The host at this IP address is running a malware botnet controller which is being used to control infected computers (bots) around the globe using a trojan horse.
Loki botnet controller located at 35.228.143.125 on port 80 (using HTTP POST):
hXXp://secure01-redirect.net/gc5/fre.php
secure01-redirect.net. 600 IN A 35.228.143.125
Referencing malware binaries (MD5 hash):
551b922ffeac1a93a892a5b15f4465ee — AV detection: 12 / 68 (17.65)