It could be an entry in your hosts file. If you locate the hosts file, this site will help, scroll down the page click here and when you've found it rename it to hosts.old and see if you can enter the site.
Samsung Galaxy S8 review
1995-2015: How technology has changed the world in 20 years
What’s happening in VR right now: From psychedelic art to combat therapy
Siri not working? Try these troubleshooting fixes
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.