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:64.media.tumblr.com/3b3186fff205d2b36ac54de170d799e7/032f5c1026b40561-50/s1280x1920/d21cefdb6063095f5e01d45745942910edf7f797.jp...
favicon.ico:
URL does not point to a web page (html/xhtml) or read error or page not found. (5002)

Header

HTTP/1.1 200 OK
Server nginx
Date Tue, 11 May 2021 23:40:23 GMT
Content-Type image/jpeg
Content-Length 138487
Connection keep-alive
Last-Modified Tue, 22 Dec 2020 07:41:50 GMT
Etag 7393935c1dcafa355edef39d3e329884-1498089600-f5a42ca
Content-Disposition inline; filename= tumblr_3b3186fff205d2b36ac54de170d799e7_d21cefdb_1280.jpg
x-frames 1
Timing-Allow-Origin *
Cache-Control max-age=315360000
X-nc MISS cdg 1
Access-Control-Allow-Methods GET
Access-Control-Allow-Origin *
Access-Control-Max-Age 86400
Strict-Transport-Security max-age=31536000; preload

Load Info

page size138487
load time (s)0.557902
redirect count0
speed download248228
server IP192.0.77.3


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