DNS Checking Tools

Google GSuite Toolbox - Goolges DIG Tool

Goolge GSuite Tools checks your name servers, A records, mail servers, SOA records for errors, consistency, accuracy and speed using several DNS tests. You can also flush your domain from Google's Recursive DNS Servers.

intoDNS.com - intoDNS is a great tool for DNS Health Checking

IntoDNS checks the health and configuration and provides DNS report and mail servers report. And provides suggestions to fix and improve them, with references to protocols’ official documentation.

dnsperf.com DNS Performance Testing - Online DNS Performance Check

DNS Performance Analytics and Comparison. More than 40 Million tests per day from all around the world.

digwebinterface.com - A great Web Interface for DIG with lot's of options

This tool is not intended for automated lookups. Any other usage is in general welcome and free. To prevent abuse a CAPTCHA needs to be solved for every 100 lookups in a 24 hour period.

webdnstools.com - webdnstools.com

Tools to check your entire domain DNS settings. Your mail or website not working? check here first!

kitterman.com - Kitterman SPF Record Checking tools

Tools to check your DSN SPF records or Sender Policy Framework. SPF Testing

DNSChecker.org - A DNS propagation check of various points around the world.

DNS Checker provides free dns lookup service for checking domain name server records against a randomly selected list of DNS servers in different corners of the world. Do a quick look up for any domain name and check DNS data collected from all location for confirming that website is completely propagated or not worldwide.

DNSStuff.com - DNS, Whois, Email Abuse Lookups, Email Blacklist Checking -

This is a free web-based service for IT Professionals.

Zoneedit.com DNS Tools - Online DNS Check

Zoneedit.com - A large DNS hosting company

centralops.net/ DNS Tools - Online DNS Check

centralops.net/co/ - Another Excellent Checking tool.

https://www.zonemaster.fr DNS Tools - Online DNS Check

www.zonemaster.fr/test/ - Checks your Entire Domain.