Network: AMAZON-EC2-USEAST-10

This page shows DMARC authentication failures originating from the AMAZON-EC2-USEAST-10 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:: 2

CIDR:: 23.20.0.0/14

Analysis

This network has contributed 2 unique IP addresses across 2 failed authentication events, accounting for 10 messages. Activity from this network was observed on June 5, 2025. The top countries by failure volume are United States (100%). The most active source IPs from this network include 23.21.109.197 (1 failure), 23.21.109.212 (1 failure). Failures from AMAZON-EC2-USEAST-10 (Amazon) are concentrated in a single country, which may indicate a targeted campaign or regionally hosted infrastructure.

Failures Detected from this Network

Showing 1-2 of 2 failures, affecting 10 messages

Show Confoundersⓘ

Date ▼	Source IP	Country	Messages
6/5/2025	23.21.109.197	US	3
6/5/2025	23.21.109.212	US	7

Countries

United States