deltafibernederland.nl
DELTA Fiber | DELTA Fiber
Last scanned Jul 21, 2026, 11:40 AM · 1 view
Overall score
Excellent
Top issues to fix
6 issues found · 1 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
2 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
Summary
Wij zijn de glasvezelexpert van Nederland en vinden het vanzelfsprekend dat iedereen gebruik moet kunnen maken van gigasnel glasvezelinternet. This website uses Cloudflare Analytics hosted on Cloudflare behind Cloudflare CDN. SEO is good (75/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Missing canonical link.
SEO
4 issue(s) found
Performance
407 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- DELTA Fiber | DELTA Fiber
- Description
- Wij zijn de glasvezelexpert van Nederland en vinden het vanzelfsprekend dat iedereen gebruik moet kunnen maken van gigasnel glasvezelinternet.
- Canonical
- Language
- nl-NL
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index, follow
- Manifest
- https://www.deltafiber.nl/site.webmanifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 104.18.28.92
- ASN
- AS13335 (CLOUDFLARENET - Cloudflare, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- www.deltafiber.nl
- Valid from
- Jun 12, 2026
- Valid to
- Sep 10, 2026
- Days until expiry
- 51
- SAN domains
- www.deltafiber.nl
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 3 cookie(s) observed
Content & assets
Headings
H1 2 · H2 5 · H3 8
Links
19 internal · 4 external · 2 broken
Images
7 total · 0 missing alt
Scripts / Styles
6 scripts · 1 stylesheets
JS / CSS size
150 KB · 2.5 KB
Page size
39.3 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing canonical link
- Multiple H1 headings found
- No structured data (JSON-LD) found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://deltafibernederland.nl
- Final URL
- https://www.deltafiber.nl
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 407 ms
- HTML size
- 39.3 KB
- Redirect chain
- https://deltafibernederland.nl → https://www.deltafiber.nl
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Frequently asked questions
- What technology does deltafibernederland.nl use?
- deltafibernederland.nl is built with Cloudflare Analytics.
- Is deltafibernederland.nl secure (HTTPS)?
- Yes. deltafibernederland.nl uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 10, 2026.
- Who hosts deltafibernederland.nl?
- deltafibernederland.nl is hosted on Cloudflare, behind Cloudflare CDN.
- What is deltafibernederland.nl's SEO score?
- deltafibernederland.nl scored 75/100 for SEO in the latest analysis (fair).
- What is deltafibernederland.nl's overall website score?
- deltafibernederland.nl has an overall SiteGraph score of 90/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card