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123test.nl

HTTPS HTTP/2 HSTS Gzip Crawled in 32,390ms · June 27, 2026 14:09 UTC

123test.nl Website Overview & Technology Report

🤖 AI Summary
We performed a comprehensive analysis of 123test.nl on 2026-06-27. The website returned an HTTP 200 status code with a server response time of 10346ms. The page is served over HTTP/2 protocol with Gzip compression enabled, achieving approximately 60.0% size reduction. The total page weight is 996 KB. Warning: The website does not have a valid SSL certificate. Visitors may see security warnings in their browser, and data transmitted to and from this website is not encrypted. The security headers analysis reveals a score of 100/100 (excellent). The following security headers are properly configured: Content-Security-Policy, Strict-Transport-Security (HSTS), X-Frame-Options, X-Content-Type-Options, Referrer-Policy, and Permissions-Policy. All recommended security headers are in place, providing comprehensive protection against common web attacks. Our technology detection scan identified 5 technologies across 4 categories powering 123test.nl. The detected stack includes Google Analytics 4, Matomo, Google Tag Manager, Google AdSense, and jQuery. Based on our comprehensive analysis of domain age, SSL configuration, email authentication, security headers, and blacklist status, 123test.nl receives an overall trust score of 77/100, classified as "Likely Safe".
77
/ 100
Trust Score
100
/ 100
Security Headers
HTTP Response
Status200 OK
Response Time10346ms
ProtocolHTTP/2
Page Size996 KB
CompressionGzip
Compression Savings~60.0%
CDNNo
Servernginx
Total Requests233
3rd Party Domains5
Redirect2 hop(s)
Detected Technologies (5)
📊 Google Analytics 4 📊 Matomo 🏷️ Google Tag Manager 📢 Google AdSense 📦 jQuery
Security Headers
Content-Security-Policy
Set ✓
Strict-Transport-Security (HSTS)
Set ✓
X-Frame-Options
Set ✓
X-Content-Type-Options
Set ✓
Referrer-Policy
Set ✓
Permissions-Policy
Set ✓
SSL Certificate
IssuerLet's Encrypt
Issuer FullcountryName=US, organizationName=Let's Encrypt, commonName=R13
SubjectcommonName=123test.nl
Type
TLS VersionTLS 1.3
Cipher SuiteTLS_AES_256_GCM_SHA384
Algorithm
Issued
Expires— (? days)
SANs

123test.nl Trust Score & Safety Analysis

🤖 AI Summary
After conducting a thorough safety and legitimacy analysis, 123test.nl receives a trust score of 77/100, which places it in the "Likely Safe" category. This score is calculated by evaluating multiple factors including SSL certificate validity, domain registration history, email authentication protocols, security header configuration, and blacklist status across major threat intelligence databases. The analysis identified several positive trust signals: a valid HTTPS connection protecting data in transit, HSTS (HTTP Strict Transport Security) enforcement preventing protocol downgrade attacks, SPF (Sender Policy Framework) email authentication preventing email spoofing, DMARC email authentication with a none policy, DKIM (DomainKeys Identified Mail) providing cryptographic email verification, and DNSSEC providing authenticated DNS responses. Areas of concern include: the domain's WHOIS information is hidden behind a privacy service, making it harder to verify the owner's identity. While these issues don't necessarily indicate malicious intent, they represent areas where the website's security posture could be improved. We checked 123test.nl against 8 major blacklist databases including Google Safe Browsing, Phishtank, Urlhaus, Openphish, Dnsfilter, Spamhaus Dbl, Surbl, and Virustotal. The domain passed all 8 checks with a clean status, meaning it has not been flagged for phishing, malware distribution, spam, or other malicious activities by any of the tested threat intelligence providers.
77
/ 100
Likely Safe
Trust Signals
Valid HTTPS
HSTS enabled
SPF configured
DMARC configured (p=none)
DKIM configured
DNSSEC enabled
Robots.txt found
Blacklist Checks (8/8 clean)
Google Safe Browsing clean
Phishtank clean
Urlhaus clean
Openphish clean
Dnsfilter clean
Spamhaus Dbl clean
Surbl clean
Virustotal clean

123test.nl Technology Stack & Detected Technologies

🤖 AI Summary
Our technology detection engine scanned 123test.nl and identified 5 distinct technologies across 4 categories. This analysis is performed by examining HTTP response headers, HTML source code patterns, JavaScript library fingerprints, CSS framework signatures, and DNS records. Analytics: Google Analytics 4 and Matomo — tracks visitor behavior and provides traffic insights for 123test.nl. Tag Manager: Google Tag Manager — manages marketing and analytics tags without code changes for 123test.nl. Advertising: Google AdSense — handles advertising pixel tracking and conversion measurement for 123test.nl. JavaScript Library: jQuery — provides utility functions and DOM manipulation for 123test.nl. We also extracted the following tracking identifiers: Google Analytics 4 Measurement ID G-5EPH98NY3N and Google Tag Manager container GTM-KMCPT44. These IDs can be used to identify other websites operated by the same organization.
Analytics
📊 Google Analytics 4(95%)📊 Matomo(95%)
Tag Manager
🏷️ Google Tag Manager(95%)
Advertising
📢 Google AdSense(95%)
JavaScript Library
📦 jQuery(95%)
Tracking IDs
ga4_idG-5EPH98NY3N
gtm_idGTM-KMCPT44

123test.nl Performance, Speed & Core Web Vitals

🤖 AI Summary
123test.nl delivers its homepage in 10346ms (server response time), which is considered slow by industry standards. The total page weight is 996 KB, and we detected 233 resource requests loading assets from 5 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 1 CSS files and 0 out of 1 JavaScript files are minified. Minifying the remaining 2 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 123test.nl produces approximately 0.49g of CO₂, earning a carbon rating of D. The website's carbon footprint could be reduced by optimizing images, enabling compression, reducing third-party scripts, and leveraging caching. For reference, the average web page produces about 0.5g of CO₂ per page view. The page weight of 996 KB is the primary factor in this calculation. Core Web Vitals data from the Chrome User Experience Report (CrUX) is not available for 123test.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.
Core Web Vitals data not available
Requires CrUX API key configuration
Carbon Footprint
CO₂ per page view0.49g
RatingD
Page Weight & Optimization
HTML Size996 KB
CompressionGzip
Compression Savings~60.0%
CDNNo
Total Requests233
3rd Party Domains5
CSS Minified0/1
JS Minified0/1

123test.nl DNS Records, Email Authentication & Domain Registration

🤖 AI Summary
123test.nl resolves to the IPv4 address 185.95.45.14, but does not support IPv6. IPv6 adoption is increasingly important as IPv4 address space becomes exhausted, and some ISPs and regions are transitioning to IPv6-only connectivity. The domain has 1 A record(s) configured. The domain name system is managed by 4 name servers: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, and ns-cloud-b4.googledomains.com. Having 4 name servers provides good redundancy — if one fails, the others can continue serving DNS queries. The choice of name servers often indicates the DNS hosting provider or CDN service being used. Email for 123test.nl is handled by Microsoft 365 with 1 MX records configured: 123test-nl.mail.protection.outlook.com. Multiple MX records provide failover redundancy — if the primary mail server is unavailable, email will be routed to the next available server. SPF (Sender Policy Framework) is configured, which specifies which mail servers are authorized to send email on behalf of this domain. This helps prevent email spoofing and improves email deliverability. DMARC (Domain-based Message Authentication, Reporting and Conformance) is configured with a none policy — a monitoring-only setting that doesn't enforce any action on unauthorized emails. DKIM (DomainKeys Identified Mail) is configured, adding a cryptographic signature to outgoing emails that receiving servers can verify to confirm the email hasn't been tampered with in transit. DNSSEC is enabled for 123test.nl, providing an additional layer of security by cryptographically signing DNS records. This prevents DNS cache poisoning and man-in-the-middle attacks that could redirect visitors to malicious websites. Our subdomain enumeration scan discovered 1 active subdomains for 123test.nl: www.123test.nl. Active subdomains can reveal the organization's infrastructure, including development environments, API endpoints, and third-party service integrations.
DNS Records
A
185.95.45.14
NS
ns-cloud-b1.googledomains.com
ns-cloud-b2.googledomains.com
ns-cloud-b3.googledomains.com
ns-cloud-b4.googledomains.com
MX
123test-nl.mail.protection.outlook.com
Email & Authentication
SPF
DMARC p=none
DKIM
DNSSEC
MX ProviderMicrosoft 365
Registrar
Organisation
Country
Contact
Registered
Expires
Domain Age
IPv6 SupportNo
Subdomains (1 found)
www.123test.nl

123test.nl Page Content, Images & Accessibility

🤖 AI Summary
The homepage of 123test.nl contains 1,060 words of visible text content. This is a substantial amount of content that provides good opportunities for search engine indexing. The page is structured with 23 H2 headings, 8 H3 headings, 0 H4 headings, 1 H5, and 0 H6 headings. The page includes 8 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 147 internal links pointing to other pages on the same domain and 3 external links pointing to third-party websites. The high number of internal links suggests a well-interconnected site structure, which helps search engines discover and crawl all pages efficiently. There are 1 external JavaScript files, 1 CSS stylesheets, and 0 iframes on the page. The site implements the following web standards and features: robots.txt (controls search engine crawling behavior), Schema.org structured data (AggregateRating, LocalBusiness, PostalAddress, and WebSite), and Progressive Web App (PWA) manifest (enabling app-like installation). Notable missing features: XML Sitemap. Adding these could improve search engine discoverability and rich result eligibility.
1,060
Words
8
Images
100%
Alt Text Score
996
Page Size (KB)
Content Structure
H1Gratis tests die je verder brengen
H2 Tags23
H3 Tags8
H4 Tags0
H5 Tags1
H6 Tags0
Internal Links147
External Links3
Assets & Features
JavaScript Files1
JS Minified0/1
CSS Files1
CSS Minified0/1
Iframes0
Images8
Missing Alt0
SitemapNo
Robots.txtYes ✓
PWAYes ✓
AMPNo
RSS FeedNo
Schema.org Types
AggregateRatingLocalBusinessPostalAddressWebSite

123test.nl SEO Analysis, Meta Tags & Open Graph

🤖 AI Summary
The title tag for 123test.nl is well-optimized at 48 characters: "Gratis tests die je verder brengen! | 123test.nl". The length falls within the ideal range for Google search results, ensuring the full title is displayed without truncation. The meta description is 158 characters (acceptable): "Doe een IQ test, beroepskeuzetest of persoonlijkheidstest online. Vind serieuze antwoorden voor loopbaan assessment en p...". Google typically displays up to 155-160 characters of the meta description in search results. A compelling meta description with a clear call-to-action can significantly improve click-through rates from search results. The canonical url is correctly set to https://www.123test.com/nl/, preventing duplicate content issues, the page language is declared as nl, the meta robots directive is set to index,follow, and a favicon is configured. Open Graph meta tags are configured with 3/4 recommended fields: OG title ("Gratis tests die je verder brengen! | 123test.nl..."), OG description, OG image (social sharing thumbnail), These tags control how the page appears when shared on Facebook, LinkedIn, and other social media platforms that support the Open Graph protocol. The site implements Schema.org structured data with the following types: AggregateRating, LocalBusiness, PostalAddress, and WebSite. Structured data helps search engines understand the page content and can enable rich results (featured snippets, knowledge panels, star ratings) in Google search results, which can significantly increase click-through rates.
Google SERP Preview
Gratis tests die je verder brengen! | 123test.nl
https://123test.nl
Doe een IQ test, beroepskeuzetest of persoonlijkheidstest online. Vind serieuze antwoorden voor loopbaan assessment en persoonlijke ontwikkeling. Test jezelf!
Meta Tags
TitleGratis tests die je verder brengen! | 123test.nl...
Title Length48 chars
Meta Desc Length158 chars
H1Gratis tests die je verder brengen
Languagenl
Canonicalhttps://www.123test.com/nl/
Meta Robotsindex,follow
Meta Keywordsnot set
Schema.org & Social
Schema TypesAggregateRating, LocalBusiness, PostalAddress, WebSite
OG Type
OG ImageSet ✓
Twitter Card
FaviconSet ✓
Open Graph Preview
123test.nl
Gratis tests die je verder brengen! | 123test.nl
Ken je deze website al? Bij 123test kun je veel gratis tests doen op het gebied van IQ, je persoonlijkheid, je carrière en nog veel meer. Er zijn gratis tests e