🌐
mdn.se 200
🔒 SSL Valid
✨ About this site
This domain is currently listed for sale.
📊 What the data says
This site runs on Next.js and React via Google Frontend, with an SSL certificate valid until December 2026. Performance scores are 43 on mobile and 58 on desktop, and the current HTTP status is 200.
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 84d
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 →
1/3
IP Address The numerical address of the server hosting this website. Reveals location, provider, and network.Read more →
188.126.93.137
Performance Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
43
mob
Uptime
100%
Performance Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability. 43
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Mobile
Score
Accessibility
Best Practices
SEO
LCP
6.95s
CLS
0.000
FCP
1.72s
TTFB
0.04s
TBT
1,774ms
SI
6.38s
Desktop
Score
Accessibility
Best Practices
SEO
LCP
1.76s
CLS
0.000
FCP
0.47s
TTFB
0.03s
TBT
712ms
SI
3.72s
Checked: 2026-09-05 22:37:37.418896 · View on PageSpeed
Tech Stack Technologies detected on this website: CMS, frameworks, libraries, CDN, and analytics tools. 1
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🖥️ Web Server
Nginx 1.24.0
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) | 188.126.93.137 |
| NS | ns1.zs.sens2.zs.se |
| MX | 10 mail.parking.se |
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) | mdn.se |
| Issuer | Let's Encrypt |
| Valid From | 2026-10-18 |
| Valid Until | 2027-01-16 (84 days left) |
| SANs (2) | mdn.sewww.mdn.se |
HTTP Headers Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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| Status | 200 |
| Server | nginx/1.24.0 (Ubuntu) |
| Content-Type | text/html; charset=utf-8 |
| Final URL | https://mdn.se/ |
| x-frame-options | SAMEORIGIN |
| x-content-type-options | nosniff |
| referrer-policy | strict-origin-when-cross-origin |
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 | 188.126.93.137 |
| Provider | Unknown |
| Organization | N/A |
| ASN | N/A |
| Location | N/A |
Security Score
C (4/7)
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Sitemap & Robots
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Open to search engines
This site's robots.txt lets crawlers access its main content. Search engines can index it normally.
No paths are disallowed — everything is crawlable.
| Sitemap | Not found |
Social & Meta Tags
Partial
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| Title | mdn.se |
| Description | mdn.se: En av de kortaste adresserna under .se. En domän åldras inte och försämras inte över tiden. Tvärtom har värdet på korta premiumdomäner ökat stadigt i takt med att AI minskar utvecklingskostnader. Det gör domännamn till en ännu viktigare strategisk tillgång. |
| Language | sv |
Mail Security Email authentication records (SPF & DMARC) that prevent spoofing and phishing from this domain.Read more →
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| SPF | Not set |
| DMARC | Not set |
| MX Records | 10 → mail.parking.se |
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 | 1266ms |
| Last Checked | 2026-10-19 14:15:55.182806 |
| Uptime (30d) | 100% |
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