Looking for logging into the Duo 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 Duo site. After that you can login as usual with your login credentials.
https://duo.com/
https://admin.duosecurity.com/login?next=%2F
https://kb.iu.edu/d/bfnf
https://itunes.apple.com/za/app/duo-mobile/id422663827?mt=8
https://one.iu.edu/task/iu/duo
https://irt.rowan.edu/security/duo.html
https://duo.dur.ac.uk/webapps/login/?action=relogin
https://duo.tamu.edu/
https://duo.dur.ac.uk/
https://help.bitwarden.com/article/setup-two-step-login-duo/
https://play.google.com/store/apps/details?id=com.duosecurity.duomobile&hl=en_ZA
https://kb.wisc.edu/page.php?id=86220
https://virginia.service-now.com/its?id=itsweb_kb_article&sys_id=ed7cf747db3ac744f032f1f51d961993