Looking for logging into the Auth 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 Auth site. After that you can login as usual with your login credentials.
http://www.samlogic.net/articles/smtp-commands-reference-auth.htm
https://laravel.com/docs/5.8/authentication
https://sis.auth.gr/login.php
https://auth.tesla.com/login
https://auth.unitar.my/login
https://dirbs.pta.gov.pk/drs/auth/login
https://hq1.appsflyer.com/auth/login
https://secure.worldpay.com/sso/public/auth/login.html
https://www.easel.ly/auth/login
https://docs.oracle.com/javase/7/docs/api/javax/security/auth/login/package-summary.html
https://cloud.google.com/sdk/gcloud/reference/auth/login
https://www.taptap.com/auth/login
https://auth.datto.com/