Mentilin — free online tools
Mentilin is a free set of online tools. No account, no sign-up, no paid plan.
These pages need JavaScript to run, but here is what each tool does:
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Domain Doctor — audit a domain's DNS records
and its SPF, DMARC and DKIM email policy, plus its CAA and DNSSEC posture,
registration data and one web visit.
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Temp Mail — receive a throwaway email address
instantly. Messages are kept only briefly.
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Webhook Lab — get a unique URL and inspect every
incoming webhook request.
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Fix My Image — compress, resize or convert an image
to a size or format limit.
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Mock Data Generator — generate realistic mock
data as JSON or CSV: 22 record types such as user profiles, orders and database
schemas, across 34 regional profiles.
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Lead Scout — find B2B leads and WhatsApp contacts.
Read the blog and guides, the
privacy policy or the
terms of service.