Header check
Type Content
HTTP/1.1 200 OK
Server nginx/1.14.1
Date Thu, 22 Aug 2019 17:58:11 GMT
Content-Type text/html
Content-Length 17821
Connection keep-alive
Last-Modified Mon, 22 Jul 2019 01:04:52 GMT
Accept-Ranges bytes
Expires Thu, 22 Aug 2019 18:08:11 GMT
Vary Accept-Encoding
Cache-Control max-age=7200, public
X-Endurance-Cache-Level 2