After you add a TXT record to your domain's DNS settings, you can check the status of your change by looking up which TXT records are currently in effect for your domain. Do this by either using a third-party web service, or running DNS queries from your computer.
Before troubleshooting TXT records:
Remember that it can take up to 72 hours for DNS changes to go into effect, depending on the record's TTL value when you made the change.
If you purchased a domain from a Google partner while signing up for your Google Cloud account, you don't need to add a TXT record to verify domain ownership (since we already know you own the domain).
Enter your domain name in the free DNS record lookup tool provided by the following website:
URL: https://toolbox.googleapps.com/apps/dig/
TSP ADMIN @techsupportprime
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Original KB URL: https://support.google.com/a/answer/2716888?hl=en#zippy=%2Clook-up-txt-records-using-a-free-web-service