Analysis performed on May 23, 2025
This is a comprehensive technical analysis of stackoverflow.com performed on May 23, 2025. The analysis includes DNS configuration, server information, WHOIS data, and HTTP response details.
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🤖 AI Analysis Summary
Based on the technical analysis provided, here's a concise overview of stackoverflow.com:
1. Purpose and Target: Stack Overflow is a question and answer website for professional and enthusiast programmers. It serves as the world's largest online community for developers.
2. Location: The site is hosted on Cloudflare's servers, utilizing their content delivery network and security services.
3. Tech: Stack Overflow employs a diverse tech stack, including:
– Frontend: jQuery, Bootstrap, React, Vue.js, Angular, Font Awesome
– Analytics: Google Analytics, Google Tag Manager
– Server: Cloudflare
4. SEO: The site lacks proper meta tags for SEO optimization. It's missing a meta description, which could improve its search engine visibility.
5. Security: Stack Overflow implements strong security measures:
– HTTPS is enabled for secure connections
– HSTS (HTTP Strict Transport Security) is implemented
– The domain has transfer restrictions in place
6. Summary: Stack Overflow is a well-established, feature-rich platform for developers. It demonstrates excellent accessibility practices, with proper use of alt text, ARIA attributes, and skip navigation links. The site leverages modern web technologies and prioritizes security. However, there's room for improvement in SEO practices, particularly in implementing meta descriptions.
🌐 Domain Information
Stackoverflow.com was registered on December 26, 2003, making it approximately 20 years old. The domain is currently active with transfer restrictions in place and is set to expire on February 2, 2026. It is registered through CSC Corporate Domains, Inc. (IANA ID: 299) and uses Cloudflare nameservers (damian.ns.cloudflare.com and sureena.ns.cloudflare.com) for DNS management.
WHOIS Registration Details
| Registrar | CSC Corporate Domains, Inc. |
| Registration Date | 2003-12-26 |
| Expiration Date | 2026-02-02 |
| Name Servers | DAMIAN.NS.CLOUDFLARE.COM SUREENA.NS.CLOUDFLARE.COM |
⚙️ Technical Data
Stack Overflow utilizes Cloudflare for DNS hosting and CDN services, with Google handling email services through MX records. The site implements comprehensive security measures including HTTPS, HSTS, and multiple CAA records authorizing various SSL certificate providers. The technology stack combines modern frameworks (React, Vue.js, Angular) with established libraries (jQuery, Bootstrap) running on Cloudflare's infrastructure, with additional integrations for analytics and tag management.
DNS Records
A Records
| Host | IP Address | TTL |
|---|---|---|
| @ | 172.64.155.249 | 69 |
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 |
| Technology Summary | The website uses technologies including jQuery, Bootstrap, React, Vue.js, Angular, Font Awesome, Google Analytics, Google Tag Manager. Server: cloudflare. |
Content Information
| Content Size | 6925 words |
| Content Analysis | The site contains 6925 words of content. It lacks proper meta tags for SEO. |
Server Information
| IP Address | 172.64.155.249 |
| Country | Canada (CA) |
| Region | Ontario |
| City | Toronto |
| ISP | Cloudflare, Inc. |
HTTP Status Information
| Redirect Chain | |
| Response Time | 0 ms |