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AS1221 — Telstra Limited Threat Intelligence

Telstra Limited

Autonomous System Threat Intelligence

Network Threat Summary

AS1221 (Telstra Limited) has 7,068 malicious IP addresses with 228,254 abuse reports across 1 countries. First activity recorded 2022-06-27, most recent activity 2026-04-06.

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

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

Unique Malicious IPs
7,068
Total Abuse Reports
228,254
Countries Affected
1
First Seen
2022-06-27

Top Attack Categories

  • Suspicious Activity 152,063 reports
  • Severe Abuse 33,835 reports
  • Moderate Threat 13,455 reports
  • High Threat 11,230 reports
  • Aggregated Threat 2,849 reports

Top Affected Countries

  • AU 228,178 reports

Most Reported IPs

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