stackoverflow.com – Developer Q&A community platform – Analysis on Jun 21, 2025
Analysis performed on Jun 21, 2025
This is a comprehensive technical analysis of stackoverflow.com performed on June 21, 2025. The analysis includes DNS configuration, server information, WHOIS data, and HTTP response details.
Purpose and Target: The website explicitly serves as a platform for the newest questions related to programming and development. It is part of Stack Overflow, described as the world's largest online community for developers.
Location: The site is hosted behind Cloudflare servers, as indicated by the nameservers and server information.
Tech: Confirmed technologies used include jQuery, Bootstrap, React, Vue.js, Angular, Google Analytics, and Google Tag Manager. The server is Cloudflare.
SEO: No meta keywords or meta description tags are present. The meta description field is empty.
Security: HTTPS is enabled with HSTS implemented, ensuring secure connections. However, SSL certificate details are not implemented or unavailable for verification.
Content Status: The site contains a substantial amount of content (69,900 words), so it is not under construction or insufficient.
Summary: The site is an English language platform focused on providing the latest programming questions. It shows excellent accessibility features including complete alt text for images, ARIA attributes, skip navigation links, proper heading structure, and good form labels. The website lacks meta tags for SEO, which could be improved. It uses multiple modern web technologies and is securely hosted with HTTPS and HSTS, though SSL certificate details are missing.
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, and has a status of "client transfer prohibited." 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, with multiple A records pointing to IP addresses 104.18.32.7 and 172.64.155.249, and various MX records for email handling. Security implementation shows HTTPS is enabled, but the SSL certificate is currently invalid, indicating a need for renewal or proper configuration. The technology stack includes Cloudflare as the server, and utilizes frameworks such as jQuery, Bootstrap, React, Vue.js, and Angular, along with Google Analytics and Google Tag Manager for analytics and tracking.
DNS Records
A Records
Host
IP Address
TTL
@
104.18.32.7
122
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, Google Analytics, Google Tag Manager
Technology Summary
The website uses technologies including jQuery, Bootstrap, React, Vue.js, Angular, Google Analytics, Google Tag Manager. Server: cloudflare.
Content Information
Content Size
6990 words
Content Analysis
The site contains 6990 words of content. It lacks proper meta tags for SEO.