Server’s (PHP) and client’s (JavaScript) date & time

Server

Date/time : Sat, 29 Apr 2017 07:21:16 UTC/GMT
2017-04-29T09:21:16+0200 [ISO, local]
Time zone : CEST; Vienna, Austria [+2 hours to UTC/GMT]
UNIX Epoch: 1,493,450,476

Client