Is 192.81.131.52 malicious?
IP reputation report for 192.81.131.52: blocklist detections, geolocation, ASN, WHOIS and security posture, aggregated from 100+ threat intelligence sources.
192.81.131.52 is listed on 36 threat intelligence sources
Detected by 36 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 detections36 sources
Categoriesphishing, malware, suspicious, attack, bruteforce, abuse, attacks, botnet
Confidence score100/100
Aggregated confidence across the sources reporting this indicator.
First seen2026-05-20
Last updated2026-05-20
Network & location
LocationFremont, California, United States
ISPAkamai Technologies, Inc.
Security posture
TLS certificates observed2
Open ports22
Detections
- Duggytuxy - Blacklist Ips For Fortinet Firewall Aa.txt
- Romain Marcoux - Malicious IPsphishing
- CINSSCORE Bad Guysmalware
- IPsum Level 2suspicious
- SMTP Greetattack
- Telnet Loginbruteforce
- IPsum – malicious IP feedmalware
- Borestad - AbuseIPDB Blocklist (1d)abuse
- T145 - Black Mirror IPv4 Blocklistmalware
- Data-Shield IPv4 Blocklistmalware
- Bitwire - Inbound Blocklistmalware
- Opendbl Net - Blocklistde All.listmalware
- Blocklist - All Attacks (48h)attack
- Blocklist - All Mail attacks (48h)attack
- IPsum Level 1suspicious
- Ultimate Hosts Blacklist - Blocklist.demalware
- FireHOL - Blocklist Deattack
- FireHOL - Blocklist De Mailattack
- FireHOL - Ciarmymalware
- FireHOL - Firehol Level2attack
- FireHOL - Firehol Level3attack
- FireHOL - Iblocklist Ciarmy Maliciousmalware
- Opendbl Net - Ipsum.listmalware
- Romain Marcoux - Malicious Outgoing IPsphishing
+12 more sources in the full report.