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.

AS1781 Korea Advanced Institute of Science and Technology

Spam statistics of AS1781 Korea Advanced Institute of Science and Technology

South Korea
Number of networks
IP Addresses
Purpose of use
Detected IP addresses
Spam active IPs
Spam rate
Websites count
IP addresses with websites

Spam activity log

— spam active IP adresses

WhoIs AS: as1781


Detected networks prefixes

#Network prefixCountryLengthDetected IP addressesSpam active IP addressesSpam rate
1143.248.0.0/16South Korea65536512180.00%
2143.248.232.0/22South Korea10241430.00%
3143.248.36.0/22South Korea10242820.00%
4143.248.52.0/22South Korea10242120.00%
5143.248.136.0/22South Korea10242020.00%
6143.248.140.0/22South Korea1024920.00%
7210.107.128.0/22South Korea10241420.00%
8210.107.128.0/20South Korea40961820.00%
9143.248.56.0/22South Korea10241710.00%
10143.248.116.0/22South Korea1024710.00%
11143.248.128.0/22South Korea1024710.00%
12143.248.132.0/22South Korea10241310.00%
13143.248.180.0/22South Korea10241010.00%
14143.248.216.0/22South Korea1024510.00%
15143.248.224.0/22South Korea1024810.00%
16192.249.16.0/20South Korea40962510.00%
17192.249.28.0/22South Korea10242010.00%
18137.68.0.0/18South Korea16384100.00%
19137.68.0.0/16South Korea655361500.00%
20137.68.32.0/22South Korea1024100.00%
21143.248.0.0/22South Korea1024800.00%
22143.248.4.0/22South Korea10242100.00%
23143.248.8.0/22South Korea10241000.00%
24143.248.12.0/22South Korea10241200.00%
25143.248.16.0/22South Korea1024500.00%
26143.248.20.0/22South Korea1024400.00%
27143.248.24.0/22South Korea10241300.00%
28143.248.28.0/22South Korea10241500.00%
29143.248.32.0/22South Korea10241200.00%
30143.248.40.0/22South Korea1024100.00%