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Network: AMAZON-EC2-8

This page shows DMARC authentication failures originating from the AMAZON-EC2-8 network. Learn more about this data.

Network Information
Owner:
Amazon
Org ID:
AMAZO-4
Address:
Amazon Web Services, Inc. P.O. Box 81226, Seattle, WA 98108-1226
Countries:
US
Unique IPs:
1
CIDR:
107.20.0.0/14

Analysis

This network has contributed 1 unique IP address across 9 failed authentication events, accounting for 14 messages. Activity spans from June 18, 2025 to February 27, 2026, with peak volume in December 2025 (4 events). The top countries by failure volume are United States (100%). The most active source IP from this network includes 107.23.70.212 (11 failures). A single IP dominates activity from AMAZON-EC2-8 (Amazon), suggesting a concentrated or persistent source rather than distributed infrastructure.

Failures Detected from this Network
Showing 1-9 of 9 failures, affecting 14 messages
Date โ–ผ Source IP Country Messages
2/27/2026 107.23.70.212 US 2
12/19/2025 107.23.70.212 US 2
12/5/2025 107.23.70.212 US 2
10/8/2025 107.23.70.212 US 1
10/3/2025 107.23.70.212 US 1
7/31/2025 107.23.70.212 US 1
7/3/2025 107.23.70.212 US 2
7/1/2025 107.23.70.212 US 1
6/18/2025 107.23.70.212 US 2
Countries
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