Strict Transport Security: Web security policy mechanism whereby a web server declares that complying user agents are to interact with it using only secure HTTP connections.
X-Frame-Options Same Origin: Do not this site to be rendered within an iframe
Information Gathering
Background
Tool: Netcraft
Tool: Recon-ng
Network (via Netcraft)
Subdomain Analysis
Technology Analysis
Used Wappalyzer to determine technologies used on the website.
https://steamcommunity.com
Used Netcraft for additional technologies.