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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AS297 National Aeronautics and Space Administration

Spam statistics of AS297 National Aeronautics and Space Administration

Country
United States
Number of networks
IP Addresses
Purpose of use
Domain
-
Detected IP addresses
271
Spam active IPs
0
Spam rate
0.00%
Websites count
230
IP addresses with websites
159

Spam activity log

— spam active IP adresses

WhoIs AS: as297

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Detected networks prefixes

#Network prefixCountryLengthDetected IP addressesSpam active IP addressesSpam rate
1128.156.0.0/16United States65536300.00%
2129.164.0.0/16United States65536700.00%
3156.68.0.0/16United States6553610000.00%
4158.154.0.0/16United States65536100.00%
5192.77.80.0/20United States4096100.00%
6192.100.14.0/24United States25625600.00%
7192.225.64.0/19United States8192819200.00%
8198.116.0.0/14United States2621444700.00%
9198.120.0.0/14United States26214410200.00%