Technology
Kluppen.nl has insufficient trustworthiness. This indicates that important criteria do not meet the required standards for online safety and privacy.
The Klup app aims to enrich your social life by offering activities and meetings.
Verisite checked kluppen.nl on August 6, 2026 and gave it a trust score of 59/100. Out of 65 checks, 36 passed, with 13 warning(s) and 16 failed check(s).
59
/100
Trust Score
Insufficient
8
Passed
2
Warning
2
Failed
Security Headers
Checks HTTP security headers and cookie security configuration.
Many security headers are missing. This website is vulnerable to common attacks.
Information Exposure
Checks for exposed sensitive files, directory listings, and information disclosure.
Exposed files or directories were found that may contain sensitive information.
Content Security
Scans page content for suspicious scripts, iframes, external forms, and cryptominers.
Some potentially suspicious content patterns were found.
SSL Certificate
Verifies the SSL/TLS certificate validity and configuration.
Valid SSL certificate found (expires 2026-09-21).
Domain Age
Checks the age of the domain registration. Very young domains are often associated with fraud.
This domain has been registered since 2015-09-01.
Privacy & Cookies
Checks for tracking cookies, consent mechanisms, and third-party trackers.
An error occurred while performing this check.
Business Data
Checks for chamber of commerce number, VAT number, contact details, and required legal pages.
Business data is well represented on the website.
Reviews & Trust Seals
Checks external reviews (Trustpilot) and trust seals (Kiyoh, WebwinkelKeur).
No reviews or trust seal found.
Malicious / Safety
Checks if the domain appears on known fraud or phishing lists.
This domain was not found on any known fraud or phishing lists.
Technology & Software
Detects CMS, frameworks, and JavaScript libraries and checks for outdated versions.
No outdated or vulnerable software detected.
Email Authentication
Analyzes SPF, DKIM and DMARC configuration for email authentication.
Email authentication is well configured with SPF, DKIM and/or DMARC.
Network & Transport
Checks open ports, HTTP protocol support, redirect chain, and mixed content.
Network configuration is secure and well optimized.
DNS & Server
Checks DNS records, server information and hosting details.
DNS records are properly configured.
Security Headers
Checks HTTP security headers and cookie security configuration.
0/100
Many security headers are missing. This website is vulnerable to common attacks.
- Domain
- kluppen.nl
- Cookies
-
- Total: 0
- Issues:
- Secure cookies: 0
- Insecure cookies: 0
- Information leaking headers
- X-Powered-By
- Missing headers
- Strict-Transport-Security, Content-Security-Policy, X-Content-Type-Options, X-Frame-Options, Referrer-Policy, Permissions-Policy
- Leaks X-Powered-By
- PHP/8.1.33
- Used browser fallback
- No
- Referrer-Policy
- No
- X-Frame-Options
- No
- Permissions-Policy
- No
- X-Content-Type-Options
- No
- Content-Security-Policy
- No
- Strict-Transport-Security
- No
Technology & Software
Detects CMS, frameworks, and JavaScript libraries and checks for outdated versions.
100/100
No outdated or vulnerable software detected.
- Detected CMS
-
- Name: WordPress
- Slug: wordpress
- Version: 7.0.2
- Detected: Yes
- Confidence: high
- Domain
- kluppen.nl
- Detected CMS
- WordPress
- CMS version
- 7.0.2
- JavaScript libraries
- Pages scanned
- 3
- Vulnerable libraries
- CMS is outdated
- No
- Server technology
-
- Server: Apache/2
- Powered by: PHP/8.1.33
- X generator:
- Latest version
- 6.9.4
Information Exposure
Checks for exposed sensitive files, directory listings, and information disclosure.
80/100
Exposed files or directories were found that may contain sensitive information.
- Domain
- kluppen.nl
- Exposures
-
- /phpinfo.php — high — PHP info page exposed
- Robots.txt analysis
-
- Exists: Yes
- Interesting paths: /wp-admin/
- Paths successfully probed
- 18
- Exposures found
- 1
- Directory listing enabled
- No
Email Authentication
Analyzes SPF, DKIM and DMARC configuration for email authentication.
89/100
Email authentication is well configured with SPF, DKIM and/or DMARC.
- SPF
-
- Exists: Yes
- Policy: hardfail
- Record: v=spf1 ip4:185.103.173.100 include:_spf.google.com include:mailgun.org include:mail.zendesk.com -all
- Mechanisms: ip4:185.103.173.100, include:_spf.google.com, include:mailgun.org, include:mail.zendesk.com, all
- Policy label: checks.email_spf_hardfail
- Authorized senders: IP-adres 185.103.173.100, Google Workspace, Mailgun, Zendesk
- DKIM
-
- Found: Yes
- Selectors: google, mandrill
- DMARC
-
- Exists: Yes
- Policy: quarantine
- Record: v=DMARC1; p=quarantine; rua=mailto:dmarc-reports@kluppen.nl; ruf=mailto:dmarc-reports@kluppen.nl
- Percentage:
- Policy label: checks.email_dmarc_quarantine
- Has reporting: Yes
- Subdomain policy:
- Domain
- kluppen.nl
- Authorized senders
- IP-adres 185.103.173.100, Google Workspace, Mailgun, Zendesk
Domain Age
Checks the age of the domain registration. Very young domains are often associated with fraud.
100/100
This domain has been registered since 2015-09-01.
- Domain
- kluppen.nl
- Registrar
- Hostnet B.V.
- Registered
- 2015-09-01
- Age (days)
- 3991
Privacy & Cookies
Checks for tracking cookies, consent mechanisms, and third-party trackers.
0/100
An error occurred while performing this check.
- Check
- Privacy & Cookies
Network & Transport
Checks open ports, HTTP protocol support, redirect chain, and mixed content.
88/100
Network configuration is secure and well optimized.
- Domain
- kluppen.nl
- Open ports
-
- 21 — high — FTP
- 3306 — medium — MySQL
- HTTP version
- HTTP/2
- Mixed content domains
- Pages scanned
- 3
- Redirect chain
- http://kluppen.nl, https://kluppen.nl/
- HTTP/2 support
- Yes
- HTTP/3 support
- No
- Open ports found
- 2
- Redirect loop detected
- No
- Mixed content resources
- 0
- Redirect chain length
- 1
- HTTP redirects to HTTPS
- Yes
Content Security
Scans page content for suspicious scripts, iframes, external forms, and cryptominers.
70/100
Some potentially suspicious content patterns were found.
- Domain
- kluppen.nl
- Cryptominer scripts
- Pages scanned
- 2
- External form domains
- External script sources
- Obfuscation patterns
- 0
- Cryptominers detected
- 0
- Suspicious iframe details
-
- https://www.googletagmanager.com/ns.html?id=GTM-PJ3N628 — Hidden iframe
- https://www.youtube.com/embed/J3YqgwfFo9o?feature=oembed — Hidden iframe
- https://www.youtube.com/embed/J3YqgwfFo9o?feature=oembed — Hidden iframe
- https://www.youtube.com/embed/Sm7cVLuR840?feature=oembed — Hidden iframe
- https://www.youtube.com/embed/QTfeZD1FhmY?feature=oembed — Hidden iframe
- https://www.youtube.com/embed/XTedU59Cc78?feature=oembed — Hidden iframe
- https://www.youtube.com/embed/Sm7cVLuR840?feature=oembed — Hidden iframe
- https://www.youtube.com/embed/QTfeZD1FhmY?feature=oembed — Hidden iframe
- https://www.youtube.com/embed/XTedU59Cc78?feature=oembed — Hidden iframe
- https://www.googletagmanager.com/ns.html?id=GTM-PJ3N628 — Hidden iframe — /
- External form targets
- 0
- Obfuscated code patterns
- External script domains
- 0
- Suspicious iframes
- 10
Business Data
Checks for chamber of commerce number, VAT number, contact details, and required legal pages.
75/100
Business data is well represented on the website.
- Domain
- kluppen.nl
- Email address present
- Yes
- Phone number present
- No
- Terms and conditions present
- Yes
- Chamber of Commerce number found
- No
- Terms and conditions page
- /voorwaarden/
- VAT number found
- No
- Physical address present
- Yes
- Pages scanned
- 3
- Return policy present
- No
- Privacy policy present
- Yes
- Privacy policy page
- /site/uploads/2024/05/Privacy-21-05-2024.pdf
- Contact details found
- 2
Reviews & Trust Seals
Checks external reviews (Trustpilot) and trust seals (Kiyoh, WebwinkelKeur).
10/100
No reviews or trust seal found.
- Domain
- kluppen.nl
- Kiyoh trust seal found
- No
- Trust seal present
- No
- Review sources
- Trustpilot page
- https://www.trustpilot.com/review/kluppen.nl
- Trustpilot profile found
- No
- WebwinkelKeur trust seal found
- No
Malicious / Safety
Checks if the domain appears on known fraud or phishing lists.
100/100
This domain was not found on any known fraud or phishing lists.
- Checked domain
- kluppen.nl
SSL Certificate
Verifies the SSL/TLS certificate validity and configuration.
90/100
Valid SSL certificate found (expires 2026-09-21).
- Expiry date
- 2026-09-21
- Issuer
- Let's Encrypt
- Subject
- kluppen.nl
- Valid until
- 2026-09-22
- Valid from
- 2026-06-24
- TLS version
- TLSv1.2
- Serial number
- 05C9FACC373CA63AA4A0339FDEB568AE3360
DNS & Server
Checks DNS records, server information and hosting details.
95/100
DNS records are properly configured.
- IP Address
- 185.104.30.73
- SPF record
- Yes
- IPv6 support
- No
- DMARC record
- Yes
- DNSSEC
- Yes
- MX Records
- alt2.aspmx.l.google.com, alt4.aspmx.l.google.com, alt3.aspmx.l.google.com, aspmx.l.google.com, alt1.aspmx.l.google.com
- Nameservers
- ns01.hostnet.nl, ns02.hostnet.nl
- Reverse DNS
- vps8645.zxcs.nl
- IP Addresses
- 185.104.30.73
- IPv6 Addresses
About this website
Kluppen.nl is the website for the Klup app, which helps users enrich their social lives by organizing activities and meetings. The site has several important features, such as a long domain age and an SSL certificate, which are generally positive indicators of site safety. However, there are also serious shortcomings that jeopardize its trustworthiness.
Key facts about kluppen.nl include the absence of security headers, which poses a concrete risk to users. Additionally, there are warnings regarding data exposure and content security. A clear privacy statement is also missing, making it unclear how the site handles your personal information.
What our scores mean for you
The lack of security headers means that your data may not be adequately protected on this website. This can lead to the risk of sensitive information, such as passwords, being intercepted. The warnings about exposure and content security indicate that there may be vulnerabilities that could undermine trust. Furthermore, the absence of a privacy statement is concerning, as it is unclear how your data is managed.
Trust development
The trust band has remained the same, with an insufficient rating applicable until June 5, 2026. This indicates that no improvement has occurred in the site's trustworthiness since the last evaluation.
What this means
Verisite is an independent platform that conducts automated trust checks on websites. This result means that visitors should be cautious when sharing personal information on kluppen.nl. For the company itself, this indicates that they need to improve their trustworthiness to gain users' confidence.
Frequently asked questions
Does kluppen.nl have a valid SSL certificate?
Yes, kluppen.nl has a valid SSL certificate, providing a basic level of security.
Has kluppen.nl ever been reported for fraud?
No external red flags have been found indicating fraud for kluppen.nl.
Why is privacy an issue on kluppen.nl?
Privacy is an issue on kluppen.nl because there is no clear privacy statement available.
Are there security issues with kluppen.nl?
Yes, kluppen.nl lacks security headers, which poses a risk to users.
What does it mean that reviews have failed?
The failure of reviews means there may be negative experiences that are not adequately addressed.
What should I do if I shared personal information?
If you have shared personal information, it is advisable to monitor your accounts and change your passwords.