Client website is down suddenly

[gualter]

Maybe they haven’t fully propagated yet. For future reference, we have a guide that shows how to do this with zero downtime:

[Support Guide] How do I migrate a domain to Netlify DNS with zero downtime?

Last reviewed by Netlify Support - July 2025 IMPORTANT UPDATE While many details in this support guide remain valuable information, the best guide for a zero downtime DNS migration can be found here: However, there is still great information below and our support team will continue to link people to sub-sections of this support guide when they are relevant to someone’s particular situation or question. What is this topic about? This topic covers copying your existing DNS records from your c…