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Network: LEIDOS-149-8-0-0-16

This page shows DMARC authentication failures originating from the LEIDOS-149-8-0-0-16 network. Learn more about this data.

Network Information
Org ID:
LEIDO
Address:
1750 Presidents Street, Reston, VA 20190
Countries:
US
Unique IPs:
4
CIDR:
149.8.0.0/16

Analysis

This network has contributed 4 unique IP addresses across 10 failed authentication events, accounting for 29 messages. Activity from this network spans from February 14, 2025 to October 1, 2025. Activity from LEIDOS-149-8-0-0-16 has been observed from United States.

Failures Detected from this Network
Showing 1-10 of 10 (failures, affecting 29 messages)
Date ▲ Source IP Country Messages
2/14/2025 149.8.132.36 US 1
9/17/2025 149.8.13.133 US 4
9/17/2025 149.8.13.136 US 2
9/24/2025 149.8.13.133 US 4
9/24/2025 149.8.13.136 US 3
9/26/2025 149.8.13.133 US 4
9/26/2025 149.8.13.135 US 2
9/26/2025 149.8.13.136 US 3
10/1/2025 149.8.13.133 US 1
10/1/2025 149.8.13.136 US 5
Countries
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