SSL certificate subject:
CN=*.gmx.net, E=server-certs@1und1.de, L=Montabaur, S=Rhineland-Palatinate, O=1&1 Mail & Media GmbH, C=DE
SSL certificate issuer:
CN=TeleSec ServerPass DE-2, STREET=Untere Industriestr. 20, L=Netphen, PostalCode=57250, S=Nordrhein Westfalen, OU=T-Systems Trust Center, O=T-Systems International GmbH, C=DE