Is 138.121.83.103 malicious?
IP reputation report for 138.121.83.103: blocklist detections, geolocation, ASN, WHOIS and security posture, aggregated from 100+ threat intelligence sources.
138.121.83.103 is listed on 8 threat intelligence sources
Detected by 8 threat intelligence sources in the isMalicious dataset — review before trusting this IP.
Threat verdict
VerdictListed on blocklists
Appears on threat intelligence blocklists — treat with caution.
Blocklist detections8 sources
Categoriesabuse, attack, malware, suspicious
Confidence score100/100
Aggregated confidence across the sources reporting this indicator.
First seen2026-06-30
Last updated2026-08-09
Detections
- FireHOL - Blocklist Net Uaabuse
- FireHOL - Firehol Level4attack
- T145 - Black Mirror IPv4 Blocklistmalware
- IPsum Level 1suspicious
- IPsum - Malicious IPsmalware
- FireHOL - Firehol Anonymousproxy
- FireHOL - Firehol Proxiesproxy
- Bitwire - Inbound Blocklistmalware