Mermaid.live - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
48% 
Page structure
58% 
Link structure
0% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.03 s
File size
2.00 kB
Words
0
Media files
0
Number of links
0 internal / 0 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Online FlowChart & Diagrams Editor - Mermaid Live Editor
The length of the page title is perfect. (523 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Simplify documentation and avoid heavy tools. Open source Visio Alternative. Commonly used for explaining your code! Mermaid is a simple markdown-like script language for generating charts from text via javascript.
The meta description is too long: 1337 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://mermaid.live/
There is a valid canonical link specified.
Language
(Somewhat important)
Language defined in HTML: en
Server location: United States of America
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 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
og:imagehttps://github.com/mermaid-js/mermaid/raw/develop/img/header.png
descriptionSimplify documentation and avoid heavy tools. Open source Visio Alternative. Commonly used for explaining your code! Mermaid is a simple markdown-like script language for generating charts from text via javascript.
theme-color#6366F1
langen
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.
Some words from the page title are not used within the pages content
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)
No Apple touch icon is specified.
A viewport "width=device-width, initial-scale=1" is provided.
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://mermaid.live/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time is excellent with 0.03 seconds.
The file size of the HTML document is fine (2 kB).

HTTP Response Header

NameValue
accept-rangesbytes
age15789
cache-controlpublic,max-age=0,must-revalidate
cache-status"Netlify Edge"; hit
content-encodinggzip
content-typetext/html; charset=UTF-8
dateTue, 05 Nov 2024 11:43:44 GMT
etag"b12e3a9aece3b6da14fee30309e7c5f1-ssl-df"
serverNetlify
strict-transport-securitymax-age=31536000
varyAccept-Encoding
x-nf-request-id01JBY26JV1WX6R56SZ6CJG23G1
content-length880
statuscode200
http_versionHTTP/2

External factors

This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 1,615 referring domains.
This page has 55,008 backlinks.
This page has backlinks from 1,047 different ip addresses.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

# https://www.robotstxt.org/robotstxt.html
User-agent: *
Disallow:

Similar sites

Search preview

mermaid.live
Online FlowChart & Diagrams Editor - Mermaid Live Editor
Simplify documentation and avoid heavy tools. Open source Visio Alternative. Commonly used for explaining your code! Mermaid is a simple markdown-like script language for generating charts from text via javascript.

Most important keywords

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

KeywordResultRecheck
Mermaid33%Check
Mermaid Live29%Check
Mermaid Live Editor23%Check
Live22%Check
Editor11%Check
Online11%Check
FlowChart11%Check
Diagrams11%Check
Open Source11%Check
Simplify11%Check
Show more keywords and terms

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