Is 172.216.252.21 malicious?
IP reputation report for 172.216.252.21: blocklist detections, geolocation, ASN, WHOIS and security posture, aggregated from 100+ threat intelligence sources.
172.216.252.21 is listed on 18 threat intelligence sources
Detected by 18 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 detections18 sources
Categoriesphishing, suspicious, malware, botnet, c2
Confidence score100/100
Aggregated confidence across the sources reporting this indicator.
Last updated2026-07-05
Detections
- Romain Marcoux - Malicious Outgoing IPsphishing
- IPsum Level 1suspicious
- IPsum – malicious IP feedmalware
- bitwire‑it IP blocklist – bad IPs updated every 2hmalware
- Binary Defense - Banlist
- ThreatHive - Hive Blocklist
- Malware-Filter - Botnet Filterbotnet
- Malware-Filter - Botnet Filter IPsbotnet
- T145 - Black Mirror IPv4 Blocklistmalware
- Romain Marcoux - Malicious IPsphishing
- IPsum Level 2suspicious
- HaGeZi TIF - Threat Intelligence Feed IPsmalware
- Bitwire - Outbound Blocklistmalware
- Bitwire - Inbound Blocklistmalware
- IPsum - Malicious IPsmalware
- FireHOL - Iblocklist Isp Aolother
- X4BNet - Datacenter IPv4 Rangesrisk
- X4BNet - VPN Provider IPv4 Rangesanonymizer