Princh must be able to make calls to the following addresses:
epay.princh.com
print.princh.com
ssl.ditonlinebetalingssystem.dk
cloudfront.net
s2.symcb.com
ocsp2.globalsign.com
ocsp.digicert.com
clients1.google.com
count.princh.com
rest.princh.com
fonts.gstatic.com
g.symcd.com
ocsp.comodoca.com