🌐
sitra.nl 200
🔒 SSL Valid
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 43d
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 →
2/3
IP Address The numerical address of the server hosting this website. Reveals location, provider, and network.Read more →
5.83.210.1
Performance Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
68
mob
Uptime
100%
Performance Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability. 68
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Mobile
Score
Accessibility
Best Practices
SEO
LCP
5.50s
CLS
0.000
FCP
4.30s
TTFB
0.00s
TBT
0ms
SI
5.02s
Checked: 2026-09-04 19:33:46.612236 · View on PageSpeed
Tech Stack Technologies detected on this website: CMS, frameworks, libraries, CDN, and analytics tools. 1
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⚡ JS Framework
Svelte
Screenshot
2026-09-02
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Captured: 2026-09-02 15:59:09 · 8.5 KB
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) | 5.83.210.1 |
| AAAA (IPv6) | 2a0e:4001:11::1 |
| NS | ns1.nameshift.comns2.nameshift.comlb9d7c.ns3.nameshift.com |
| MX | 0 |
| TXT (1) |
v=spf1 -all |
WHOIS / RDAP Public registration data: who registered the domain, when, and when it expires.Read more →
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| Registrar | NXG B.V. |
| Registered | 2013-06-16 |
| Expires | N/A |
| Last Updated | 2024-11-04 |
| Status | active |
SSL Certificate Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Valid
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| Subject (CN) | sitra.nl |
| Issuer | Let's Encrypt |
| Valid From | 2026-09-01 |
| Valid Until | 2026-11-30 (43 days left) |
| SANs (10) | cek.eseupd.eusitra.nlsportmaterialen.nltokencasino.devandekempen.bewww.atas.atwww.azu.frwww.ontwikkeling.bewww.vandekempen.be |
HTTP Headers Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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| Status | 200 |
| Server | N/A |
| Content-Type | text/html; charset=utf-8 |
| Final URL | https://sitra.nl/en-gb |
| strict-transport-security | max-age=31536000; includeSubDomains |
| x-frame-options | SAMEORIGIN |
| x-content-type-options | nosniff |
| referrer-policy | same-origin |
| cache-control | public, s-maxage=900, max-age=0 |
| via | 1.1 Caddy |
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 | 5.83.210.1 |
| Provider | Unknown |
| Organization | N/A |
| ASN | N/A |
| Location | N/A |
Security Score
B (5/7)
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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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| Language | en-gb |
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=quarantine;adkim=s;aspf=s; |
| MX Records | 0 → |
Other TLDs Other top-level domain variants of this domain name and their availability. 20 active 3 available
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Uptime Monitor
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| Current Status | 🟢 Online |
| HTTP Status | 200 |
| Response Time | 156ms |
| Last Checked | 2026-10-16 13:16:08.613119 |
| Uptime (30d) | 100% |
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