AS11377 — SendGrid, Inc. Threat Intelligence

Network Threat Summary

AS11377 (SendGrid, Inc.) has 1,003 malicious IP addresses with 31,904 abuse reports across 3 countries. First activity recorded 2022-10-11, most recent activity 2026-08-14.

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

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

Top Attack Categories

• Suspicious Activity 25,156 reports
• Severe Abuse 1,442 reports
• Spam 463 reports
• Moderate Threat 397 reports
• Attacks 224 reports

Top Affected Countries

• US 27,170 reports
• IE 1,606 reports
• NL 937 reports

Most Reported IPs

• 159.183.235.50 269 reports
• 149.72.126.143 247 reports
• 159.183.224.104 246 reports
• 149.72.154.232 240 reports
• 149.72.123.24 238 reports

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