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/sodar/Yww8ZxGu.j...

Header

HTTP/1.1 200 OK
Accept-Ranges bytes
Vary Accept-Encoding
Content-Encoding gzip
Content-Type text/javascript
Content-Length 6292
Date Thu, 07 Dec 2017 10:19:21 GMT
Expires Fri, 07 Dec 2018 10:19:21 GMT
Last-Modified Fri, 25 Aug 2017 16:15:00 GMT
X-Content-Type-Options nosniff
Server sffe
X-XSS-Protection 1; mode=block
Cache-Control public, max-age=31536000
Age 766474

Load Info

page size6292
load time (s)0.00212
redirect count0
speed download0
server IP216.58.213.161


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