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jw.dev 200
🔒 SSL Valid
✨ About this site
This is a personal or portfolio website built using modern web technologies and hosted on reliable cloud infrastructure. Registered in 2021, it operates as a smaller, independent web presence rather than a commercial service. The name interpretation is straightforward as "jw" typically represents the initials of the site owner or developer.
📊 What the data says
This website is currently active with a 200 HTTP status and is hosted on Cloudflare. The technology stack includes Hugo, AWS, and Google Fonts, while the domain is approximately five years old. It maintains a valid SSL certificate that remains active until December 4, 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 46d
Domain Expires When the domain registration expires. If not renewed, the domain becomes available to others.Read more →
in 177d
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 →
162.159.140.98
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. 4
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🌐 CDN
Cloudflare
🔤 Font/Icon
Google Fonts
☁️ Hosting
AWS
📄 Static Site Generator
Hugo
Screenshot
Processing...
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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) | 162.159.140.98 |
| NS | lucy.ns.cloudflare.comhal.ns.cloudflare.com |
| MX | 5 alt2.aspmx.l.google.com1 aspmx.l.google.com10 alt3.aspmx.l.google.com10 alt4.aspmx.l.google.com5 alt1.aspmx.l.google.com |
| TXT (1) |
v=spf1 include:_spf.google.com ~all |
WHOIS / RDAP Public registration data: who registered the domain, when, and when it expires.Read more →
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| Registrar | CloudFlare, Inc. |
| Registered | 2021-04-14 |
| Expires | 2027-04-14 (in 177 days) |
| Last Updated | 2026-01-01 |
| Status | client transfer prohibited |
SSL Certificate Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Valid
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| Subject (CN) | jw.dev |
| Issuer | Google Trust Services |
| Valid From | 2026-09-05 |
| Valid Until | 2026-12-04 (46 days left) |
| SANs (1) | jw.dev |
HTTP Headers Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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| Status | 200 |
| Server | cloudflare |
| Content-Type | text/html; charset=utf-8 |
| Final URL | https://jw.dev/ |
| cache-control | public,max-age=10,s-maxage=86400 |
| cf-ray | a4cd2aa4cc096b8a-IAD |
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 | 162.159.140.98 |
| 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 | jw.dev |
| Language | en |
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 include:_spf.google.com ~all |
| DMARC | Not set |
| MX Records | 5 → alt2.aspmx.l.google.com 1 → aspmx.l.google.com 10 → alt3.aspmx.l.google.com 10 → alt4.aspmx.l.google.com 5 → alt1.aspmx.l.google.com |
Other TLDs Other top-level domain variants of this domain name and their availability. 15 active 2 for sale 6 available
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Uptime Monitor
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| Current Status | 🟢 Online |
| HTTP Status | 200 |
| Response Time | 35ms |
| Last Checked | 2026-10-18 05:15:47.687262 |
| Uptime (30d) | 100% |
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