If you are unable to access the site https://www.sproc.net/, here are a few actions you can try, to attempt to gain access:
Shut down all browsers and applications and reboot your device, then try again to access the system.
Clear your internet browsers cache and cookies.
Try to load the SProc system on a different browser, like Microsoft Edge or Google Chrome.
Reboot your router, if you work from home.
If you have tried the suggestions which are relevant to you, and you're still are not able to access the system, please contact your IT team or your internet provider to check further into the issue.