stackoverflow.com – Developer Q&A community platform – Analysis on Jul 06, 2025
Analysis performed on Jul 06, 2025
This is a comprehensive technical analysis of stackoverflow.com performed on July 6, 2025. The analysis includes DNS configuration, server information, WHOIS data, and HTTP response details.
Purpose and Target: The site explicitly presents itself as "Stack Overflow | The World’s Largest Online Community for Developers" with a page titled "Newest Questions – Stack Overflow," indicating it serves as a Q&A platform for developers.
Location: The domain stackoverflow.com is hosted behind Cloudflare servers (nameservers damian.ns.cloudflare.com and sureena.ns.cloudflare.com).
Tech: Confirmed technologies include jQuery, Bootstrap, React, Vue.js, Angular, Font Awesome, Google Analytics, Google Tag Manager, and Cloudflare as the server.
SEO: No meta keywords or meta description tags are found. The meta tags present are mainly for viewport settings and social media previews (Open Graph and Twitter cards).
Security: HTTPS is enabled with HSTS on the website, but the SSL certificate details are reported as invalid or not implemented in the provided data. No other security issues are visible.
Content Status: The site has substantial content with 6,989 words and 80,685 characters, so it is not under construction or insufficient.
Summary: Stack Overflow is a large developer community platform focused on questions and answers. It uses multiple modern frontend frameworks and analytics tools, hosted on Cloudflare with HTTPS enabled. The site has strong accessibility features including alt tags, ARIA attributes, skip links, and well-structured headings. However, it lacks meta description tags for SEO optimization.
The domain stackoverflow.com was registered on December 26, 2003, making it nearly 20 years old. It is currently active with an expiration date set for February 2, 2026. The registrar is CSC Corporate Domains, Inc., and the domain is configured with nameservers at Cloudflare (damian.ns.cloudflare.com and sureena.ns.cloudflare.com).
The DNS configuration for stackoverflow.com utilizes Cloudflare as its DNS provider, featuring multiple A records and MX records for mail handling. The security implementation indicates that HTTPS is enabled, but the SSL certificate is currently invalid, despite the presence of HSTS. The technology stack includes a variety of frameworks and libraries such as jQuery, Bootstrap, React, and Angular, with Cloudflare serving as the hosting infrastructure.
DNS Records
A Records
Host
IP Address
TTL
@
104.18.32.7
86
MX Records
Host
Mail Server
Priority
TTL
stackoverflow.com
aspmx.l.google.com
1
300
stackoverflow.com
alt3.aspmx.l.google.com
10
300
stackoverflow.com
alt4.aspmx.l.google.com
10
300
stackoverflow.com
alt1.aspmx.l.google.com
5
300
stackoverflow.com
alt2.aspmx.l.google.com
5
300
NS Records
Host
Target
TTL
stackoverflow.com
sureena.ns.cloudflare.com
21600
stackoverflow.com
damian.ns.cloudflare.com
21600
SSL & Security
HTTPS Status
✅ Enabled
HSTS
✅ Enabled
Security Summary
The website uses HTTPS for secure connections.
Technologies
Server Software
cloudflare
Detected Technologies
jQuery, Bootstrap, React, Vue.js, Angular, Font Awesome, Google Analytics, Google Tag Manager, Cloudflare
Technology Summary
The website uses technologies including jQuery, Bootstrap, React, Vue.js, Angular, Font Awesome, Google Analytics, Google Tag Manager, Cloudflare. Server: cloudflare.
Content Information
Content Size
6989 words
Content Analysis
The site contains 6989 words of content. It lacks proper meta tags for SEO.