IP address 81.16.152.2 has been flagged in 839 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 2026-09-21.
Assessment: With 839 abuse reports, 81.16.152.2 shows persistent malicious activity that has been flagged by multiple threat intelligence feeds. Systematic port scanning activity from this IP indicates active reconnaissance of internet-facing services, typically a precursor to targeted exploitation.