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123opzeggen.nl

HTTPS HTTP/2 Gzip Crawled in 39,344ms · June 27, 2026 14:07 UTC

123opzeggen.nl Website Overview & Technology Report

🤖 AI Summary
We performed a comprehensive analysis of 123opzeggen.nl on 2026-06-27. The website returned an HTTP 200 status code with a server response time of 11655ms. The page is served over HTTP/2 protocol with Gzip compression enabled, achieving approximately 60.0% size reduction. The total page weight is 129 KB, and the site is served behind a CDN (Content Delivery Network). 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 0/100 (poor). No security headers are configured, which is a significant security concern. However, the site is missing Content-Security-Policy, Strict-Transport-Security (HSTS), X-Frame-Options, X-Content-Type-Options, Referrer-Policy, and Permissions-Policy, which could expose the site and its users to cross-site scripting (XSS), clickjacking, and other web-based attacks. Our technology detection scan identified 1 technologies across 1 categories powering 123opzeggen.nl. The detected stack includes Google Tag Manager. Based on our comprehensive analysis of domain age, SSL configuration, email authentication, security headers, and blacklist status, 123opzeggen.nl receives an overall trust score of 63/100, classified as "Likely Safe".
63
/ 100
Trust Score
0
/ 100
Security Headers
HTTP Response
Status200 OK
Response Time11655ms
ProtocolHTTP/2
Page Size129 KB
CompressionGzip
Compression Savings~60.0%
CDNYes ✓
Servercloudflare
Total Requests227
3rd Party Domains5
Redirect2 hop(s)
Detected Technologies (1)
🏷️ Google Tag Manager
Security Headers
Content-Security-Policy
Not set
Strict-Transport-Security (HSTS)
Not set
X-Frame-Options
Not set
X-Content-Type-Options
Not set
Referrer-Policy
Not set
Permissions-Policy
Not set
SSL Certificate
IssuerGoogle Trust Services
Issuer FullcountryName=US, organizationName=Google Trust Services, commonName=WE1
SubjectcommonName=123opzeggen.nl
Type
TLS VersionTLS 1.3
Cipher SuiteTLS_AES_256_GCM_SHA384
Algorithm
Issued
Expires— (? days)
SANs

123opzeggen.nl Trust Score & Safety Analysis

🤖 AI Summary
After conducting a thorough safety and legitimacy analysis, 123opzeggen.nl receives a trust score of 63/100, 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, SPF (Sender Policy Framework) email authentication preventing email spoofing, DMARC email authentication with a reject policy — the strongest available setting, and DNSSEC providing authenticated DNS responses. Areas of concern include: the absence of a Content-Security-Policy header, which leaves the site more vulnerable to cross-site scripting (XSS) attacks, no X-Frame-Options header, which could allow the site to be embedded in malicious iframes (clickjacking), missing Referrer-Policy, potentially leaking URL information to third parties, and 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 123opzeggen.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.
63
/ 100
Likely Safe
Trust Signals
Valid HTTPS
SPF configured
DMARC configured (p=reject)
DNSSEC enabled
Robots.txt found
⚠️ Missing Content-Security-Policy
⚠️ Missing X-Frame-Options
⚠️ Missing Referrer-Policy
Blacklist Checks (8/8 clean)
Google Safe Browsing clean
Phishtank clean
Urlhaus clean
Openphish clean
Dnsfilter clean
Spamhaus Dbl clean
Surbl clean
Virustotal clean

123opzeggen.nl Technology Stack & Detected Technologies

🤖 AI Summary
Our technology detection engine scanned 123opzeggen.nl and identified 1 distinct technologies across 1 categories. This analysis is performed by examining HTTP response headers, HTML source code patterns, JavaScript library fingerprints, CSS framework signatures, and DNS records. Tag Manager: Google Tag Manager — manages marketing and analytics tags without code changes for 123opzeggen.nl. We also extracted the following tracking identifiers: Google Tag Manager container GTM-TL8DTC5. These IDs can be used to identify other websites operated by the same organization.
Tag Manager
🏷️ Google Tag Manager(95%)
Tracking IDs
gtm_idGTM-TL8DTC5

123opzeggen.nl Performance, Speed & Core Web Vitals

🤖 AI Summary
123opzeggen.nl delivers its homepage in 11655ms (server response time), which is considered slow by industry standards. The total page weight is 129 KB, and we detected 227 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 3 CSS files and 0 out of 10 JavaScript files are minified. Minifying the remaining 13 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. The site is served through a Content Delivery Network (CDN), which caches static assets at edge servers around the world. This means visitors from different geographic regions receive content from the nearest edge server, significantly reducing latency. CDN usage is particularly important for websites with a global audience, as it can reduce page load times by 40-60% for distant visitors. From an environmental perspective, each page view of 123opzeggen.nl produces approximately 0.06g 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 129 KB is the primary factor in this calculation. Core Web Vitals data from the Chrome User Experience Report (CrUX) is not available for 123opzeggen.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 view0.06g
RatingA
Page Weight & Optimization
HTML Size129 KB
CompressionGzip
Compression Savings~60.0%
CDNYes ✓
Total Requests227
3rd Party Domains5
CSS Minified0/3
JS Minified0/10

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

🤖 AI Summary
123opzeggen.nl resolves to the IPv4 address 172.66.40.73 and also supports IPv6 (2606:4700:3108::ac42:2bb7), demonstrating modern network infrastructure readiness. The domain has 2 A record(s) configured. The domain name system is managed by 2 name servers: aiden.ns.cloudflare.com and nora.ns.cloudflare.com. Having 2 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 123opzeggen.nl is handled by Google Workspace with 6 MX records configured: aspmx.l.google.com, alt1.aspmx.l.google.com, and alt2.aspmx.l.google.com and 3 more. 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 reject policy — the strongest setting, instructing receiving servers to reject unauthorized emails entirely. DKIM was not detected. Without DKIM, recipients cannot cryptographically verify that emails claiming to be from this domain are authentic. DNSSEC is enabled for 123opzeggen.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 2 active subdomains for 123opzeggen.nl: mail.123opzeggen.nl and www.123opzeggen.nl. Active subdomains can reveal the organization's infrastructure, including development environments, API endpoints, and third-party service integrations.
DNS Records
A
172.66.40.73
172.66.43.183
AAAA
2606:4700:3108::ac42:2bb7
NS
aiden.ns.cloudflare.com
nora.ns.cloudflare.com
MX
aspmx.l.google.com
alt1.aspmx.l.google.com
alt2.aspmx.l.google.com
alt3.aspmx.l.google.com
alt4.aspmx.l.google.com
jgea2576ad6d25o7rq7ihojdhkwwmo7ewp5xbswoubejuvhehnjq.mx-verification.google.com
Email & Authentication
SPF
DMARC p=reject
DKIM
DNSSEC
MX ProviderGoogle Workspace
Registrar
Organisation
Country
Contact
Registered
Expires
Domain Age
IPv6 SupportYes ✓
Subdomains (2 found)
mail.123opzeggen.nl www.123opzeggen.nl

123opzeggen.nl Page Content, Images & Accessibility

🤖 AI Summary
The homepage of 123opzeggen.nl contains 2,724 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 33 H2 headings, 46 H3 headings, 8 H4 headings, 4 H5, and 0 H6 headings. The page includes 106 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 86 internal links pointing to other pages on the same domain and 8 external links pointing to third-party websites. There are 10 external JavaScript files, 3 CSS stylesheets, and 1 iframes on the page. The site implements the following web standards and features: robots.txt (controls search engine crawling behavior), Schema.org structured data (BreadcrumbList, ListItem, Organization, 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. The website has social media presence across 3 platforms: Facebook (@123opzeggen), Twitter (@123opzeggen), and Instagram (@123opzeggen.nl). An active social media presence is a positive trust indicator and helps build brand awareness and customer engagement.
2,724
Words
106
Images
100%
Alt Text Score
129
Page Size (KB)
Content Structure
H1Wat wil jeopzeggen?
H2 Tags33
H3 Tags46
H4 Tags8
H5 Tags4
H6 Tags0
Internal Links86
External Links8
Assets & Features
JavaScript Files10
JS Minified0/10
CSS Files3
CSS Minified0/3
Iframes1
Images106
Missing Alt0
SitemapNo
Robots.txtYes ✓
PWAYes ✓
AMPNo
RSS FeedNo
Schema.org Types
BreadcrumbListListItemOrganizationWebSite
Social Media Presence
Facebook: @123opzeggenTwitter: @123opzeggenInstagram: @123opzeggen.nl

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

🤖 AI Summary
The title tag for 123opzeggen.nl is well-optimized at 32 characters: "Opzeggen in 3 eenvoudige stappen". The length falls within the ideal range for Google search results, ensuring the full title is displayed without truncation. The meta description is 32 characters (acceptable): "Opzeggen in 3 eenvoudige stappen". 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.123opzeggen.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 4/4 recommended fields: OG title ("Opzeggen in 3 eenvoudige stappen..."), OG description, OG image (social sharing thumbnail), OG type (website). These tags control how the page appears when shared on Facebook, LinkedIn, and other social media platforms that support the Open Graph protocol. A Twitter Card of type summary is configured, which controls how links appear when shared on Twitter/X. The "summary" type displays a large image preview, which typically generates higher engagement rates than the basic card type. The site implements Schema.org structured data with the following types: BreadcrumbList, ListItem, Organization, 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
Opzeggen in 3 eenvoudige stappen
https://123opzeggen.nl
Opzeggen in 3 eenvoudige stappen
Meta Tags
TitleOpzeggen in 3 eenvoudige stappen...
Title Length32 chars
Meta Desc Length32 chars
H1Wat wil jeopzeggen?
Languagenl
Canonicalhttps://www.123opzeggen.nl/
Meta Robotsindex, follow
Meta Keywordsnot set
Schema.org & Social
Schema TypesBreadcrumbList, ListItem, Organization, WebSite
OG Typewebsite
OG ImageSet ✓
Twitter Cardsummary
FaviconSet ✓
Open Graph Preview
123opzeggen.nl
Opzeggen in 3 eenvoudige stappen
Opzeggen in 3 eenvoudige stappen