Is 71.6.242.21 malicious?
IP reputation report for 71.6.242.21: blocklist detections, geolocation, ASN, WHOIS and security posture, aggregated from 100+ threat intelligence sources.
71.6.242.21 is listed on 12 threat intelligence sources
Detected by 12 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 detections12 sources
Categoriesattack, bruteforce, phishing, suspicious, malware
Confidence score100/100
Aggregated confidence across the sources reporting this indicator.
Last updated2026-07-24
Detections
- SMTP Greetattack
- Telnet Loginbruteforce
- Romain Marcoux - Malicious IPsphishing
- IPsum Level 1suspicious
- IPsum – malicious IP feedmalware
- ThreatHive - Hive Blocklist
- T145 - Black Mirror IPv4 Blocklistmalware
- Bitwire - Inbound Blocklistmalware
- SMTP Dataattack
- IPsum - Malicious IPsmalware
- Telnet Bruteforce IPsbruteforce
- X4BNet - Datacenter IPv4 Rangesrisk