Is 66.249.81.131 malicious?
IP reputation report for 66.249.81.131: blocklist detections, geolocation, ASN, WHOIS and security posture, aggregated from 100+ threat intelligence sources.
66.249.81.131 is listed on 11 threat intelligence sources
Detected by 11 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 detections11 sources
Categoriesattack, malware, attacks
Confidence score100/100
Aggregated confidence across the sources reporting this indicator.
First seen2026-03-27
Last updated2026-03-27
Detections
- FireHOL - Blocklist Deattack
- FireHOL - Blocklist De Botsattack
- FireHOL - Firehol Level2attack
- Opendbl Net - Blocklistde All.listmalware
- Blocklist - All Attacks (48h)attack
- Blocklist - All RFI-Attacks, REG-Bots, IRC-Bots or BadBots attacks (48h)attack
- Ultimate Hosts Blacklist - Blocklist.demalware
- FireHOL blocklist.de – fail2ban offendersattacks
- T145 - Black Mirror IPv4 Blocklistmalware
- Bitwire - Inbound Blocklistmalware
- X4BNet - Datacenter IPv4 Rangesrisk