SSL_ERROR_RX_RECORD_TOO_LONG 443 solution

Recent migration server intermittent SSL_ERROR_RX_RECORD_TOO_LONG

1, first check the certificate path is correct

2, to see whether to open ports 443

netstat -luntp | grep 443

3, see nginx configuration is correct

My problem is because the load of two servers, then the domain name resolution problem, first actual ip binding in the local DNS positioning question, I first encountered, and finally get, if you encounter, comments I, the first time you feedback ~