CleanTalk keeps track of the IP addresses in spam messages, to help Hosting and ISP companies to know about suspicious activity in the address space of a company. The presence of IP addresses in this list, it is an occasion to start audit server security that uses a particular address.
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13.0.0.0/8 - Palo Alto Research Center Incorporated

Spam statistics 13.0.0.0/8 - Palo Alto Research Center Incorporated

Country
United States
AS Number
Number of IPs
16 777 216
Purpose of use
Unknown
Domain
-
Detected IP addresses
96 125
Spam active IPs
3 608
Spam rate
4.00%
Websites count
631 474
IP addresses with websites
79 783

Spam activity log

— spam active IP adresses

WhoIs: 13.0.0.0/8

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IP Addresses in this range 13.0.0.0/8