recently I've noticed that if I go to qrz.com website from internal LOG4om browser, I am not able anymore to login because qrz's home page complains:
Not a drammatic issue, but it was useful to lookup a call and take a look to extended infos ....You are using an out of date browser. It may not display this or other websites correctly. You should upgrade or use an alternative browser.
I believe that when QRZ.com implemented the new (ugly, in my humble opinion

73 de IZ3XNJ Stefano