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:tpc.googlesyndication.com/pagead/images/x_button_blue2.sv...
Url ContentScalable Vector Graphics (SVG)
MIME Type / Internet Media Typeimage/svg+xml
MIME Type image
File Extension.svg
More Details (link to:)Wikipedia: SVG
Powered by: Very Tiny URL Shortener at https://vturl.net VeryTinyURL

Header

HTTP/1.1 200 OK
P3P policyref= htt???/www.googleadservices.com/pagead/p3p.xml , CP= NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC
Timing-Allow-Origin *
Date Fri, 15 Dec 2017 18:27:32 GMT
Expires Sat, 16 Dec 2017 18:27:32 GMT
Content-Type image/svg+xml; charset=UTF-8
ETag 6430085842213777914
X-Content-Type-Options nosniff
Content-Encoding gzip
Server cafe
Content-Length 182
X-XSS-Protection 1; mode=block
Cache-Control public, max-age=86400
Age 45163

Load Info

page size182
load time (s)0.002309
redirect count0
speed download0
server IP216.58.213.161


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