Reddit user editormatt said he was contacted by Instagram after registering the domain name slutsofinstagram.com.
After seeing the domain name http://www.slutsofinstagram.com/ registered, Instagram has allegedly sent a Cease and Desist to the owner of the site.
The only issue was that the site probably wasn't what the folks at Instagram thought it was:
LINK: Yes, the site is real.
The owner of the domain then sent a polite response to Instagram, letting them know how wrong they were:
