Grasmo.de - SEO Checker

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Overview of the SEO Check
Meta information
77% 
Page quality
87% 
Page structure
45% 
Link structure
0% 
Server
86% 
External factors
57% 
SEO Score
Response time
0.34 s
File size
42.10 kB
Words
1532
Media files
14
Number of links
1 internal / 123 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
numb3r23 | 'bout coding grafx & more
The length of the page title is perfect. (336 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)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en-us
Server location: United States of America
The following language is defined by HTML: en-us
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)
No favicon is linked in the HTML code.

Meta tags

NameValue
viewportwidth=device-width
generatorWordPress 4.0.38
langen-us
charsetUTF-8

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Page quality

Content
(Critically important)
These Typos were found:
  • usefull => useful
This page contains 1532 words. That's ok.
36.6% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
The page contains a listing, which indicates a good text layout.
24 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 22.05 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
This page loads 7 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 31 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)
This page uses Google authorship information without an image.
HTTPS
(Somewhat important)
The HTTPS protocol for secure data transmission is not used.

Media list

URLAlt attributeTitle
...wp-content/uploads/2015/08/portalSDF.png2D portal, composed of 2D distance field functions
...8-18-00.07.25-e1439853219485-300x297.pngDistance Field Diamond
...15/08/Screenshot-2015-08-18-00.07.54.pngDiamond Step Function
...15/08/Screenshot-2015-08-18-00.10.43.pngy = smoothstep(0.3, 0.7, x)
...15/08/Screenshot-2015-08-18-00.08.26.pngDiamond Smoothstep
...15/08/Screenshot-2015-08-05-00.55.35.pngScreenshot 2015-08-05 00.55.35
...ot-2013-05-21-at-2.25.07-AM-1024x617.pngWebGL-Paccer
...reen-Shot-2013-05-17-at-7.03-300x184.pngScreen Shot 2013-05-17 at 7.03
...reen-Shot-2013-05-17-at-7.07-300x184.pngScreen Shot 2013-05-17 at 7.07
...reen-Shot-2013-05-17-at-7.04-300x184.pngScreen Shot 2013-05-17 at 7.04
...reen-Shot-2013-05-17-at-7.06-300x184.pngScreen Shot 2013-05-17 at 7.06
...ntent/uploads/2013/04/bubble-300x261.pngTwo-sided soap bubble thin-film interference
Video URLWidthHeight
...ube.com/embed/sXLLn-gsqPk?feature=oembed625352

Page structure

H1 heading
(Critically important)
numb3r23
Too many H1 headings
The H1 heading consists of only one word. There should be more information given.
The H1 heading is too short (8 characters). It should be at least 20 Characters long.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 numb3r23
H1 Presentation: Distance fields
H1 Using fwidth for distance based anti-aliasing
H1 Modified lambert in webgl
H1 Choosing an OSS license…
H1 python tidbit – want to easy print an instance?
H1 WebGL-Paccer (more three.js)
H1 WebGL: three.js & dat.gui.js
H1 Github: GLSL shader library
H1 Github: OpenGL 3.2 core Render-library [cpp]
H1 Video: Spectral rendering on the GPU – soap bubble!
H2 'bout coding grafx & more
H3 Post navigation
H3 Recent Posts
H3 Archives
H3 Categories
H3 Links
H3 Meta
This page seems to be an entry page, because only very few links were found.
Every linktext is unique.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are too many external links (123) on this page.

Found links on this page

LinkAttributesAnchor text
http://www.numb3r23.net/External Subdomain numb3r23
A-TITLE numb3r23
http://grasmo.de/Anchor Skip to content
A-TITLE Skip to content
http://www.numb3r23.net/External Subdomain Home
http://www.numb3r23.net/webgl/External Subdomain webgl
http://www.numb3r23.net/impres...External Subdomain Impressum
http://www.numb3r23.net/2015/1...External Subdomain Presentation: Distance fields
http://www.numb3r23.net/2015/1...External Subdomain Anchor Leave a reply
A-TITLE Comment on Presentation: Distance fields
http://numb3r23.github.io/cgTa...New window External Subdomain numb3r23.github.io/cgTalk/04_distancefields.html
A-TITLE http://numb3r23.github.io/cgTalk/04_distancefields.html
http://www.numb3r23.net/catego...External Subdomain Coding
http://www.numb3r23.net/catego...External Subdomain OpenGL
http://www.numb3r23.net/catego...External Subdomain Tutorial
http://www.numb3r23.net/catego...External Subdomain WebGL
http://www.numb3r23.net/2015/1...External Subdomain October 27, 2015
A-TITLE 12:22 am
http://www.numb3r23.net/author...External Subdomain Text duplicate numb3r23
A-TITLE View all posts by numb3r23
http://www.numb3r23.net/2015/0...External Subdomain Using fwidth for distance based anti-aliasing
http://www.numb3r23.net/2015/0...External Subdomain Anchor Text duplicate Leave a reply
A-TITLE Comment on Using fwidth for distance based anti-aliasing
http://www.numb3r23.net/wp-con...External Subdomain IMG-ALT 2D portal, composed of 2D distance field functions
http://www.numb3r23.net/wp-con...External Subdomain IMG-ALT Distance Field Diamond
http://www.numb3r23.net/wp-con...External Subdomain IMG-ALT Diamond Step Function
http://www.numb3r23.net/wp-con...External Subdomain IMG-ALT y = smoothstep(0.3, 0.7, x)
http://www.numb3r23.net/wp-con...External Subdomain IMG-ALT Diamond Smoothstep
http://www.numb3r23.net/catego...External Subdomain Text duplicate OpenGL
http://www.numb3r23.net/catego...External Subdomain Text duplicate Tutorial
http://www.numb3r23.net/2015/0...External Subdomain August 17, 2015
A-TITLE 11:20 pm
http://www.numb3r23.net/author...External Subdomain Text duplicate numb3r23
A-TITLE View all posts by numb3r23
http://www.numb3r23.net/2015/0...External Subdomain Modified lambert in webgl
http://www.numb3r23.net/2015/0...External Subdomain Anchor Text duplicate Leave a reply
A-TITLE Comment on Modified lambert in webgl
http://numb3r23.github.io/GLSL...External Subdomain IMG-ALT Screenshot 2015-08-05 00.55.35
http://numb3r23.github.io/GLSL...New window External Subdomain URL anchor text
http://numb3r23.github.io/GLSLShaderLib/examples/webgl/ModifiedLambert.html
http://www.numb3r23.net/catego...External Subdomain Github
http://www.numb3r23.net/catego...External Subdomain NPR
http://www.numb3r23.net/catego...External Subdomain Text duplicate OpenGL
http://www.numb3r23.net/catego...External Subdomain Uncategorized
http://www.numb3r23.net/catego...External Subdomain Text duplicate WebGL
http://www.numb3r23.net/2015/0...External Subdomain August 4, 2015
A-TITLE 6:13 pm
http://www.numb3r23.net/author...External Subdomain Text duplicate numb3r23
A-TITLE View all posts by numb3r23
http://www.numb3r23.net/2014/0...External Subdomain Choosing an OSS license…
http://www.numb3r23.net/2014/0...External Subdomain Anchor Text duplicate Leave a reply
A-TITLE Comment on Choosing an OSS license…
http://choosealicense.com/External URL anchor text
http://choosealicense.com/
A-TITLE http://choosealicense.com/
http://www.numb3r23.net/catego...External Subdomain Text duplicate Coding
http://www.numb3r23.net/catego...External Subdomain Text duplicate Github
http://www.numb3r23.net/2014/0...External Subdomain September 21, 2014
A-TITLE 12:05 am
http://www.numb3r23.net/author...External Subdomain Text duplicate numb3r23
A-TITLE View all posts by numb3r23
http://www.numb3r23.net/2014/0...External Subdomain python tidbit – want to easy print an instance?
http://www.numb3r23.net/2014/0...External Subdomain Anchor Text duplicate Leave a reply
A-TITLE Comment on python tidbit – want to easy print an instance?
http://www.numb3r23.net/catego...External Subdomain Text duplicate Coding
http://www.numb3r23.net/2014/0...External Subdomain August 13, 2014
A-TITLE 8:42 am
http://www.numb3r23.net/author...External Subdomain Text duplicate numb3r23
A-TITLE View all posts by numb3r23
http://www.numb3r23.net/2013/0...External Subdomain WebGL-Paccer (more three.js)
http://www.numb3r23.net/2013/0...External Subdomain Anchor Text duplicate Leave a reply
A-TITLE Comment on WebGL-Paccer (more three.js)
http://www.numb3r23.net/webGLe...New window External Subdomain IMG-ALT WebGL-Paccer
http://www.numb3r23.net/webGLe...New window External Subdomain URL anchor text
http://www.numb3r23.net/webGLex/paccer
http://www.numb3r23.net/catego...External Subdomain Text duplicate OpenGL
http://www.numb3r23.net/catego...External Subdomain Text duplicate WebGL
http://www.numb3r23.net/2013/0...External Subdomain May 21, 2013
A-TITLE 12:52 am
http://www.numb3r23.net/author...External Subdomain Text duplicate numb3r23
A-TITLE View all posts by numb3r23
http://www.numb3r23.net/2013/0...External Subdomain WebGL: three.js & dat.gui.js
http://www.numb3r23.net/2013/0...External Subdomain Anchor Text duplicate Leave a reply
A-TITLE Comment on WebGL: three.js & dat.gui.js
http://www.numb3r23.net/webGLe...New window External Subdomain URL anchor text
http://numb3r23.net/webgl/vertexAndImages
http://www.numb3r23.net/catego...External Subdomain Text duplicate OpenGL
http://www.numb3r23.net/catego...External Subdomain Text duplicate WebGL
http://www.numb3r23.net/2013/0...External Subdomain May 17, 2013
A-TITLE 5:38 pm
http://www.numb3r23.net/author...External Subdomain Text duplicate numb3r23
A-TITLE View all posts by numb3r23
http://www.numb3r23.net/2013/0...External Subdomain Github: GLSL shader library
http://www.numb3r23.net/2013/0...External Subdomain Anchor 1 Reply
A-TITLE Comment on Github: GLSL shader library
https://github.com/numb3r23/GL...External URL anchor text
https://github.com/numb3r23/GLSLShaderLib
A-TITLE GLSL Shader Lib
http://www.numb3r23.net/catego...External Subdomain Text duplicate Github
http://www.numb3r23.net/catego...External Subdomain Text duplicate OpenGL
http://www.numb3r23.net/2013/0...External Subdomain Text duplicate May 17, 2013
A-TITLE 1:48 pm
http://www.numb3r23.net/author...External Subdomain Text duplicate numb3r23
A-TITLE View all posts by numb3r23
http://www.numb3r23.net/2013/0...External Subdomain Github: OpenGL 3.2 core Render-library [cpp]
http://www.numb3r23.net/2013/0...External Subdomain Anchor Text duplicate Leave a reply
A-TITLE Comment on Github: OpenGL 3.2 core Render-library [cpp]
https://github.com/numb3r23/Sc...External URL anchor text
https://github.com/numb3r23/ScIll-library
A-TITLE SciIllLib
http://www.numb3r23.net/catego...External Subdomain Text duplicate Github
http://www.numb3r23.net/catego...External Subdomain Text duplicate OpenGL
http://www.numb3r23.net/2013/0...External Subdomain Text duplicate May 17, 2013
A-TITLE 1:30 pm
http://www.numb3r23.net/author...External Subdomain Text duplicate numb3r23
A-TITLE View all posts by numb3r23
http://www.numb3r23.net/2013/0...External Subdomain Video: Spectral rendering on the GPU – soap bubble!
http://www.numb3r23.net/2013/0...External Subdomain Anchor Text duplicate Leave a reply
A-TITLE Comment on Video: Spectral rendering on the GPU – soap bubble!
http://www.numb3r23.net/wp-con...External Subdomain IMG-ALT Two-sided soap bubble thin-film interference
http://twitter.com/_humus_New window External Emil Persson
A-TITLE Emil Persson
http://www.humus.name/index.ph...New window External Subdomain humus’s textures
A-TITLE humus cube maps
http://www.ir-ltd.net/infinite...External Subdomain © I-R Entertainment Ltd.
https://twitter.com/morgan3dNew window External Morgan McGuire
A-TITLE Morgan McGuire
http://graphics.cs.williams.ed...New window External Subdomain Graphics Data
A-TITLE McGuire's Graphics Data
http://www.numb3r23.net/catego...External Subdomain Physically Based Rendering
http://www.numb3r23.net/catego...External Subdomain Research
http://www.numb3r23.net/2013/0...External Subdomain April 3, 2013
A-TITLE 9:55 am
http://www.numb3r23.net/author...External Subdomain Text duplicate numb3r23
A-TITLE View all posts by numb3r23
http://www.numb3r23.net/page/2/External Subdomain ← Older posts
http://www.numb3r23.net/2015/1...External Subdomain Text duplicate Presentation: Distance fields
http://www.numb3r23.net/2015/0...External Subdomain Text duplicate Using fwidth for distance based anti-aliasing
http://www.numb3r23.net/2015/0...External Subdomain Text duplicate Modified lambert in webgl
http://www.numb3r23.net/2014/0...External Subdomain Text duplicate Choosing an OSS license…
http://www.numb3r23.net/2014/0...External Subdomain Text duplicate python tidbit – want to easy print an instance?
http://www.numb3r23.net/2015/10/External Subdomain October 2015
http://www.numb3r23.net/2015/08/External Subdomain August 2015
http://www.numb3r23.net/2014/09/External Subdomain September 2014
http://www.numb3r23.net/2014/08/External Subdomain August 2014
http://www.numb3r23.net/2013/05/External Subdomain May 2013
http://www.numb3r23.net/2013/04/External Subdomain April 2013
http://www.numb3r23.net/2013/03/External Subdomain March 2013
http://www.numb3r23.net/2012/12/External Subdomain December 2012
http://www.numb3r23.net/2012/11/External Subdomain November 2012
http://www.numb3r23.net/2012/02/External Subdomain February 2012
http://www.numb3r23.net/catego...External Subdomain Text duplicate Coding
http://www.numb3r23.net/catego...External Subdomain Text duplicate Github
http://www.numb3r23.net/catego...External Subdomain Text duplicate OpenGL
http://www.numb3r23.net/catego...External Subdomain Text duplicate WebGL
http://www.numb3r23.net/catego...External Subdomain Publication
http://www.numb3r23.net/catego...External Subdomain Text duplicate Research
http://www.numb3r23.net/catego...External Subdomain Text duplicate NPR
http://www.numb3r23.net/catego...External Subdomain Text duplicate Physically Based Rendering
http://www.numb3r23.net/catego...External Subdomain Surface Reconstruction
http://www.numb3r23.net/catego...External Subdomain Theory
http://www.numb3r23.net/catego...External Subdomain Text duplicate Tutorial
http://www.numb3r23.net/catego...External Subdomain Text duplicate Uncategorized
http://www.gdv.cs.uni-frankfur...New window External Subdomain Research: NPR
http://www.gdv.informatik.uni-...External Subdomain Research: Physically based
http://www.numb3r23.net/wp-log...External Subdomain Log in
http://www.numb3r23.net/feed/External Subdomain Entries RSS
http://www.numb3r23.net/commen...External Subdomain Comments RSS
https://wordpress.org/External WordPress.org
A-TITLE Powered by WordPress, state-of-the-art semantic personal publishing platform.
http://wordpress.org/External Proudly powered by WordPress
A-TITLE Semantic Personal Publishing Platform

Server configuration

HTTP redirects
(Critically important)
The checked page does not redirect to another URL.
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
This page loads 5 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 0.34 seconds.
The file size of the HTML document is fine (42 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=UTF-8
transfer-encodingchunked
connectionkeep-alive
keep-alivetimeout=15
dateWed, 26 Jun 2024 11:45:46 GMT
serverApache
x-pingbackhttp://www.numb3r23.net/xmlrpc.php
content-encodinggzip
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This page has only a few links from other websites.
This page only has backlinks from 15 referring domains.
This page only has 86 backlinks.
This page only has few backlinks from 14 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 0 shares and comments on Facebook.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow: /wp-admin/

Similar sites

Search preview

Most important keywords

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

KeywordResultRecheck
numb3r2368%Check
coding50%Check
bout50%Check
grafx50%Check
coding grafx50%Check
Distance49%Check
distance field48%Check
github47%Check
Distance fields47%Check
field45%Check
Show more keywords and terms

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