You can tried to change User Agent to Firefox: Tools -> User Agent -> Firefox
Or you can changed your SSL configuration, by default in K-Meleon only is enable SSL v3, old SSl v2 is disable by security.
To change SSL configuration: Advanced Preferences (F2) -> Privacy & Security -> Encription
To change with more details you can change it in: Edit -> Configuration -> Browser Configuration or go to about:config in URL bar. You can filter by SSL to show only SSL values. Try to change this SSL values.
K-Meleon in Spanish