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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AS23528 SPARKPOST, US

Spam statistics of AS23528 SPARKPOST, US

Country
United States
Number of networks
IP Addresses
Purpose of use
Domain
-
Detected IP addresses
17
Spam active IPs
4
Spam rate
23.53%
Websites count
0
IP addresses with websites
0

Spam activity log

— spam active IP adresses

WhoIs AS: as23528

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Detected networks prefixes

#Network prefixCountryLengthDetected IP addressesSpam active IP addressesSpam rate
1192.174.80.0/22United States1024100.00%
2194.28.204.0/24United Kingdom256100.00%
3194.28.204.0/23United Kingdom5121700.00%
4194.28.205.0/24United Kingdom2561600.00%
5199.15.226.0/24United States256300.00%