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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AS16637 MTN Business Solutions, page 4

Spam statistics of AS16637 MTN Business Solutions

South Africa
Number of networks
13 160
IP Addresses
661 502 470
Purpose of use
Detected IP addresses
24 958
Spam active IPs
Spam rate
Websites count
1 019
IP addresses with websites

Spam activity log

— spam active IP adresses

WhoIs AS: as16637


Detected networks prefixes

#Network prefixCountryLengthDetected IP addressesSpam active IP addressesSpam rate
91105.210.160.0/22South Africa1024830.00%
92197.77.0.0/17South Africa3276891530.00%
9341.112.160.0/22South Africa102417620.00%
9441.113.36.0/22South Africa102430920.00%
9541.113.140.0/22South Africa102434420.00%
9641.113.160.0/22South Africa102433120.00%
9741.113.236.0/22South Africa102434220.00%
9841.114.132.0/22South Africa102440220.00%
9941.114.220.0/22South Africa102437920.00%
10041.115.120.0/22South Africa102432520.00%
10141.117.4.0/22South Africa102413420.00%
10241.117.8.0/22South Africa102411320.00%
10341.181.144.0/22South Africa1024320.00%
10441.208.0.0/18South Africa163843620.00%
105105.209.136.0/22South Africa10249320.00%
106105.209.148.0/22South Africa10248420.00%
107105.209.152.0/22South Africa102410220.00%
108105.210.0.0/22South Africa1024520.00%
109105.210.28.0/22South Africa10241020.00%
110105.210.32.0/22South Africa10241120.00%
111105.210.60.0/22South Africa1024720.00%
112105.213.4.0/22South Africa102414120.00%
113105.213.16.0/22South Africa10244720.00%
114105.213.136.0/22South Africa10244020.00%
115105.216.224.0/22South Africa10243020.00%
116196.31.0.0/22South Africa1024920.00%
117196.31.224.0/20South Africa40961220.00%
120197.76.176.0/22South Africa10243420.00%