Buku.app - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
52% 
Page structure
58% 
Link structure
0% 
Server
100% 
External factors
36% 
SEO Score
Response time
0.05 s
File size
3.20 kB
Words
0
Media files
0
Number of links
0 internal / 0 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
BUKU
The page title is too short. (55 pixels of 580 max pixel length) Optimize title
The page title is only one word.
There are no duplicate words in the title
Meta description
(Critically important)
Opening a world of knowledge and opportunities for everyone. Unlimited access to the online library of educational textbooks and tools, for a fixed monthly fee.
The length of the meta description is perfect. (974 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
Language defined in HTML: en
Server location: Germany
The following language is defined by HTML: en
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 character encoding is not specified in the HTTP header.
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,maximum-scale=1,user-scalable=0
apple-mobile-web-app-capableyes
descriptionOpening a world of knowledge and opportunities for everyone. Unlimited access to the online library of educational textbooks and tools, for a fixed monthly fee.
keywordsEducational textbooks, Unlimited access to educational textbooks, Textbooks subscription, Find all textbooks
theme-color#6d28d9
langen
X-UA-CompatibleIE=edge
charsetUTF-8

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Page quality

Content
(Critically important)
There are only 0 words on this page. Use at least 250 words to provide useful information.
No paragraphs were detected.
No placeholders texts or images were found.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width,initial-scale=1,maximum-scale=1,user-scalable=0" 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 6 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
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

No media files were found.

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
There are no headings specified on the page. Headings are important for search engine optimization and help to structure your content.

Heading structure

No headings were found.
This page seems to be an entry page, because only very few links were found.
There are no external links on this page.

Found links on this page

No internal links were found.

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://buku.app/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is excellent with 0.05 seconds.
The file size of the HTML document is fine (3 kB).

HTTP Response Header

NameValue
content-typetext/html
last-modifiedThu, 17 Apr 2025 11:19:35 GMT
serverAmazonS3
content-encodinggzip
dateFri, 13 Jun 2025 07:11:04 GMT
cache-controlno-cache
etagW/"fba354ed3fdd10e15f27cb2fd60095d6"
varyAccept-Encoding
x-cacheRefreshHit from cloudfront
via1.1 d20f19c14113bb86116d01e6cb4e2844.cloudfront.net (CloudFront)
x-amz-cf-popFRA60-P2
x-amz-cf-idPzi9iTlLUJIibPRPQGaVQtCwjW8FIdKC_FqIO61iwkgBo2oW8_DYvQ==
x-xss-protection1; mode=block
x-frame-optionsSAMEORIGIN
referrer-policystrict-origin-when-cross-origin
x-content-type-optionsnosniff
strict-transport-securitymax-age=31536000
statuscode200
http_versionHTTP/2

External factors

This page has only a few links from other websites.
This page only has backlinks from 12 referring domains.
This page only has 3,036 backlinks.
This page only has few backlinks from 12 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

No valid Robots.txt file was found.

Similar sites

Search preview

buku.app
BUKU
Opening a world of knowledge and opportunities for everyone. Unlimited access to the online library of educational textbooks and tools, for a fixed monthly fee.

Most important keywords

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

KeywordResultRecheck
BUKU23%Check
Opening11%Check
world11%Check
knowledge11%Check
opportunities11%Check
Unlimited11%Check
access11%Check
online11%Check
library11%Check
educational11%Check
Show more keywords and terms

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