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:www.telegram.com/storyimage/WT/20171114/NEWS/171119642/AR/0/AR-171119642.jp...

Header

HTTP/1.1 200 OK
Accept-Ranges bytes
Age 0
Cache-Control s-max-age=600, max-age=600, must-revalidate, proxy-revalidate
Content-Length 1161613
Date Sun, 17 Dec 2017 10:27:29 GMT
Last-Modified Tue, 14 Nov 2017 16:39:07 GMT
ServedBy gm5-d-web-15.gmi.loc
Server Microsoft-IIS/7.5
X-Cache MISS-Varnish
X-Powered-By ASP.NET
X-Served-By ip-172-28-141-36.gmi.loc
x-stale false
X-UA-Device bot
X-Varnish 2022468624
X-Varnish-beresp-grace 43200.000
X-Varnish-beresp-status 200
X-Varnish-beresp-ttl 600.000
Connection keep-alive
Set-Cookie visid_incap_830758=1bXEa8l+Qpm2TKp8GQI3QIFBNloAAAAAQUIPAAAAAAB+erpXf7jcEI6TtL52IT2B; expires=Sun, 16 Dec 2018 10:13:28 GMT; path=/; Domain=.telegram.com
Set-Cookie nlbi_830758=ZdsjaZYi2WBKF85g/vlH7QAAAAAk9iAhu7fs15JXyM1VAJ6P; path=/; Domain=.telegram.com
Set-Cookie incap_ses_189_830758=7X4wUifaO0XszP7AzHifAoFBNloAAAAAZC5jGiUPboUe1+7Fu7zphw==; path=/; Domain=.telegram.com
X-Iinfo 5-38389080-38389087 NNNN CT(0 -1 0) RT(1513505153254 0) q(0 1 1 47) r(2 2) U5
X-CDN Incapsula

Load Info

page size1161613
load time (s)0.345478
redirect count0
speed download0
server IP185.11.125.15


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