🌐 run.nl 404 🔒 SSL Valid
Checked: just now 🔗 Visit site
HTTP Status ?A three-digit code showing if the site loaded successfully (200), redirects (301/302), or has errors (4xx/5xx).Read more →
404
SSL Expires ?When the SSL certificate expires. An expired certificate causes browser security warnings.Read more →
in 180d
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 →
131.174.78.60
Performance ?Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
N/A
Uptime
N/A
⚡ Performance ?Lighthouse performance score from Google PageSpeed Insights (0–100). Measures real-world loading speed, interactivity and visual stability.
▼

Performance data not available yet.

🛠️ Tech Stack ?Technologies detected on this website: CMS, frameworks, libraries, CDN, and analytics tools. 1
▼
🖥️ Web Server
Nginx
📸 Screenshot Processing...
▼
⏳

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 →
▼
A (IPv4)131.174.78.60
NSns1.surfnet.nlns1.zurich.surf.netns1.ru.nl
📋 WHOIS / RDAP ?Public registration data: who registered the domain, when, and when it expires.Read more →
▼
RegistrarStichting Radboud Universiteit
Registered1999-09-08
ExpiresN/A
Last Updated2026-09-21
Statusactive
🔒 SSL Certificate ?Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Valid
▼
Subject (CN)wwwproxy.ru.nl
IssuerHellenic Academic and Research Institutions CA
Valid From2026-10-02
Valid Until2027-04-19 (180 days left)
SANs (54)wwwproxy.ru.nlzelfservice.ru.nlwww.verzuim.ru.nlrbstst.ru.nlabsence.ru.nlwww.absence.ru.nlwww.jebentnodig.comjobs-acc.ru.nlidmoi-web-acc.hosting.ru.nljebentnodig.comwww.jebentnodig.nuradboudacademy.nlris.ru.nlwww.youhaveaparttoplay.nlyouhaveaparttoplay.nlmagazines.ru.nljobs.ru.nlwww.jebentnodig.nlroesje04.uci.ru.nlrbs.hosting.ru.nl +34 more
📡 HTTP Headers ?Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
▼
Status404
Servernginx
Content-Typetext/html
Final URLhttps://run.nl/
strict-transport-securitymax-age=63072000; includeSubDomains; preload
Security headers ?HTTP headers that protect visitors from attacks. HSTS forces HTTPS, CSP controls resource loading, X-Frame-Options prevents clickjacking.Read more →
HSTS
Content-Security-Policy
X-Frame-Options
🏠 Hosting ?Physical infrastructure: where the server is, who operates it, and what network it belongs to.Read more →
▼
IP Address131.174.78.60
ProviderUnknown
OrganizationN/A
ASNN/A
LocationN/A
🛡️ Security Score F (2/7)
▼
Valid SSL
HSTS
CSP
X-Frame-Options
X-Content-Type
Referrer-Policy
Permissions-Policy
🗺️ Sitemap & Robots
▼
No robots.txt
This site has no robots.txt file, so crawlers may access everything by default.
Sitemap Not found
🔗 Social & Meta Tags Missing
▼
Title404 Not Found
📧 Mail Security ?Email authentication records (SPF & DMARC) that prevent spoofing and phishing from this domain.Read more →
▼
SPFNot set
DMARCNot set
🌍 Other TLDs ?Other top-level domain variants of this domain name and their availability. 19 active 3 for sale 1 available
▼
.com ●
.net taken
.org ●
.info ●
.io taken
.co ●
.dev Available
.app ●
.me ●
.biz ●
.eu ●
.xyz ●
.fi ●
.se ●
.de ●
.uk ●
.fr ●
.nl current
.es ●
.it ●
.us ●
.ca taken
.com.au ●
.co.uk ●
📡 Uptime Monitor
▼

Not checked yet — data will appear after the first monitoring run.