Petersloterdijk.net - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
71% 
Page structure
97% 
Link structure
98% 
Server
73% 
External factors
100% 
SEO Score
Response time
0.17 s
File size
41.70 kB
Words
452
Media files
2
Number of links
73 internal / 5 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Peter Sloterdijk – Philosoph und Schriftsteller
The length of the page title is perfect. (402 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://petersloterdijk.net/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: de
Language defined in HTML: de
Server location: Germany
The following language is defined by HTML: de
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width,initial-scale=1
robotsmax-image-preview:large
google-site-verificationCp_OKluTV_fL4Ln7Nww3SPUKEHoRuMfFxhHQWqEi9Rg
generatorWordPress 6.8.2
msapplication-TileImagehttps://petersloterdijk.net/wp-content/uploads/2021/02/image.jpg
langde
charsetUTF-8

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Page quality

Content
(Critically important)
There are only 452 words on this page. Good pages should have about 800 words of useful content.
30.8% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
11 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 10.13 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
This page loads 7 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width,initial-scale=1" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 9 tags for this page.
Image SEO
(Somewhat important)
1 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
This page is optimized perfectly for social networks.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
.../uploads/2018/10/PS-650-new-1200x650.pngNo alt attribute provided
...Eigenschaften-Peter-Sloterdijk-Cover.pngDer Kontinent ohne Eigenschaften - Peter Sloterdijk

Page structure

H1 heading
(Critically important)
Peter Sloterdijk
The H1 heading is too short (16 characters). It should be at least 20 Characters long.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Peter Sloterdijk
H2 Philosoph und Schriftsteller
H2 Der Kontinent ohne Eigenschaften
H3 Erster Satz aus «Kritik der zynischen Vernunft», 1983
H3 Pressebeiträge
H3 Garten oder Maschinenraum des Menschlichen? – Die Zukunft der Erziehung im...
H3 Im Gespräch mit Peter Sloterdijk
H3 „Die Partei-Pest zerstört die Demokratie genauso wie der Extremismus“
H3 Der gekränkte Freund
H3 „Der irrationale Faktor wächst“
H3 ..über die Zukunft der KI: „Die digitale Party hat gerade erst begonnen“
H3 „Die Apokalypse der Erde fällt in unsere Lebenszeit“
H3 „Ein herrschender Clown ist schöner als der Papst“
H3 Im Buchhandel erhältlich
H3 Social Media
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 5 external links on this page.

Found links on this page

LinkAttributesAnchor text
/werk/2010-heute/DE
https://petersloterdijk.net/obra/ES
https://petersloterdijk.net/work/EN
/oeuvre/FR
/obra-portugues/PT
/opera/IT
/oeuvre-nl/NL
https://petersloterdijk.net/Peter Sloterdijk
A-TITLE Peter Sloterdijk
https://petersloterdijk.net/Anchor Menü
https://petersloterdijk.net/vita/Vita
/preise/Preise & Würden
/werk/2010-heuteWerk
/bibliographie/Bibliographie
/werk/2010-heute/Werk > 2010-heute
/werk/2000-2009/Werk > 2000-2009
/werk/1990-1999/Werk > 1990-1999
/werk/1976-1989/Werk > 1976-1989
/werk/herausgeberschaften/Herausgeberschaften
/werk/sammelbaende/Sammelbände
/werk/periodika/Periodika
/werk/kataloge/Ausstellungskataloge
/werk/festschriften-sonderdrucke/Festschriften, Sonderdrucke etc.
/werk/herausgeberschaften/phil...Philosophie jetzt!
/werk/herausgeberschaften/hfg-...Schriftenreihe der HfG Karlsruhe
/werk/jahresberichte-der-hfg-k...Jahresberichte der HfG Karlsruhe
https://petersloterdijk.net/obra/Obra (Español)
https://petersloterdijk.net/work/Work (English)
/oeuvre/Œuvre (Français)
/obra-portugues/Obra (Portugués)
/opera/Opera (Italiano)
/oeuvre-nl/Oeuvre (Nederlands)
/dokumente/Dokumente
/online-pressebeitraege/Pressebeiträge
/videobeitraege/Medien
/videobeitraege/Videobeiträge
/tonbeitraege/Tonbeiträge
/das-philosophische-quartett/Das Philosophische Quartett
/termine/Termine
https://petersloterdijk.net/Anchor Menü schiessen
/2024/04/der-kontinent-ohne-ei...A-TITLE Permalink zu Der Kontinent ohne Eigenschaften
/2024/04/der-kontinent-ohne-ei...Der Kontinent ohne Eigenschaften
A-TITLE Permalink zu Der Kontinent ohne Eigenschaften
/author/peter-sloterdijk2/Text duplicate Peter Sloterdijk
A-TITLE Alle Artikel von Peter Sloterdijk
/2024/04/der-kontinent-ohne-ei...18. April 2024
/category/neues-buch/Neues Buch
/2025/07/garten-oder-maschinen...9. Juli 2025
/2025/07/garten-oder-maschinen...Garten oder Maschinenraum des Menschlichen? – Die Zukunft der Erziehung im...
/author/phil-cologne/phil.COLOGNE
A-TITLE Alle Artikel von phil.COLOGNE
/2025/06/im-gespraech-mit-pete...6. Juni 2025
/2025/06/im-gespraech-mit-pete...Im Gespräch mit Peter Sloterdijk
/author/arte/arte
A-TITLE Alle Artikel von arte
/2025/02/die-partei-pest-zerst...23. Februar 2025
/2025/02/die-partei-pest-zerst...„Die Partei-Pest zerstört die Demokratie genauso wie der Extremismus“
/author/berliner-zeitung/Berliner Zeitung
A-TITLE Alle Artikel von Berliner Zeitung
/2025/02/der-gekraenkte-freund/19. Februar 2025
/2025/02/der-gekraenkte-freund/Der gekränkte Freund
/author/die-zeit/Die Zeit
A-TITLE Alle Artikel von Die Zeit
/2025/02/der-irrationale-fakto...11. Februar 2025
/2025/02/der-irrationale-fakto...„Der irrationale Faktor wächst“
/author/augsburger-allgemeine/Augsburger Allgemeine
A-TITLE Alle Artikel von Augsburger Allgemeine
/2025/01/ueber-die-zukunft-der...27. Januar 2025
/2025/01/ueber-die-zukunft-der.....über die Zukunft der KI: „Die digitale Party hat gerade erst begonnen“
/author/frankfurter-rundschau/Frankfurter Rundschau
A-TITLE Alle Artikel von Frankfurter Rundschau
/2024/12/die-apokalypse-der-er...12. Dezember 2024
/2024/12/die-apokalypse-der-er...„Die Apokalypse der Erde fällt in unsere Lebenszeit“
/author/rheinische-post/Rheinische Post
A-TITLE Alle Artikel von Rheinische Post
/2024/11/ein-herrschender-clow...23. November 2024
/2024/11/ein-herrschender-clow...„Ein herrschender Clown ist schöner als der Papst“
/author/handelsblatt/Handelsblatt
A-TITLE Alle Artikel von Handelsblatt
/werk/der-kontinent-ohne-eigen...IMG-ALT Der Kontinent ohne Eigenschaften - Peter Sloterdijk
https://www.facebook.com/pslot...External Subdomain Facebook
https://twitter.com/Sloterdijk_PExternal Twitter
https://www.youtube.com/channe...External Subdomain YouTube
https://soundcloud.com/petersl...External Soundcloud
https://www.instagram.com/pete...External Subdomain Instagram
/datenschutzerklaerung/Datenschutzerklärung
/pressefotos/Pressefotos
/seitenuebersicht/Seitenübersicht
/impressum/Kontakt/Impressum

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://petersloterdijk.net/"
HTTP header
(Important)
The web server version is sent within the HTTP header.
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
This page loads 7 CSS files. This may affect the page load time negatively.
This page loads 7 JavaScript files. This may affect the load time negatively.
The page response time is excellent with 0.17 seconds.
The file size of the HTML document is fine (42 kB).

HTTP Response Header

NameValue
dateTue, 05 Aug 2025 07:00:44 GMT
serverApache/2.4.29 (Ubuntu)
link<https://petersloterdijk.net/wp-json/>; rel="https://api.w.org/"
varyAccept-Encoding
content-encodinggzip
content-length10343
content-typetext/html; charset=UTF-8
statuscode200
http_versionHTTP/1.1

External factors

This website has excellent links from other websites.
This page has backlinks from 191 referring domains.
This page has 494 backlinks.
This page has backlinks from 78 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow: /wp-admin/
Allow: /wp-admin/admin-ajax.php

Sitemap: https://petersloterdijk.net/wp-sitemap.xml

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Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
Peter81%Check
Sloterdijk81%Check
Peter Sloterdijk81%Check
Peter Sloterdijk Philosoph72%Check
Philosophen Peter Sloterdijk68%Check
Philosoph50%Check
Schriftsteller49%Check
Zukunft43%Check
arte43%Check
Kontinent42%Check
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