I’ve had the occasion to move the domain for Sheffield Environment Weeks from a local IT company’s control to Ionos and I wanted to record what happened for future reference. Takeaways at the bottom: The state of the site The site had the following major issues: No mobile support Required outdated PHP 5 - no upgrade path Broken in many and various ways. (Analytics, sending emails, spam) SSL configured but wrongly, causing browsers to tell mobile users the site was unsafe, and this was starting to show on desktop browsers too.