DDNS resolution from PHP is erratic

[Greenreader9]

I’m very confused. DDNS and PHP are two entirely separate things functioning nowhere near the same way and having two completely separate purposes.

DDNS is a thing, but not in the way you described it, I think you mean DNS propagation.

From the information you shared, I think DNS propagation is what you are waiting for, see the article below for more information:

What is DNS propagation

You’ve added a new domain name to your account, just changed your nameservers or recently modified some DNS settings. However, they aren’t working yet. You’ve discovered already that it’s not working yet because of something called “DNS Propagation”. But what does that mean? Introduction to DNS Before you can understand how DNS Propagation works, you need to understand how DNS itself works. So let’s start with that. Servers on the internet are identified by a set of numbers called an IP addres…