Several people have written to me recently and asked me if I contacted them on Instagram. I do not have an Instagram account. This is a scammer trying to trick you.
The reason we have red colored tags in-game is precisely to avoid people being tricked by fake staff.
Nobody from Cosmic Cow will contact players outside of our official sites. The only exception would be our official facebook page, but even there it will only be for communication and contests and nothing to do with support or accounts.