AS5391 — Hrvatski Telekom d.d. Threat Intelligence

Network Threat Summary

AS5391 (Hrvatski Telekom d.d.) has 1,915 malicious IP addresses with 22,997 abuse reports across 1 countries. First activity recorded 2022-08-24, most recent activity 2026-07-26.

Threat Profile: The primary attack categories observed from this network are suspicious activity, spam, aggregated threat. This network exhibits moderate threat activity within expected ranges for networks of this size. Affected countries include HR.

Risk Assessment: MEDIUM - Moderate threat activity detected. Regular monitoring with automated blocking for repeat offenders is advised.

Top Attack Categories

• Suspicious Activity 18,185 reports
• Spam 1,058 reports
• Aggregated Threat 317 reports
• Severe Abuse 119 reports
• Malware C2 106 reports

Top Affected Countries

• HR 21,094 reports

Most Reported IPs

• 83.131.12.83 420 reports
• 78.1.79.166 157 reports
• 93.139.80.7 121 reports
• 78.2.59.219 56 reports
• 78.0.53.86 56 reports

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