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aup.nl

Amsterdam University Press

Last scanned Aug 24, 2026, 1:21 PM

91

Overall score

Excellent

Summary

Amsterdam University Press is a leading scholarly publisher of the Humanities and Social Sciences. This website uses Nginx hosted on XL-AS - Signet B.V., NL. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: Missing canonical link.

Amsterdam University Press is a leading scholarly publisher of the Humanities and Social Sciences

Netherlands
Hosted on XL-AS - Signet B.V., NL

Top issues to fix

6 issues found

  • Missing canonical link

    SEO

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

  • Multiple H1 headings found

    SEO

    Keep a single H1 per page and demote the others to H2/H3.

  • No structured data (JSON-LD) found

    SEO

    Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

  • Missing OpenGraph tags

    SEO

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

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

  • 1 broken link on the page

    SEO

    Fix or remove broken links — they waste crawl budget and erode user trust.

70

SEO

5 issue(s) found

100

Performance

555 ms

100

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.

Amsterdam University Press is a leading scholarly publisher of the Humanities and Social Sciences

FacebookX (Twitter)InstagramLinkedIn

Contact

Email, phone, and address published on this site's own pages.

Source: https://www.aup.nl/en/about/contact

Meta tags

Title
Amsterdam University Press
Description
Amsterdam University Press is a leading scholarly publisher of the Humanities and Social Sciences
Canonical
Language
en
Charset
utf-8
Viewport
width=device-width, initial-scale=1
Robots meta
Manifest
https://www.aup.nl/images/favicon/site.webmanifest?v=00a7YOLbwA

OpenGraph & Twitter Card

OpenGraph

og:title
—
og:description
—
og:type
—
og:url
https://www.aup.nl/en/

Twitter Card

twitter:card
—
twitter:title
—
twitter:description
—

Technologies

Detected frameworks, languages, and tools.

Google AnalyticsNginx

Hosting & CDN

Hosting provider
XL-AS - Signet B.V., NL
CDN provider
—
IP address
83.96.201.73
ASN
AS35470 (XL-AS - Signet B.V., NL)

DNS records

TypeValue
A
  • 83.96.201.73
AAAA
  • 2a02:348:5e6:1::1a00
MX—
TXT—
NS—
CAA—
CNAME—
IPv6 supportYes

TLS / SSL certificate

Version
TLS 1.2
Issuer
Let's Encrypt
Subject
www.aup.nl
Valid from
Jul 23, 2026
Valid to
Oct 21, 2026
Days until expiry
57
SAN domains
aup.nl, en.aup.nl, nl.aup.nl, www.aup.nl

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 9 · H2 1 · H3 0

Links

59 internal · 7 external · 1 broken

Images

23 total · 0 missing alt

Scripts / Styles

5 scripts · 1 stylesheets

JS / CSS size

347 KB · 82.8 KB

Page size

42.1 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
  • Missing OpenGraph tags
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://aup.nl
Final URL
https://www.aup.nl/en/
HTTP status
200
HTTP version
HTTP/2
Response time
555 ms
HTML size
42.1 KB
Redirect chain
https://aup.nl → https://www.aup.nl/ → https://www.aup.nl/en/

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does aup.nl use?
aup.nl is built with Google Analytics, Nginx.
Is aup.nl secure (HTTPS)?
Yes. aup.nl uses TLS 1.2 with a certificate issued by Let's Encrypt, valid until Oct 21, 2026.
Who hosts aup.nl?
aup.nl is hosted on XL-AS - Signet B.V., NL.
What is aup.nl's SEO score?
aup.nl scored 70/100 for SEO in the latest analysis (fair).
What is aup.nl's overall website score?
aup.nl has an overall SiteGraph score of 91/100, combining SEO, performance, security, and accessibility.