Other
Yes, kozijnrubbers.nl is trustworthy with a score of 92. This high score indicates an overall safe website.
Kozijnrubbers.nl offers draft profiles for windows and doors, helping to stop drafts and moisture while saving on energy costs.
Verisite checked kozijnrubbers.nl on July 2, 2026 and gave it a trust score of 90/100. Out of 52 checks, 43 passed, with 1 warning(s) and 8 failed check(s).
90
/100
Trust Score
Excellent
Score incl. subdomains: 70/100
9
Passed
1
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.
No exposed sensitive files or directories found.
Content Security
Scans page content for suspicious scripts, iframes, external forms, and cryptominers.
No suspicious content detected on the page.
SSL Certificate
Verifies the SSL/TLS certificate validity and configuration.
Valid SSL certificate found (expires 2026-09-06).
Domain Age
Checks the age of the domain registration. Very young domains are often associated with fraud.
The domain age could not be determined.
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No outdated or vulnerable software detected.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.
Some network configuration issues were found.
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
- kozijnrubbers.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/8.3.31
- 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:
- Detected: Yes
- Confidence: high
- Domain
- kozijnrubbers.nl
- Detected CMS
- WordPress
- JavaScript libraries
- Pages scanned
- 14
- Vulnerable libraries
- Server technology
-
- Server: nginx
- Powered by: PHP/8.3.31
- X generator:
Information Exposure
Checks for exposed sensitive files, directory listings, and information disclosure.
100/100
No exposed sensitive files or directories found.
- Domain
- kozijnrubbers.nl
- Exposures
- Robots.txt analysis
-
- Exists: Yes
- Interesting paths:
- Paths checked
- 18
- Exposures found
- 0
- Directory listing enabled
- No
Email Authentication
Analyzes SPF, DKIM and DMARC configuration for email authentication.
72/100
Email authentication is well configured with SPF, DKIM and/or DMARC.
- SPF
-
- Exists: Yes
- Policy: hardfail
- Record: v=spf1 +a include:spf.fekahost.nl -all
- Mechanisms: a, include:spf.fekahost.nl, all
- Policy label: checks.email_spf_hardfail
- Authorized senders: Eigen servers, spf.fekahost.nl
- DKIM
-
- Found: Yes
- Selectors: default
- DMARC
-
- Exists: Yes
- Policy: none
- Record: v=DMARC1; p=none;
- Percentage:
- Policy label: checks.email_dmarc_none
- Has reporting: No
- Subdomain policy:
- Domain
- kozijnrubbers.nl
- Authorized senders
- Eigen servers, spf.fekahost.nl
Domain Age
Checks the age of the domain registration. Very young domains are often associated with fraud.
100/100
The domain age could not be determined.
- Domain
- kozijnrubbers.nl
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.
75/100
Some network configuration issues were found.
- Domain
- kozijnrubbers.nl
- Open ports
-
- 21 — high — FTP
- 22 — low — SSH
- HTTP version
- HTTP/2
- Mixed content domains
- Pages scanned
- 13
- Redirect chain
- HTTP/2 support
- Yes
- HTTP/3 support
- No
- Open ports found
- 2
- Redirect loop detected
- No
- Mixed content resources
- 0
- Redirect chain length
- 0
- HTTP redirects to HTTPS
- No
Content Security
Scans page content for suspicious scripts, iframes, external forms, and cryptominers.
100/100
No suspicious content detected on the page.
- Domain
- kozijnrubbers.nl
- Cryptominer scripts
- Pages scanned
- 12
- External form domains
- External script sources
- www.googletagmanager.com, www.google.com
- Obfuscation patterns
- 0
- Cryptominers detected
- 0
- Suspicious iframe details
- External form targets
- 0
- Obfuscated code patterns
- External script domains
- 2
- Suspicious iframes
- 0
Business Data
Checks for chamber of commerce number, VAT number, contact details, and required legal pages.
95/100
Business data is well represented on the website.
- Domain
- kozijnrubbers.nl
- Email address present
- Yes
- Phone number present
- Yes
- Terms and conditions present
- Yes
- Chamber of Commerce number found
- Yes
- Terms and conditions page
- /verkoopvoorwaarden/
- VAT number found
- Yes
- VAT number valid (VIES)
- Yes
- Chamber of Commerce number (possible)
- 30170322
- VAT number
- NL820124667B01
- Physical address present
- Yes
- CoC found on
- /
- VAT found on
- /
- Pages scanned
- 14
- Company name (VIES)
- V.O.F. GEBR. DE JONG HOUTBEWERKING
- Return policy present
- No
- Privacy policy present
- Yes
- Privacy policy page
- /privacy
- Contact details found
- 3
- Address (VIES)
- NIJVERHEIDSWEG 00021 A 21 3641RP MIJDRECHT
Reviews & Trust Seals
Checks external reviews (Trustpilot) and trust seals (Kiyoh, WebwinkelKeur).
10/100
No reviews or trust seal found.
- Domain
- kozijnrubbers.nl
- Kiyoh trust seal found
- No
- Trust seal present
- No
- Review sources
- Trustpilot page
- https://www.trustpilot.com/review/kozijnrubbers.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
- kozijnrubbers.nl
SSL Certificate
Verifies the SSL/TLS certificate validity and configuration.
100/100
Valid SSL certificate found (expires 2026-09-06).
- Expiry date
- 2026-09-06
- Issuer
- Let's Encrypt
- Subject
- kozijnrubbers.nl
- Valid until
- 2026-09-06
- Valid from
- 2026-06-08
- TLS version
- TLSv1.3
- Serial number
- 06683B7C68DF198B3CD0C79624A73BEDB645
DNS & Server
Checks DNS records, server information and hosting details.
90/100
DNS records are properly configured.
- IP Address
- 109.94.151.51
- SPF record
- Yes
- IPv6 support
- No
- DMARC record
- Yes
- DNSSEC
- No
- MX Records
- mail.kozijnrubbers.nl
- Nameservers
- ns2.fekahost.nl, h51.fekahost.nl
- IP Addresses
- 109.94.151.51
- IPv6 Addresses
Discovered subdomains (3)
About this website
Kozijnrubbers.nl specializes in replacing window and door seals. The site provides a wide range of products that help reduce drafts and moisture, contributing to energy savings. With a focus on quality and customer satisfaction, it serves as a useful resource for anyone looking to improve their home's insulation.
Key facts about kozijnrubbers.nl include that the website has an SSL certificate (score 100), indicating that your connection is secure. However, the site fails in the area of security headers (score 0) and has a low score for reviews (score 10).
What our scores mean for you
The low score for security headers indicates a concrete risk for users. This could mean that your data is less protected against attacks. Additionally, the low score for reviews is concerning, suggesting that there is little customer feedback available, making it harder to assess the quality of service.
Score evolution
This section is not applicable as there is no previous score available.
What this means
Verisite is an independent platform that runs automated trust checks on websites. For visitors, this score means that the site is generally safe, but there are some risks to be aware of. For the company itself, improving security headers and gathering more customer reviews could contribute to higher reliability and customer satisfaction.
Frequently asked questions
Does kozijnrubbers.nl have a valid SSL certificate?
Yes, kozijnrubbers.nl has a valid SSL certificate, ensuring a secure connection.
Has kozijnrubbers.nl ever been reported for fraud?
No external red flags or evidence of fraud have been found for kozijnrubbers.nl.
Why are the reviews for kozijnrubbers.nl low?
The site has a low score for reviews, which may indicate that there is little customer feedback available.
What are the risks of using kozijnrubbers.nl?
The main risks are related to the low score for security headers and limited customer reviews.
Is my personal information safe on kozijnrubbers.nl?
While the site has an SSL certificate, there are concerns about security due to the low score for security headers.
What does kozijnrubbers.nl offer?
Kozijnrubbers.nl offers draft profiles for windows and doors, helping to save on energy costs.