Website review w3id.org
w3id.org - Permanent Identifiers for the Web
Generated on March 05 2026 21:17 PM
Old data? UPDATE !
The score is 53/100
SEO Content
Title
w3id.org - Permanent Identifiers for the Web
Length : 44
Perfect, your title contains between 10 and 70 characters.
Description
Secure, permanent URLs for your Web application that will stand the test of time.
Length : 81
Great, your meta description contains between 70 and 160 characters.
Keywords
W3ID, PURL, permanent identifier, perma-id, URL, w3id.org, persistent uniform resource locator
Good, your page contains meta keywords.
Og Meta Properties
This page does not take advantage of Og Properties. This tags allows social crawler's better structurize your page. Use this free og properties generator to create them.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 1 | 1 | 6 | 3 | 0 | 0 |
- [H1] Permanent Identifiers for the Web
- [H2] Creating a New Identifier
- [H3] Purpose
- [H3] Management
- [H3] System Operations
- [H3] Naming Policy
- [H3] W3ID Community
- [H3] Disclaimer
- [H4] Content
- [H4] Joining the Management consortium
- [H4] Suitable PR content
Images
We found 0 images on this web page.
Good, most or all of your images have alt attributes.
Text/HTML Ratio
Ratio : 0%
This page's ratio of text to HTML code is below 15 percent, this means that your website probably needs more text content.
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.
In-page links
We found a total of 25 links including 0 link(s) to files
| Anchor | Type | Juice |
|---|---|---|
| Purpose | Internal | Passing Juice |
| Management | Internal | Passing Juice |
| System Operations | Internal | Passing Juice |
| Naming Policy | Internal | Passing Juice |
| W3ID Community | Internal | Passing Juice |
| Disclaimer | Internal | Passing Juice |
| URL | External | Passing Juice |
| W3C Permanent Identifier Community Group | External | Passing Juice |
| Linked Data | External | Passing Juice |
| switchboard | External | Passing Juice |
| Digital Bazaar | External | Passing Juice |
| 3 Round Stones | External | Passing Juice |
| OpenLink Software | External | Passing Juice |
| Applied Testing and Technology | External | Passing Juice |
| Openspring | External | Passing Juice |
| Bosatsu Consulting | External | Passing Juice |
| SURROUND Australia | External | Passing Juice |
| GitHub Issue Tracker | External | Passing Juice |
| w3id.org/examples | External | Passing Juice |
| Git | External | Passing Juice |
| GitHub | External | Passing Juice |
| Forking a Repository | External | Passing Juice |
| Creating a Pull Request across Forks | External | Passing Juice |
| How to Squash Commits in Git | External | Passing Juice |
| public-perma-id@w3.org | External | Passing Juice |
SEO Keywords
Keywords Cloud
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|
Usability
Url
Domain : w3id.org
Length : 8
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
Warning! At least one email address has been found in the plain text. Use free antispam protector to hide email from spammers.
Deprecated HTML
Great! We haven't found deprecated HTML tags in your HTML.
Speed Tips
 |
Excellent, your website doesn't use nested tables. |
 |
Too bad, your website is using inline styles. |
|
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
Missing
Your website does not have an XML sitemap - this can be problematic.
A sitemap lists URLs that are available for crawling and can include additional information like your site's latest updates, frequency of changes and importance of the URLs. This allows search engines to crawl the site more intelligently.
Robots.txt
https://w3id.org/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.