According to our telemetry and our own intelligence, the host at this IP address has been setup by cyber criminals for the exclusive purpose of hosting phishing sites, malware distribution sites and/or botnet controllers. We therefore advise our users to block any traffic from/to this IP address.
Malware botnet controller located at 91.224.22.55 on port 443 TCP:
$ telnet 91.224.22.55 443
Trying 91.224.22.55…
Connected to 91.224.22.55.
Escape character is ‘^]’
checkoutmodules.biz. 600 IN A 91.224.22.55
checkip.biz. 600 IN A 91.224.22.55
dnsden.biz. 600 IN A 91.224.22.55
sslip.biz. 600 IN A 91.224.22.55