One website toolkit.
Useful answers.
Use a focused diagnostic when you need one answer, or run the Full Website Scan to bring status, redirects, DNS, SSL, security, technologies, performance and recommendations together.
Measure DNS, connect, TLS, TTFB, redirects, HTML size, compression and cache signals.
Open tool → SECURITYSecurity Header GraderGrade important browser security headers and see what should be improved.
Open tool → TECHNOLOGYTechnology DetectorIdentify publicly observable CMS, commerce, CDN, analytics, framework and server signals.
Open tool → TLSSSL / TLS AnalyzerInspect certificate expiry, issuer, domains, protocol and cipher.
Open tool → DOMAINDomain Expiry CheckerUse public RDAP data to inspect registration and expiry information.
Open tool → DNSDNS Propagation CheckerCompare public DNS answers across resolver services.
Open tool → NETWORKWhat is my IP?See your own public connection address and understand IPv4/IPv6.
Open tool → IPIP ReputationCheck selected DNS-based reputation-list signals for a public IPv4 address.
Open tool →Why use MyNetCheck free tools
Use individual tools when you need a focused answer, or run the Full Website Scan to combine multiple public checks into one report. The tools are intended to explain technical results as well as display them.