Security tools
Ten free tools under one roof. All free-tier friendly, all edge-cached.
Website Trust Checker
Full trust analysis for any domain — DNS, SSL, security headers, RDAP, email security, transparency, technology.
WHOIS / RDAP Lookup
Structured registration data for any domain: registrar, creation date, expiry, name servers, status codes.
DNS Lookup
A / AAAA / MX / NS / TXT / CNAME records for any domain, resolved over encrypted DNS-over-HTTPS.
SSL Certificate Checker
Certificate Transparency history, active issuer, expiry, and every SAN a domain has ever certified.
HTTP Header Checker
Every response header a site sends, graded against modern security baselines (HSTS, CSP, XFO, XCTO, etc.).
Technology Detector
Detect CMS, framework, analytics, CDN and 30+ other technologies from a single request.
IP Lookup
Geolocation, ASN, hosting provider and reverse DNS for any IPv4 or IPv6 address.
Email Reputation Checker
SPF, DMARC, DKIM configuration and deliverability signals for any sending domain.
QR Code Scanner
Paste or upload a QR code; we decode the URL and run it through the trust checker before you visit it.
URL Expander
Follow shortened links (bit.ly, t.co, tinyurl) all the way to their final destination without opening them.