DNS Changed but Website Still Showing Old Version?

Rudraansh Prajapati — Sun, 15 Feb 2026 12:35:14 +0000

If you’ve updated your domain’s DNS records and your website isn’t reflecting the changes immediately, you’re likely experiencing DNS propagation. DNS updates don’t go live worldwide instantly because records are cached by ISPs and public resolvers based on their TTL (Time To Live) settings, which can delay changes anywhere from a few minutes to 24–48 hours. Instead of guessing whether your update worked, you can check global DNS status instantly using a lookup tool like 👉 https://getdnsinfo.com/
to verify A, MX, TXT, CNAME, and NS records from multiple regions.

Changed Your DNS But Website Still Not Updating? Here’s Why.

Rudraansh Prajapati — Sun, 15 Feb 2026 12:33:05 +0000

You updated your domain.

You cleared cache.

You refreshed 20 times.

Still seeing the old website?

Welcome to DNS propagation.

🌍 What’s Actually Happening?

When you change a DNS record (A, MX, TXT, NS, etc.), the update doesn’t go live worldwide instantly.

Why?

Because DNS data is cached by:

ISPs

Public DNS resolvers (Google, Cloudflare)

Browsers

Operating systems

This caching improves performance — but it also causes delay after changes.

⏳ How Long Does DNS Propagation Take?

It depends on TTL (Time To Live).

Example:

TTL = 3600 seconds (1 hour)

That means some users may still see old data for up to 1 hour.

In some cases, propagation can take:

5–30 minutes

Up to 24–48 hours (rare but possible)

🔎 How I Check If DNS Has Updated Globally

Instead of guessing, I check DNS status from multiple regions.

I use this DNS lookup tool:

👉 https://getdnsinfo.com/

It lets you instantly check:

A Records

MX Records

TXT Records

CNAME

NS Records

This helps quickly confirm whether the issue is propagation or something else.

🧠 Pro Tip for Developers

Before migrating servers:

✔ Lower TTL 24 hours in advance
✔ Wait for TTL to expire
✔ Then update DNS

This reduces downtime significantly.

DEV Community: Rudraansh Prajapati

DNS Changed but Website Still Showing Old Version?

Changed Your DNS But Website Still Not Updating? Here’s Why.