Header check
Type Content
HTTP/1.1 200 OK
Server nginx/1.12.1
Date Sat, 20 Jul 2019 13:39:11 GMT
Content-Type text/html; charset=UTF-8
Content-Length 42948
Connection keep-alive
X-Powered-By PHP/7.0.3
Vary Accept-Encoding,Cookie,User-Agent
Cache-Control max-age=3, must-revalidate
Last-Modified Sat, 20 Jul 2019 13:32:58 GMT
Cache-Control max-age=43200
Expires Sun, 21 Jul 2019 01:39:11 GMT