Sorry to hear that you've been having trouble getting through to us, and thanks for your patience and persistence! I've double checked and ensured that your e-mail address <firstname.lastname@example.org> is still not blocked or flagged by our system.
I've also looked back in our history and found a number of responses sent back to that email, but sadly they must not have gone through. :(
To answer your most current questions on domains, your site will be edited on the built in domain name karin-nicole.squarespace.com.
This is why you are seeing this on your site like this. Your site visitors will see your site displayed as karinnicolephotography.com when visiting your site unless they entered in your Squarespace URL manually.
In the event that you're still unable to contact us through email, I would recommend trying our Live Chat.
We offer Live Chat assistance Monday - Friday between 3:00 A.M. and 8:00 P.M. Eastern Time. The Live Chat button is available at the bottom of every guide in our help site when team members are available:
Note that this button may at times be removed due to high volume since we wouldn't want anyone to go through excessive wait times.