Pgdhadong.edu.vn
Server | nginx |
Content-Type | text/html; charset=U |
Transfer-Encoding | chunked |
Connection | keep-alive |
Keep-Alive | timeout=60 |
X-Frame-Options | SAMEORIGIN |
X-Content-Type-Options | nosniff |
X-XSS-Protection | 1; mode=block |
Last-Modified | Thu, 08 Mar 2018 02: |
Cache-Control | max-age=0, no-cache, |
Pragma | no-cache |
Expires | -1 |
Content-Encoding | gzip |