ASNAS17421CHT-Mobile business Group,ChunghwaAS17421 holds 95 observed addresses (2.0% of geolocated observations).distinguishing
    Open address
  • 221.120.6.242Single-signal

    AS17421 Observed in a single observation window.

    • Same ASNAS17421CHT-Mobile business Group,ChunghwaAS17421 holds 95 observed addresses (2.0% of geolocated observations).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.