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delpher.nl

Delpher » Kranten, Boeken & Tijdschriften

Last scanned Jul 26, 2026, 5:18 AM

89

Overall score

Great

Summary

Ruim 130.000.000 pagina's uit Nederlandse kranten, boeken en tijdschriften ✓ In zijn geheel te lezen ✓ Digitaal te doorzoeken ✓ Gratis toegankelijk ➜ Delpher.nl. This website uses Apache. SEO is good (85/100) and accessibility is excellent (100/100). Security scores good (85/100) and performance excellent (90/100). Top issue: Meta description longer than 160 characters.

Ruim 130.000.000 pagina's uit Nederlandse kranten, boeken en tijdschriften ✓ In zijn geheel te lezen ✓ Digitaal te doorzoeken ✓ Gratis toegankelijk ➜ Delpher.nl

Top issues to fix

7 issues found

  • Missing X-Content-Type-Options header

    Security

    Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.

  • Missing X-Frame-Options header

    Security

    Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.

  • 1 cookie without Secure/HttpOnly flags

    Security

    Set Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.

  • Meta description longer than 160 characters

    SEO

    Trim the meta description to under 160 characters to avoid truncation in search results.

  • Missing canonical link

    SEO

    Add <link rel="canonical"> so search engines know which URL variant to index.

  • Missing OpenGraph tags

    SEO

    Add og:title/og:description/og:image so shared links render a proper preview card.

+1 more issue — details in the sections below.

85

SEO

3 issue(s) found

90

Performance

729 ms

85

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

Company details published in this site's own structured data.

Ruim 130.000.000 pagina's uit Nederlandse kranten, boeken en tijdschriften ✓ In zijn geheel te lezen ✓ Digitaal te doorzoeken ✓ Gratis toegankelijk ➜ Delpher.nl

Meta tags

Title
Delpher » Kranten, Boeken & Tijdschriften
Description
Ruim 130.000.000 pagina's uit Nederlandse kranten, boeken en tijdschriften ✓ In zijn geheel te lezen ✓ Digitaal te doorzoeken ✓ Gratis toegankelijk ➜ Delpher.nl
Canonical
Language
nl
Charset
utf-8
Viewport
width=device-width, initial-scale=1.0
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
og:description
og:type
og:url

Twitter Card

twitter:card
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
CDN provider
IP address
195.169.50.8
ASN

DNS records

TypeValue
A
  • 195.169.50.8
AAAA
MX
TXT
NS
CAA
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Hellenic Academic and Research Institutions CA
Subject
www.delpher.nl
Valid from
Nov 18, 2025
Valid to
Nov 18, 2026
Days until expiry
115
SAN domains
www.delpher.nl, delpher.nl

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyEnabled
  • X-Frame-OptionsMissing
  • X-Content-Type-OptionsMissing
  • Referrer-PolicyMissing
  • Permissions-PolicyMissing

Compression: none · 1 cookie(s) observed

Content & assets

Headings

H1 1 · H2 12 · H3 0

Links

21 internal · 4 external · 1 broken

Images

10 total · 0 missing alt

Scripts / Styles

9 scripts · 3 stylesheets

JS / CSS size

649 KB · 356 KB

Page size

36.6 KB

Robots.txt & Sitemap

robots.txt
Found
Disallow rules
42
sitemap.xml
Found
URLs in sitemap
-1

SEO issues

  • Meta description longer than 160 characters
  • Missing canonical link
  • Missing OpenGraph tags

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://delpher.nl
Final URL
https://www.delpher.nl/
HTTP status
200
HTTP version
HTTP/1.1
Response time
729 ms
HTML size
36.6 KB
Redirect chain
https://delpher.nl → https://www.delpher.nl/

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Frequently asked questions

What technology does delpher.nl use?
delpher.nl is built with PHP, Drupal, Apache.
Is delpher.nl secure (HTTPS)?
Yes. delpher.nl uses TLS 1.3 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Nov 18, 2026.
Who hosts delpher.nl?
Hosting provider information for delpher.nl is not available yet.
What is delpher.nl's SEO score?
delpher.nl scored 85/100 for SEO in the latest analysis (great).
What is delpher.nl's overall website score?
delpher.nl has an overall SiteGraph score of 89/100, combining SEO, performance, security, and accessibility.