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:tw.yimg.com/i/tw/search/tw_search_s.gi...
site title:
Url ContentGraphics Interchange Format
MIME Type / Internet Media Typeimage/gif
MIME Type image
File Extension.gif
More Details (link to:)Wikipedia: Graphics Interchange Format
Powered by: Very Tiny URL Shortener at https://vturl.net VeryTinyURL

Header

HTTP/1.1 200 OK
x-amz-id-2 urhQ9cUo3BgEyya34X601ZG1aCIcY2LnB315TBI6rBK+Of/IKwbw57nug7Etb38ZvPqEP2VKW2c=
x-amz-request-id E2A233365A610249
Date Fri, 23 Aug 2019 11:35:11 GMT
Last-Modified Tue, 03 Apr 2018 20:26:52 GMT
x-amz-server-side-encryption AES256
Cache-Control public,max-age=600,stale-while-revalidate=30
x-amz-meta-created-date Sun, 17 Apr 2016 10:59:18 GMT
x-amz-meta-mbst-etag YM:1:359c4805-805c-4a70-83b7-3cdc0a924d53000530ac22b07dce
x-amz-meta-x-ysws-mbst-vtime 1460890758053326
x-amz-meta-x-ysws-access public
x-amz-version-id null
Accept-Ranges bytes
Content-Type image/gif
Content-Length 2160
Server ATS
Referrer-Policy no-referrer-when-downgrade
Vary Origin
Strict-Transport-Security max-age=15552000
Expect-CT max-age=31536000, report-uri= htt???/csp.yahoo.com/beacon/csp?src=yahoocom-expect-ct-report-only
X-XSS-Protection 1; mode=block
X-Content-Type-Options nosniff
Etag cd292d0f4a85708edf87718588331d50
Expires Tue, 03 Apr 2018 20:36:50 GMT
Age 272
Connection keep-alive
Content-Security-Policy frame-ancestors htt????/*.yahoo.com htt????/*.yahoo.net htt????/*.yahoo.com.tw htt????/*.yahoo.com.hk htt????/*.yahoodns.net htt????/*.tumblr.com htt????/tw.discount.yahoo.net;

Load Info

page size2160
load time (s)0.453206
redirect count0
speed download0
server IP67.195.231.22


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