Network: PRO-COMP

This page shows DMARC authentication failures originating from the PRO-COMP network. Learn more about this data.

Network Information

WHOIS Owner:: TPNET for abuse: abuse@tpnet.pl
Countries:: PL

Unique IPs:: 1

CIDR:: 213.77.0.0/17

Analysis

This network has contributed 1 unique IP address across 1 failed authentication event, accounting for 3 messages. Activity from this network was observed on February 9, 2026. The top countries by failure volume are Poland (100%). The most active source IP from this network includes 213.77.99.55 (1 failure). A single IP dominates activity from PRO-COMP, suggesting a concentrated or persistent source rather than distributed infrastructure.

Failures Detected from this Network

Showing 1-1 of 1 (failures, affecting 3 messages)

Show Confoundersⓘ

Date ▲	Source IP	Country	Messages
2/9/2026	213.77.99.55	PL	3

Countries

Poland