SSL Negotiation takes too long time 7-8 sec!!!

In the case of performance result that i tested my site Webpagetest gets SSL negotiation fault! I tested with GTMetrix and other tools can not see problem like that… Could you help, whats it?

https://www.webpagetest.org/result/200602_YW_fd4e1d2485821228e49d80b9cd4f291c/