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:images-blogger-opensocial.googleusercontent.com/gadgets/proxy?url=http://2.bp.blogspot.com/-FDNtO4ab3Ho/Vc-QpDKQW4I/AAAAAAAAAxs/xPORJ7Pfbvo/s113/20101025085208.jpg&container=blogger&gadget=a&rewriteMime=imag...
site title:

Header

HTTP/1.1 200 OK
Access-Control-Allow-Origin *
Access-Control-Expose-Headers Content-Length
Cache-Control public,max-age=86398
Content-Disposition attachment;filename=p.txt
Content-Type image; charset=ISO-8859-1
Date Sun, 25 Aug 2019 11:59:10 GMT
Expires Mon, 26 Aug 2019 11:59:08 GMT
Timing-Allow-Origin *
Content-Length 4445
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-XSS-Protection 1; mode=block
Server GSE

Load Info

page size4445
load time (s)0.230299
redirect count0
speed download0
server IP172.217.22.129


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