IP address 81.16.152.2 has been flagged in 1127 abuse reports across 6 independent threat intelligence sources, resulting in a threat score of 100.0/100 (critical risk). The primary activity associated with this IP is abuseipdb blacklist, along with aggregated threat, known malicious, port scan, reconnaissance, reputation low.
This IP is geolocated in Austria (Vienna) and belongs to the network Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH (AS1764). Reports span from 2026-05-04 to 2026-10-13.
Assessment: 81.16.152.2 is among the most actively malicious IP addresses in our database, with over 1127 abuse reports from 6 independent sources. Systematic port scanning activity from this IP indicates active reconnaissance of internet-facing services, typically a precursor to targeted exploitation.