EDIT: I\'ll leave this as a good example of debugging SSL.
Final analysis: We had a networking issue in which one of our routers was misconfigured for a totally dif
As I can see, the client hello has one byte to much on position 00cb: the 0xFF should not be there. So the following bytes data cannot be read correctly...
00c0 - 00 14 00 11 00 08 00 06-00 03 00 ff 01 00 00 6d ...............m
Not sure, but it seems to be a bug in openssl, so a firewall or web proxy ignores the request.