Looking for logging into the Exchange Url Was Not Found 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 Exchange Url Was Not Found site. After that you can login as usual with your login credentials.
https://social.technet.microsoft.com/Forums/de-DE/e952a854-647e-4f88-b54c-449c82c1c82e/testowaconnectivity-fails-cannot-find-internalurl-property?forum=exchangesvrdeploy
https://community.spiceworks.com/topic/447451-exchange-2010-owa-issue-404-not-found
http://nuanceimaging.custhelp.com/app/answers/detail/a_id/13098/~/determining-the-exchange-web-services-%28ews%29-url-for-the-sharescan-exchange
https://drupal.stackexchange.com/questions/229655/how-do-i-fix-a-the-requested-url-user-login-was-not-found-on-this-server-err
https://magento.stackexchange.com/questions/181135/magento-2-1-admin-url-not-found-on-server
https://wordpress.stackexchange.com/questions/329620/https-rewrite-not-working-for-all-in-one-security-brute-force-rename-login-url
https://help.bittitan.com/hc/de/articles/115008252868-How-do-I-verify-that-EWS-is-set-up-properly-
https://support.office.com/en-us/article/use-outlook-anywhere-to-connect-to-your-exchange-server-without-vpn-ae01c0d6-8587-4055-9bc9-bbd5ca15e817
https://www.crestwood.com/2017/01/18/dynamics-gp-exchange-email-not-working-moving-office-365/
https://discussions.citrix.com/topic/398019-netscaler-exchange-2016-content-switching-and-aaa-vserver-owa-https-fqdn-not-working/
https://success.salesforce.com/answers?id=9063A000000lEBHQA2
https://stackoverflow.com/questions/30154016/laravel-5-auth-login-not-found
https://support.insight.ly/hc/en-us/articles/204061034-Syncing-Insightly-with-Google-or-Microsoft-Exchange-calendars