Terms of Use
Effective 26 October 2026
Terms governing use of the DNS Toolbox website and its DNS, email and IP diagnostic tools.
By using www.dnstoolbox.us (the "Site") you agree to these terms. If you don't agree, don't use the Site.
Permitted use
The Site provides network diagnostic tools for lawful purposes, such as administering your own systems or investigating deliverability and connectivity problems. You agree not to:
- use the tools to attack, flood, scan or harass any host or network;
- automate requests, scrape results, or try to bypass rate limits or bot protection;
- interfere with the Site's operation or security.
We may block access from any address that breaks these terms.
Results
Results come from third-party sources, including DNS resolvers, registries, blocklist operators and the Globalping probe network, and may be incomplete, cached or out of date. They're provided for information only and aren't professional advice.
Disclaimer
The Site is provided "as is" and "as available", without warranties of any kind, express or implied. To the fullest extent permitted by law, we aren't liable for any loss or damage arising from your use of, or inability to use, the Site.
Third-party content
The Site shows advertising and links to third-party websites. We aren't responsible for their content or practices.
Changes
We may change these terms at any time by posting a new version on this page.
Contact
Use the contact form or email appsupport@dnstoolbox.us.