Microsoft’s January 2019 updates are causing a network issue within all supported versions. Some local websites (router config pages) can’t be reached from Microsoft Edge. Microsoft has confirmed this issue and plans a fix in future updates. Details within my blog post:
Windows 10 Network bug in all versions, fix are planned
Ex Microsoft Windows (Insider) MVP, Microsoft Answers Community Moderator, Blogger, Book author
https://www.borncity.com/win/