Security Tools
22 free, passive checks you can run on any domain. No login, nothing intrusive.
Scan & assess
Website Security Check
A quick health score for any site: SSL, security headers, HTTPS redirect and privacy policy.
Open toolSecurity Headers Checker
Grade your site's security headers in seconds: HSTS, CSP, X-Frame-Options and more.
Open toolSSL Certificate Checker
Check a certificate's expiry, issuer and what it covers. Know before it lapses.
Open toolTLS / Protocol Checker
Find out which TLS versions your site accepts and whether it still allows weak, legacy protocols.
Open toolCookie & Privacy Scanner
See which cookies and trackers your site sets, and whether you have the privacy basics the DPA expects.
Open toolEmail & domain
Email Security Checker
Check your domain's SPF and DMARC records to find out if attackers can spoof email from your business.
Open toolSPF & DMARC Generator
Generate the exact DNS records that stop attackers spoofing email from your domain, ready to copy and paste.
Open toolEmail Header Analyser
Suspect a phishing email? Paste its headers and we check if it is really from who it claims.
Open toolDNS Records Lookup
View all public DNS records (A, MX, NS, TXT and more) for any domain in one clean view.
Open toolWHOIS / Domain Lookup
Registrar, registration and expiry dates, status and name servers for any domain.
Open toolAttack surface
OSINT Exposure Check
One click: certificate, email spoofing, security headers, lookalike domains and subdomains, summarised in plain words.
Open toolSubdomain Finder
Discover subdomains from public certificate transparency logs. See your real attack surface.
Open toolAttack Surface Mapper
Everything an attacker can discover about your domain in one view: subdomains, IPs, mail and name servers.
Open toolTech-Stack Detector
See the CMS, frameworks and server a website is built with, and spot outdated software.
Open toolLookalike Domain Finder
Find typosquat and lookalike domains impersonating your business for phishing, before customers fall for them.
Open toolPasswords & exposure
Password Strength Checker
See how strong a password is and how long it would take to crack, checked privately in your browser.
Open toolPassword Generator
Create strong random passwords and memorable passphrases. Generated privately in your browser.
Open toolPassword Breach Checker
See if a password has appeared in a known data breach. Checked privately and never leaves your browser.
Open toolAwareness & business
POTRAZ Licence Checker
Six questions: find out whether your organisation needs a data controller licence under SI 155 of 2024, and what to do next.
Open toolPentest Price & Scope Builder
Pick what should be tested and see the right test, its starting price and what moves the figure. Then send the scope for a fixed quote.
Open toolSecurity Check-Up
Eight questions across four areas: get a scorecard and your top fixes, each linked to the right next step. No email needed.
Open toolBreach Cost Calculator
Estimate what a data breach could cost your business, so you can weigh it against the cost of prevention.
Open tool