Terms of Service
Last updated: 02 June 2026
1. Acceptance of Terms
By accessing or using maclookup.switchfirewall.com (“the Site”, “we”, “our”), you agree to be bound by these Terms of Service. If you do not agree, please do not use the Site.
2. Description of Service
The Site provides a free MAC address and OUI vendor lookup tool. Results are derived from the IEEE OUI registry and are provided for informational and educational purposes only. The tool is provided “as is” without any warranties of accuracy, completeness or fitness for a particular purpose.
3. Acceptable Use
You agree to use the Site only for lawful purposes and in accordance with these Terms. You must not:
- Use the Site in any way that violates applicable laws or regulations
- Attempt to disrupt, overload or damage the Site or its servers (e.g. via automated scraping, DDoS attacks)
- Attempt to gain unauthorised access to any part of the Site
- Use the lookup tool to facilitate illegal surveillance or tracking of individuals
- Reproduce or republish the tool's content commercially without permission
4. Advertising
This Site displays advertisements served by Google AdSense. These ads are provided by Google and its advertising partners. We do not control the content of advertisements shown. Google AdSense uses cookies to serve personalised ads based on your browsing behaviour. You can manage your ad preferences at Google Ads Settings.
5. Intellectual Property
The design, layout and original content of this Site are the property of SwitchFirewall. The MAC vendor data is sourced from the IEEE and is subject to IEEE's own terms of use. You may not copy or redistribute Site content without permission, except for personal non-commercial use.
6. Disclaimer of Warranties
The Site and all content are provided “as is” and “as available” without warranties of any kind, express or implied. We do not warrant that the Site will be uninterrupted, error-free, or that results will be accurate or complete. MAC address data reflects the IEEE registry at the time of our last update and may not reflect recent changes.
7. Limitation of Liability
To the fullest extent permitted by law, SwitchFirewall shall not be liable for any indirect, incidental, special, consequential or punitive damages arising from your use of, or inability to use, the Site or its results. Our total liability for any claim arising from use of the Site is limited to zero, as the service is provided free of charge.
8. Third-Party Services
This Site uses Google AdSense and Google Analytics. Your interactions with these services are governed by Google's own terms and privacy policies, available at policies.google.com.
9. Changes to Terms
We reserve the right to modify these Terms at any time. Changes will be posted on this page with an updated date. Continued use of the Site after changes constitutes acceptance of the revised terms.
10. Contact
For questions about these Terms: switchfirewall@gmail.com