AS20011 — NTT-DATA-Inc Threat Intelligence

Network Threat Summary

AS20011 (NTT-DATA-Inc) has 98,420 malicious IP addresses with 168,749 abuse reports across 1 countries. First activity recorded 2022-09-08, most recent activity 2026-09-21.

Threat Profile: The primary attack categories observed from this network are aggregated threat, reconnaissance, reputation low. This autonomous system is among the most prolific threat sources globally, with an exceptionally high concentration of malicious IP addresses. Affected countries include ZA.

Risk Assessment: CRITICAL - This autonomous system is a major source of malicious activity, ranking in the top 1% of threat networks globally. Consider blocking the entire ASN or implementing strict rate limiting.

Top Attack Categories

• Aggregated Threat 66,280 reports
• Reconnaissance 11,858 reports
• Reputation Low 3,831 reports
• Malware Infrastructure 2,514 reports
• Malware C2 539 reports

Top Affected Countries

• ZA 112,603 reports

Most Reported IPs

• 41.132.67.123 676 reports
• 196.39.254.245 666 reports
• 197.90.205.166 530 reports
• 41.133.204.238 308 reports
• 197.87.208.59 272 reports

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