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AS17621 — China Unicom Shanghai network Threat Intelligence

China Unicom Shanghai network

Autonomous System Threat Intelligence

Network Threat Summary

AS17621 (China Unicom Shanghai network) has 6,725 malicious IP addresses with 123,754 abuse reports across 1 countries. First activity recorded 2022-06-28, most recent activity 2026-09-07.

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

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

Unique Malicious IPs
6,725
Total Abuse Reports
123,754
Countries Affected
1
First Seen
2022-06-28

Top Attack Categories

  • Suspicious Activity 31,007 reports
  • Severe Abuse 10,145 reports
  • Aggregated Threat 2,249 reports
  • High Threat 846 reports
  • Malware C2 704 reports

Top Affected Countries

  • CN 85,176 reports

Most Reported IPs

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