This is a handy site if you are wondering why some parts of the global internet are still resolving an old IP address after a DNS record update.
Go to the above site, enter your domain name and wulah!
Scam call from “Telstra”
Just had a call from a man with a sub-continental accent from caller ID 0734946596 Told me there was problem with my...
To check the propagation of DNS, you can also refer to this free and amazing tool https://dnschecker.org/, that tool has 100+ public servers available to check the live propagation results. That tool is the best alternative of whatsmydns.net and provides more detailed propagation results as compared to any other online similar tool.
Awesome thanks for posting a better option.