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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81.21.176.0/20 - TEQNOBASE-AS, NL

Spam statistics 81.21.176.0/20 - TEQNOBASE-AS, NL

Country
Netherlands
AS Number
Number of IPs
4 096
Purpose of use
Unknown
Domain
-
Detected IP addresses
4
Spam active IPs
0
Spam rate
0.00%
Websites count
14
IP addresses with websites
4

Spam activity log

— spam active IP adresses

WhoIs: 81.21.176.0/20

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IP Addresses in this range 81.21.176.0/20