vliz.be
Vlaams Instituut voor de Zee
Last scanned Jul 26, 2026, 5:48 AM
Overall score
Excellent
Summary
This website uses Apache. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: Missing meta description.
Top issues to fix
6 issues found · 1 high priority
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
1 cookie without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
4 issue(s) found
Performance
341 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Meta tags
- Title
- Vlaams Instituut voor de Zee
- Description
- Canonical
- https://vliz.be/nl
- Language
- nl
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- Manifest
- https://vliz.be/sites/vliz.be/themes/vlizbase/favicon/site.webmanifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- vliz.be
- Valid from
- Jun 22, 2026
- Valid to
- Sep 20, 2026
- Days until expiry
- 53
- SAN domains
- vliz.be, www.vliz.be
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: none · 2 cookie(s) observed
Content & assets
Headings
H1 1 · H2 22 · H3 15
Links
122 internal · 23 external · 20 broken
Images
17 total · 0 missing alt
Scripts / Styles
5 scripts · 10 stylesheets
JS / CSS size
7.3 KB · 469 B
Page size
110 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://vliz.be
- Final URL
- https://vliz.be/nl
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 339 ms
- HTML size
- 110 KB
- Redirect chain
- https://vliz.be → https://vliz.be/nl
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does vliz.be use?
- vliz.be is built with Apache.
- Is vliz.be secure (HTTPS)?
- Yes. vliz.be uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 20, 2026.
- Who hosts vliz.be?
- Hosting provider information for vliz.be is not available yet.
- What is vliz.be's SEO score?
- vliz.be scored 70/100 for SEO in the latest analysis (fair).
- What is vliz.be's overall website score?
- vliz.be has an overall SiteGraph score of 91/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card