URL Inspection: https://ns1.react.guide

The server's SSL certificate could not be verified. The inspection was completed using insecure mode. Data may be less reliable.

Reason:

Hostname Mismatch - certificate is issued for firebaseapp.com, *.firebaseapp.com, not for ns1.react.guide

Open Cached · just now

DOWN

HTTP Status

404

Ping

17 ms

Technologies

Analytics	Google Console Google Search Console (formerly Google Webmaster Tools) is a free service from Google that helps website owners monitor and maintain their site's presence in Google search results.
Description: Google Search Console (formerly Google Webmaster Tools) is a free service from Google that helps website owners monitor and maintain their site's presence in Google search results. It provides insights into search performance, indexing status, and technical SEO issues. View full details
Evidence: • DNS Record TXT: google-site-verification=xxL7gtp1JagPNJoFN8f0MpdHTAwoylIQri6n9j620RY (root domain: react.guide)

Certificate Authority	GlobalSign GlobalSign is a certificate authority that provides SSL/TLS certificates, code signing certificates, and PKI solutions.
Description: GlobalSign is a certificate authority that provides SSL/TLS certificates, code signing certificates, and PKI solutions. It offers various certificate types with strong security features and is trusted by major browsers and operating systems. View full details
Evidence: • DNS Record TXT: globalsign-domain-verification=EVpHOeaBwRp2oDaPPWyRFESjwcbGWFjoDps0NMuvlV (root domain: react.guide)

Certificate Authority	Google Trust Google Trust Services is Google's certificate authority that issues SSL/TLS certificates for Google services and Google Cloud Platform.
Description: Google Trust Services is Google's certificate authority that issues SSL/TLS certificates for Google services and Google Cloud Platform. It provides trusted root certificates used by Google's infrastructure and services. View full details
Evidence: • SSL Certificate Issuer: C=US, O=Google Trust Services, CN=WR4

Cloud	Firebase Firebase is Google's mobile and web application development platform that provides backend services including authentication, real-time database, cloud storage, hosting, and analytics.
Description: Firebase is Google's mobile and web application development platform that provides backend services including authentication, real-time database, cloud storage, hosting, and analytics. It helps developers build and scale applications quickly without managing backend infrastructure. View full details
Evidence: • DNS Record TXT: firebase=react-guide-60b0c (root domain: react.guide)