The page is served over HTTPS but loads 1 resource(s) over HTTP. This may be blocked in modern browsers.
ℹ 🔵Missing Content Security Policy
CSP is not configured. It helps prevent XSS attacks and content injection.
HTTP Status Code200 HTTP VersionHTTP/1.1 HTTPS✔ Available IP Address198.208.73.147 CDNFastly Compressiongzip 🔒 🟡Mixed Content (1 HTTP resources)The page is served over HTTPS but loads 1 resource(s) over HTTP. This may be blocked in modern browsers. ℹ 🔵Missing Content Security PolicyCSP is not configured. It helps prevent XSS attacks and content injection.
Redirect Chain
#
URL
HTTP Status Code
Status
1
https://gmc.com:443
301
HTTP/1.0 301 Moved Permanently
2
https://www.gmc.com/
200
HTTP/2 200
#1 URLhttps://gmc.com:443 HTTP Status Code301 StatusHTTP/1.0 301 Moved Permanently #2 URLhttps://www.gmc.com/ HTTP Status Code200 StatusHTTP/2 200
Performance
DNS Lookup
155.7 ms
TCP Connect
156.9 ms
TLS Handshake
8.4 ms
Time To First Byte (TTFB)
685.8 ms
Content Download
76.3 ms
Total Response Time
762 ms
DNS Lookup155.7 ms TCP Connect156.9 ms TLS Handshake8.4 ms Time To First Byte (TTFB)685.8 ms Content Download76.3 ms Total Response Time762 ms
Templategeneric-templates-page X-UA-CompatibleIE=edge Viewportwidth=device-width, initial-scale=1 Content-typetext/html; charset=UTF-8 DescriptionGMC vehicles have power to get the job done. View and learn more about the professional grade lineup of trucks, SUVs, crossovers, vans, and EVs. Content-page-refRKiKj9zAMlRzR_bRdp6xasnbwNz2Y46WLJHn1rUjM9yea5ZaX8-IOpNLzMD6rCA9 Og:typewebsite Og:image Og:urlhttps://www.gmc.com/ Og:site_nameGMC Twitter:cardsummary Twitter:image Twitter:site@gmc