Website review vandillen.io
Welcome to my website!
Generated on December 29 2025 13:25 PM
Old data? UPDATE !
The score is 68/100
SEO Content
Title
Welcome to my website!
Length : 22
Perfect, your title contains between 10 and 70 characters.
Description
Articles about computer programming mostly
Length : 42
Ideally, your meta description should contain between 70 and 160 characters (spaces included). Use this free tool to calculate text length.
Keywords
Very bad. We haven't found meta keywords on your page. Use this free online meta tags generator to create keywords.
Og Meta Properties
Good, your page take advantage of Og Properties.
| Property | Content |
|---|---|
| title | Zowie van Dillen blog |
| type | website |
| url | https://z.vandillen.dev |
| description | I'm Zowie van Dillen and I sometimes write articles about computer programming mostly |
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 1 | 8 | 0 | 0 | 0 | 0 |
- [H1] Zowie van Dillen
- [H2] Visualizing the floating point number line
- [H2] Half-edges for triangle meshes
- [H2] New blog site!
- [H2] Unix time is bad and needs replacement, not UTC
- [H2] Ordinary Petri-nets can be used to compute anything a computer can compute
- [H2] Boolean pairs: Simulating Boolean algebra with Petri-nets
- [H2] A C++ codestyle for if you don't like the looks of C++
- [H2] Slicing 4D raytracer
Images
We found 0 images on this web page.
Good, most or all of your images have alt attributes.
Text/HTML Ratio
Ratio : 49%
Ideal! This page's ratio of text to HTML code is between 25 and 70 percent.
Flash
Perfect, no Flash content has been detected on this page.
Iframe
Great, there are no Iframes detected on this page.
SEO Links
URL Rewrite
Good. Your links looks friendly!
Underscores in the URLs
Perfect! No underscores detected in your URLs.
SEO Keywords
Keywords Cloud
mainly time boolean discussing petri-nets article made raytracer march half-edges
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| petri-nets | 6 |  |
|
|
 |
| article | 5 | |
|
|
|
| boolean | 4 | |
|
|
|
| time | 4 | |
|
|
|
| march | 3 | |
|
|
|
Usability
Url
Domain : vandillen.io
Length : 12
Favicon
Great, your website has a favicon.
Printability
We could not find a Print-Friendly CSS.
Language
Good. Your declared language is en.
Dublin Core
This page does not take advantage of Dublin Core.
Document
Doctype
HTML 5
Encoding
Perfect. Your declared charset is UTF-8.
W3C Validity
Errors : 0
Warnings : 0
Email Privacy
Great no email address has been found in plain text!
Deprecated HTML
Great! We haven't found deprecated HTML tags in your HTML.
Speed Tips
|
Excellent, your website doesn't use nested tables. |
|
Perfect. No inline css has been found in HTML tags! |
|
Great, your website has few CSS files. |
|
Perfect, your website has few JavaScript files. |
|
Perfect, your website takes advantage of gzip. |
Mobile
Mobile Optimization
|
Apple Icon |
|
Meta Viewport Tag |
|
Flash content |
Optimization
XML Sitemap
Great, your website has an XML sitemap.
| https://z.vandillen.dev/ |
Robots.txt
https://vandillen.io/robots.txt
Great, your website has a robots.txt file.
Analytics
Missing
We didn't detect an analytics tool installed on this website.
Web analytics let you measure visitor activity on your website. You should have at least one analytics tool installed, but It can also be good to install a second in order to cross-check the data.
PageSpeed Insights
Device
Categories
Free SEO Testing Tool
Free SEO Testing Tool is a free SEO tool which provides you content analysis of the website.