ShieldCheck

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Is your business email and website easy to fake or attack?

Free, passive checks for Malaysian small businesses. Enter your domain to see if someone can send email pretending to be you, and whether your website's HTTPS and security headers are set up. No sign-up.

Passive only: public DNS lookups and one normal web request. No port scanning or vulnerability probing. How it works.

Free tools

Email security check

MX, SPF, DKIM, DMARC, BIMI, MTA-STS.

Website security check

HTTPS redirect, TLS certificate, security headers.

DMARC generator

Build a DMARC record in your browser.

SPF generator

One SPF record for all your senders.

Independent comparisons

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