What Website Owners Need to Know About DNS Propagation

https://sitesignal.birchreport.com/posts/what-website-owners-need-to-know-about-dns-propagation

Ever made a change to your domain's DNS settings and wondered why it doesn't work right away? That delay is DNS propagation—the time it takes for updated records to spread across global internet servers. It can take anywhere from minutes to 48 hours, so if you're switching hosts or adding a subdomain, patience is key. Plan ahead to avoid downtime.