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:calendar.uno.edu/Portals/22/ecr2119/18010807401707313728Gameday.jp...
site title:
Url ContentJPEG Image
MIME Type / Internet Media Typeimage/jpeg
MIME Type image
File Extension.jpeg, .jpg
More Details (link to:)RFC 1314
Powered by: Very Tiny URL Shortener at https://vturl.net VeryTinyURL

Header

HTTP/1.1 200 OK
Content-Type image/jpeg
Last-Modified Mon, 08 Jan 2018 18:07:40 GMT
Accept-Ranges bytes
ETag 8d13d892ab88d31:0
Server Microsoft-IIS/7.5
X-Powered-By ASP.NET
Date Thu, 24 May 2018 00:25:21 GMT
Content-Length 1892

Load Info

page size1892
load time (s)0.452894
redirect count0
speed download0
server IP137.30.242.103


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