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nki.nl

NL · Online since 38+ years
✓ HTTPS ✓ HTTP/2 ✓ Gzip 60.0% ⚡ 15778ms
nki.nl Overview

Get a snapshot of nki.nl's online performance, security posture, and technology profile.

nki.nl Website Overview & Technology Report

79
Trust Score
Likely Safe
100
Security
Headers: 6/6
15778ms
Response
Slow
4
Technologies
Detected
🤖 AI Analysis

Insight: The domain "nki.nl" appears to be a reputable online presence, with a trust score of 79, indicating a strong likelihood of safety. The website's response time is relatively fast, with a response_ms of 15,778, suggesting efficient loading times. The use of HTTPS and TLS 1.3 encryption further enhances the site's security.

Status Code200 OK
HTTP VersionHTTP/2
Server
Page Size92 KB
Total Requests95
3rd Party Domains9
SSL CertificateHellenic Academic and Research Institutions CA
TLS VersionTLS 1.3
IP Address93.119.2.168
nki.nl Trust & Safety

Evaluate trustworthiness based on age, SSL, email authentication, security headers, and blacklist status across 8 threat databases.

nki.nl Trust Score & Safety Analysis

79
Trust Score
100
Security
🤖 Trust Analysis

Notably, the domain has a high trust score, indicating a strong reputation. The presence of an SSL issued by the Hellenic Academic and Research Institutions CA adds to the site's credibility. Additionally, the domain's MX record is set to "Microsoft 365," another indicator of a reputable online presence.

HTTPS + HSTS
+12
Domain Age (38 yrs)
+10
SPF + DMARC + DKIM
+8
SSL Certificate
−10
Security Headers
+10

Security Headers

Content-Security-Policy✓ Set
HSTS✓ Set
X-Frame-Options✓ Set
X-Content-Type-Options✓ Set
Referrer-Policy✓ Set
Permissions-Policy✓ Set

Blacklist Checks 8/8 Clean ✓

Google Safe Browsing
Phishtank
Urlhaus
Openphish
Dnsfilter
Spamhaus Dbl
Surbl
Virustotal

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nki.nl Technology Stack 4 detected

Discover every technology powering this website — from CMS and frameworks to analytics, payments, and marketing tools.

nki.nl Technology Stack & Detected Technologies

🤖 Stack Analysis

The technology stack employed by the domain is diverse, with four distinct technologies in use: Vite, Google Tag Manager, Google Fonts, and YouTube Embed. This suggests a strong focus on web development and content delivery. The use of Vite, a popular web framework, indicates a modern and efficient approach to web development.

🔨 Build Tool
📊 Tag Manager
🔤 Fonts
🎬 Video

Tracking IDs Detected

gtm_idGTM-5VWSSL2
nki.nl Performance & Web Vitals

Response time, compression, CDN usage, Core Web Vitals, and environmental impact metrics for nki.nl.

nki.nl Performance & Web Vitals Report

🤖 Performance Analysis

nki.nl delivers its homepage in 15778ms (server response time), which is considered slow by industry standards. The total page weight is 92 KB, and we detected 95 resource requests loading assets from 9 third-party domains. A high number of third-party domains can significantly impact page load time due to additional DNS lookups and TLS handshakes required for each domain. The website uses Gzip compression for text-based assets, achieving an estimated 60.0% reduction in transfer size. This reduces bandwidth usage and improves page load times, especially for visitors on slower connections. Asset minification status: 0 out of 5 CSS files and 1 out of 4 JavaScript files are minified. Minifying the remaining 8 unminified file(s) could further reduce page weight by 10-30% for those assets. Minification is a best practice that reduces download sizes without affecting functionality. From an environmental perspective, each page view of nki.nl produces approximately 0.04g of CO₂, earning a carbon rating of A. This places the website among the cleanest on the web, demonstrating efficient use of server resources and optimized content delivery. For reference, the average web page produces about 0.5g of CO₂ per page view. The page weight of 92 KB is the primary factor in this calculation. Core Web Vitals data from the Chrome User Experience Report (CrUX) is not available for nki.nl. This typically means the site doesn't have enough real-world Chrome user traffic to generate statistically significant field data, or the domain is not included in the CrUX dataset. Core Web Vitals (LCP, INP, CLS) are important Google ranking factors that measure real user experience.

Response Time15778ms Slow
Page Size92 KB
CompressionGzip 60.0% savings
CDNNot detected
Carbon / Page View0.04g · Rating A
nki.nl DNS & Domain Info

Complete DNS record analysis including email authentication (SPF, DMARC, DKIM), registrar details, and subdomain discovery.

nki.nl DNS Records, Email Authentication & Domain Registration

🤖 DNS Analysis

The domain's infrastructure is robust, with a high-performance IP address (93.119.2.168) and a reliable registrar (SURF B.V.). The presence of SPF and DMARC records further enhances the site's security, indicating a proactive approach to email and DNS security.

IP Address93.119.2.168
ASNAS20857 · Signet B.V.
LocationLeiden, NL
NameserversAthena.nki.nl
MX ProviderMicrosoft 365 (nki-nl.mail.protection.outlook.com)
RegistrarSURF B.V.
Registered1988-12-13 (38 yrs)
CountryNL
SPF✓ Configured
DMARC✓ reject
DMARC Recordv=DMARC1; p=reject; sp=reject; rua=mailto:8k490.rua@portal.dmarcsaas.com;
DKIM✓ Found
DNSSEC✓ Enabled
IPv6Not detected
WHOIS Privacy🔒 Private

Subdomains 3 found

mailsmtpwww

TXT Records / Service Verifications 11

Apple ✓ Adobe ✓ +9 more
nki.nl Page Analysis

Content structure, media assets, cookie usage, payment methods, and social media presence for nki.nl.

nki.nl Page Content Analysis

🤖 Content Analysis

The homepage of nki.nl contains 409 words of visible text content. This is a moderate amount of content. The page is structured with 12 H2 headings, 3 H3 headings, 0 H4 headings. The page includes 6 images. All images have proper alt text attributes ✓, which is excellent for both accessibility (screen readers) and SEO (search engines can understand image content). The link structure consists of 60 internal links pointing to other pages on the same domain and 7 external links pointing to third-party websites. There are 4 external JavaScript files, 5 CSS stylesheets, and 1 iframes on the page. The site implements the following web standards and features: XML Sitemap (helps search engines discover all pages) and Progressive Web App (PWA) manifest (enabling app-like installation). Notable missing features: robots.txt and Schema.org structured data. Adding these could improve search engine discoverability and rich result eligibility. We detected the following payment methods accepted on nki.nl: Discover. Offering multiple payment options including credit cards and digital wallets improves customer trust and can increase conversion rates. The website has social media presence across 2 platforms: Instagram (@netherlandscancerinstitute) and Linkedin (@the-netherlands-cancer-institute). An active social media presence is a positive trust indicator and helps build brand awareness and customer engagement.

Word Count409 words
Images6 total · 100% alt coverage
Internal Links60
External Links7
JS Files4
CSS Files5
Iframes1

Payment Methods

💳 Discover

Social Media Presence 2 platforms

📸 Instagram 💼 Linkedin
nki.nl SEO & Content Analysis

Evaluate on-page SEO factors including meta tags, Schema.org markup, content metrics, social presence, and environmental impact.

nki.nl SEO Analysis, Meta Tags & Content

🤖 SEO Analysis

The domain's SEO performance is strong, with a word count of 409 and 6 images. The title "NKI | Netherlands Cancer Institute" is descriptive and accurately reflects the site's content. The use of Google Fonts and YouTube Embed suggests a focus on content creation and multimedia integration, which can enhance user engagement and SEO performance.

TitleNKI | Netherlands Cancer Institute
H1The Netherlands Cancer Institute
Word Count409 words
Images6 total
Internal Links60
External Links7
JS Files4
CSS Files5
Heading StructureH2:12 · H3:3
Iframes1
Meta Robotsindex, follow
Redirect Chainhttps://nki.nlhttps://www.nki.nl/
MinificationJS: 1/4 minified · CSS: 0/5 minified
Sitemap✓ Found
Robots.txt✗ Not found
Canonical✓ Set
Languageen
Open GraphNot set
Twitter CardNot set
PWA✓ Manifest found
RSS FeedNot detected
AMPNot detected
Carbon / Visit0.04g · Rating A

Google SERP Preview

NKI | Netherlands Cancer Institute
https://nki.nl
The NKI comprises an internationally acclaimed research institute as well as a dedicated cancer clinic | Today’s research for tomorrow’s cure

META TAGS & SCHEMA.ORG

META TAGS

TitleNKI | Netherlands Cancer Institute
Title Length34 chars Good
Meta Desc Length141 chars Good
H1The Netherlands Cancer Institute
Languageen
Canonical✓ Set
Meta Robotsindex, follow

SCHEMA.ORG & SOCIAL

Schema Types
OG Type
OG ImageNot set
Twitter CardNot set
Favicon✓ Found

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