Analysis performed on Aug 09, 2025
This is a comprehensive technical analysis of jb4j.com performed on August 9, 2025. The analysis includes DNS configuration, server information, WHOIS data, and HTTP response details.
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🤖 AI Analysis Summary
Purpose and Target: The website explicitly states it is "Jackson’s blog for coding," indicating it serves as a personal blog focused on coding topics.
Location: The site is hosted on the server "GitHub.com." No further server location details are available.
Tech: The site uses Jekyll v3.9.3 as its generator. It is served from GitHub.com. No other specific technologies or frameworks are visible.
SEO: The meta description is "Jackson’s blog for coding." No meta keywords are present.
Security: HTTPS is enabled, providing secure connections. However, SSL information is not fully implemented or validated, so SSL certificate validity cannot be confirmed. No other security issues are evident.
Content Status: The site contains 69 words of content, which is above the minimal threshold. There is no indication of "under construction" or "coming soon" status.
Accessibility: The website has good accessibility features, including 100% alt text for images and ARIA attributes for screen readers. However, it lacks skip navigation links and proper heading structure.
Summary: The website is a personal coding blog named "Jackson’s coding blog," generated with Jekyll and hosted on GitHub.com. It uses HTTPS but has incomplete SSL validation. The content is brief but present, and accessibility is partially implemented.
In short: Personal blog about coding.
🌐 Domain Information
The domain jb4j.com was registered on May 18, 2017, making it approximately 6 years old. It is currently in good standing with a registration status that prohibits deletion and transfer, set to expire on May 18, 2026. The domain is registered through Squarespace Domains II LLC, with nameservers configured to Google's cloud DNS infrastructure (NS-CLOUD-D1 through NS-CLOUD-D4).
WHOIS Registration Details
| Registrar | Squarespace Domains II LLC |
| Registration Date | 2017-05-18 |
| Expiration Date | 2026-05-18 |
| Name Servers | NS-CLOUD-D1.GOOGLEDOMAINS.COM NS-CLOUD-D2.GOOGLEDOMAINS.COM NS-CLOUD-D3.GOOGLEDOMAINS.COM NS-CLOUD-D4.GOOGLEDOMAINS.COM |
⚙️ Technical Data
The DNS configuration for jb4j.com includes A records pointing to the IP address 198.185.159.145 and utilizes Google Domains' name servers for DNS management. While HTTPS is enabled, the SSL certificate is invalid, indicating a lack of proper security implementation. The technology stack reveals that the server is hosted on GitHub.com, but no specific technologies were detected.
DNS Records
A Records
| Host | IP Address | TTL |
|---|---|---|
| @ | 198.185.159.145 | 7199 |
NS Records
| Host | Target | TTL |
|---|---|---|
| jb4j.com | ns-cloud-d1.googledomains.com | 7199 |
| jb4j.com | ns-cloud-d2.googledomains.com | 7199 |
| jb4j.com | ns-cloud-d4.googledomains.com | 7199 |
| jb4j.com | ns-cloud-d3.googledomains.com | 7199 |
SSL & Security
| HTTPS Status | ✅ Enabled |
| HSTS | ⚠️ Not Enabled |
| Security Summary | The website uses HTTPS for secure connections. |
Technologies
| Server Software | GitHub.com |
| Technology Summary | No specific technologies were detected. Server: GitHub.com. |
Content Information
| Content Size | 69 words |
| Meta Description | Jackson’s blog for coding |
| Content Analysis | The site contains 69 words of content. It has proper meta tags for SEO. |
HTTP Status Information
| Redirect Chain | |
| Response Time | 0 ms |