If you are not sure if the website you want to visit is safe, you can check it out here. Enter the address (url) of the website and see the invisible elements, such as a header or meta data.
site address:c3sonmy.quangngai.edu.v...
favicon.ico:
site title:Trường THPT Sơn Mỹ | Website Trường THPT Sơn Mỹ
Url ContentHyperText Markup Language (HTML)
MIME Type / Internet Media Typetext/html
MIME Type text
File Extension.html
More Details (link to:)Wikipedia: HTML
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cached page - cached page ( 39 days ago )

Header

HTTP/1.1 200 OK
Server nginx
Date Mon, 18 Jan 2021 14:16:15 GMT
Content-Type text/html; charset=UTF-8
Content-Length 15172
Connection close
Vary Accept-Encoding,Cookie,User-Agent
Expires Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control no-store, no-cache, must-revalidate
Pragma no-cache
Link <htt???/c3sonmy.quangngai.edu.vn/wp-json/>; rel= htt????/api.w.org/
Set-Cookie PHPSESSID=2hhtqacvk125vl15moqr6rndo1; path=/
Content-Encoding gzip

Meta Tags

title="Trường THPT Sơn Mỹ | Website Trường THPT Sơn Mỹ"
http-equiv="content-type" content="text/html; charset=utf-8"
http-equiv="X-UA-Compatible" content="IE=edge"
name="viewport" content="width=device-width, initial-scale=1"
name="description" content="Website Trường THPT Sơn Mỹ"
name="keywords" content="Website Trường THPT Sơn Mỹ"

Load Info

page size95546
load time (s)1.276343
redirect count0
speed download11887
server IP103.68.251.134

* all occurrences of the string "http://" have been changed to "htt???/"