Looking for logging into the Nintendo site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Nintendo site. After that you can login as usual with your login credentials.
https://accounts.nintendo.com/login
https://store.nintendo.com/ng3/myaccount/login.jsp?loginFromHeader=yes
https://accounts.nintendo.com/register
https://store.nintendo.co.uk/login.jsp
https://id.nintendo.net/login
http://www.nintendo-europe.com/
https://www.facebook.com/Nintendo/
https://forums.warframe.com/topic/1037399-unable-to-login-in-the-companion-mobile-app/
https://www.theverge.com/2018/9/27/17911418/fortnite-sony-ps4-nintendo-switch-link-how-to-account-fix
https://www.pokemon.com/us/pokemon-trainer-club/login
https://www.polygon.com/2018/11/21/18107088/warframe-nintendo-switch-pc-cross-platform-play-progress
https://answers.ea.com/t5/Technical-Issues/FIFA-19-on-Nintendo-Switch-Unable-to-login-this-account-can-t/td-p/7309437
https://www.lunchablessweepstakes.com/