[prmoustache]

adblocker / js blocker and privacy extensions can trigger that. I get similar error for different websites or gets additionnal captcha to answer because I use ghostery.

[okasaki]

Yes, but in this case I tried chromium with a brand new profile, and even installed Windows in a VM to use internet explorer. Nothing worked.

I called godaddy support and was ultimately told to use a different ISP.