Is 121.237.11.72 malicious?
IP reputation report for 121.237.11.72: blocklist detections, geolocation, ASN, WHOIS and security posture, aggregated from 100+ threat intelligence sources.
121.237.11.72 is listed on 26 threat intelligence sources
Detected by 26 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 detections26 sources
Categoriesbruteforce, phishing, malware, c2, suspicious, abuse, botnet, attack, malicious
Confidence score100/100
Aggregated confidence across the sources reporting this indicator.
First seen2026-07-06
Last updated2026-07-09
Detections
- SSH Password Authbruteforce
- Duggytuxy - Blacklist Ips For Fortinet Firewall Aa.txt
- Romain Marcoux - Malicious IPsphishing
- T145 - Black Mirror IPv4 Blocklistmalware
- Data-Shield IPv4 Blocklistmalware
- Bitwire - Inbound Blocklistmalware
- IPsum Level 2suspicious
- IPsum Level 1suspicious
- SSH Bruteforce IPsbruteforce
- IPsum - Malicious IPsmalware
- ThreatHive - Hive Blocklist
- Borestad - AbuseIPDB Blocklist (1d)abuse
- AbuseIPDB - IP Blacklistabuse
- Borestad - AbuseIPDB Blocklist (30d)abuse
- Greensnow - Attacks Multi-protocolsphishing
- IPsum Level 3suspicious
- IPsum Level 4suspicious
- Malware-Filter - Botnet Filterbotnet
- Malware-Filter - Botnet Filter IPsbotnet
- Bitwire - Outbound Blocklistmalware
- Opendbl Net - Ipsum.listmalware
- FireHOL - Firehol Level2attack
- FireHOL - Greensnowattack
- HaGeZi TIF - Threat Intelligence Feed IPsmalware
+2 more sources in the full report.