application/octet-stream ???

Why is Comodo connecting with h???://91.208.196.180 and downloading an application/octet-stream that is 31.7 MB?

I have no idea. I looked up the IP address with Whois - IP Address - Domain Name Lookup and it told me:
IP Address 91.208.196.180
Host 91.208.196.180
Location NL, Netherlands
City Den Haag, 11 -
Organization Sabic Innovative Plastics BV
ISP Sabic Innovative Plastics BV