Mikandi’s anti-spam system blacklists certain temporary email domains and sometimes even mainstream providers like Outlook or Yahoo if they detect mass signups.
Leave a comment with the exact error message you’re seeing, and I’ll help troubleshoot.
How to resolve app registration and claiming issues? - Facebook
: If registering via the website, clear your browser's cache and cookies. If using the app, go to Settings > Apps > MiKandi > Storage and select Clear Cache .