23.1.4 indicates that there was a problem with internet backbones. This generally would mean that the internet provider at the ground station was having routing issues, which would definitely cause 'freezing'. You could test this yourself by doing a traceroute to a common YouTube url. Provided they can access your account, one of the reps here could determine which ground station that is and alert the provider of the problem.
I also feel obliged to let you know that attempting to 'self-tech' your own dish alignment isn't recommended unless you have the appropriate sighting and signalling tools. Misalignment of the dish may require an expensive authorized tech visit. Just saying.