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gen.dev 200
🔒 SSL Valid
✨ About this site
This is a developer-focused platform and resource site that has been active since 2019. The name "Gen" likely functions as an abbreviation for "generator" or "generation," suggesting a focus on creation, tooling, or modern software development workflows. It operates as a lesser-known, specialized web presence utilizing standard modern cloud hosting infrastructure.
📊 What the data says
Registered in 2019, this seven-year-old domain is hosted on GitHub and currently returns an HTTP 200 status. The site utilizes Cloudflare, Fastly, Bootstrap, Varnish, GitHub Pages, and jQuery, with an SSL certificate valid until November 2026.
HTTP Status A three-digit code showing if the site loaded successfully (200), redirects (301/302), or has errors (4xx/5xx).Read more →
200
SSL Expires When the SSL certificate expires. An expired certificate causes browser security warnings.Read more →
in 39d
Domain Expires When the domain registration expires. If not renewed, the domain becomes available to others.Read more →
N/A
Hosting The company and location where this website's server is physically located.Read more →
Unknown
Security Score based on key HTTP security headers: HSTS, Content-Security-Policy, and X-Frame-Options.Read more →
0/3
IP Address The numerical address of the server hosting this website. Reveals location, provider, and network.Read more →
104.21.17.58
Performance Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
N/A
Uptime
100%
Performance Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
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Performance data not available yet.
Tech Stack Technologies detected on this website: CMS, frameworks, libraries, CDN, and analytics tools. 6
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🌐 CDN
Cloudflare
Fastly
🎨 CSS Framework
Bootstrap 4.5.2
⚡ Cache
Varnish
☁️ Hosting
GitHub Pages
📦 JS Library
jQuery
Screenshot
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Screenshot is being captured...
DNS Records DNS translates domain names to IP addresses. Records control where the site, email, and services are directed.Read more →
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| A (IPv4) | 172.67.222.195104.21.17.58 |
| AAAA (IPv6) | 2606:4700:3032::ac43:dec32606:4700:3031::6815:113a |
| NS | nataly.ns.cloudflare.combrad.ns.cloudflare.com |
| TXT (2) |
Services configured via TXT:
Google
Show all TXT recordsv=spf1 -all google-site-verification=cj3_mtovsTQDtV6u898BXJdyNU2zDr9MDpmxEkcOe2g |
WHOIS / RDAP Public registration data: who registered the domain, when, and when it expires.Read more →
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| Registrar | N/A |
| Registered | N/A |
| Expires | N/A |
| Last Updated | N/A |
SSL Certificate Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Valid
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| Subject (CN) | gen.dev |
| Issuer | Google Trust Services |
| Valid From | 2026-08-29 |
| Valid Until | 2026-11-27 (39 days left) |
| SANs (2) | gen.dev*.gen.dev |
HTTP Headers Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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| Status | 200 |
| Server | GitHub.com |
| Content-Type | text/html; charset=utf-8 |
| Final URL | https://www.gen.dev/ |
| cache-control | max-age=600 |
| x-cache | MISS |
| via | 1.1 varnish |
Security headers HTTP headers that protect visitors from attacks. HSTS forces HTTPS, CSP controls resource loading, X-Frame-Options prevents clickjacking.Read more →
Hosting Physical infrastructure: where the server is, who operates it, and what network it belongs to.Read more →
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| IP Address | 104.21.17.58 |
| Provider | Unknown |
| Organization | N/A |
| ASN | N/A |
| Location | N/A |
Security Score
F (1/7)
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Sitemap & Robots
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No robots.txt
This site has no robots.txt file, so crawlers may access everything by default.
| Sitemap | Not found |
Social & Meta Tags
Missing
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| Title | Gen |
| Language | en-US |
Mail Security Email authentication records (SPF & DMARC) that prevent spoofing and phishing from this domain.Read more →
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| SPF | ✓ Present v=spf1 -all |
| DMARC | ✓ Present v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:[email protected] |
Other TLDs Other top-level domain variants of this domain name and their availability. 20 active 3 for sale
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Uptime Monitor
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| Current Status | 🟢 Online |
| HTTP Status | 200 |
| Response Time | 39ms |
| Last Checked | 2026-10-18 12:00:08.109839 |
| Uptime (30d) | 100% |
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