My domain is: https://karenferlito.com
My hosting provider, if applicable, is: Squarespace.com
I can login to a root shell on my machine (yes or no, or I don’t know): No
I’m using a control panel to manage my site (no, or provide the name and version of the control panel): No
I’m asking for a friend (really) who is new to Let’s Encrypt. Her site loads w/o issues on AT&T Uverse, cellular, and usually Comcast Xfinity, but multiple visitors using Xfinity are receiving SSL ERROR RX RECORD TOO LONG responses. Can she fix it?