Did you check your (and your mail server’s) spam filters? NOT IN SPAM.
What settings do you have for :
Technical contact ME, SITE ADMIN USING VALID EMAIL
Genealogy contact AS ABOVE
webtrees reply address (just realised I need to change that!) REPLY ADDRESS???? Don’t recognize phrase but I use only the site admin email
Is your admin account email address correct / valid? AS ABOVE
Are there any reports in the kiwitrees log list relevant to these registrations?
LOGS
2014-06-28 22:04:47 auth User registration requested for: debellis 71.126.242.221
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Alter-Drukarsh connections | The Garelick: 3.3.11b - PHP 8.0 FastCGI - mySQL 8.