Website review sixclasses.org
Home - SixClasses.org
Generated on May 03 2026 10:54 AM
Old data? UPDATE !
The score is 54/100
SEO Content
Title
Home - SixClasses.org
Length : 21
Perfect, your title contains between 10 and 70 characters.
Description
Welcome to the Six Classes: understand chemicals of concern and avoid their use Products we use every day can contain chemicals that may be harming our health. Many of these chemicals of concern can be grouped into “Six Classes”, each containing similar substances. The Six Classes approach allows us to better understand these families
Length : 342
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Keywords
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Og Meta Properties
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| Property | Content |
|---|---|
| locale | en_US |
| type | website |
| title | Home - SixClasses.org |
| url | https://www.sixclasses.org/ |
| site_name | SixClasses.org |
| image | https://www.sixclasses.org/wp-content/uploads/2017/06/SIXCLASSES_LOGO_1x.png |
| description | Welcome to the Six Classes: understand chemicals of concern and avoid their use Products we use every day can contain chemicals that may be harming our health. Many of these chemicals of concern can be grouped into “Six Classes”, each containing similar substances. The Six Classes approach allows us to better understand these families |
| image:width | 333 |
| image:height | 66 |
| image:type | image/png |
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 0 | 9 | 0 | 7 | 0 | 0 |
- [H2] Welcome to the Six Classes: understand chemicals of concern and avoid their use
- [H2] 1 – PFAS
- [H2] 2 – Antimicrobials
- [H2] 3 – Flame Retardants
- [H2] 4 – Bisphenols + Phthalates
- [H2] 5 – Some Solvents
- [H2] 6 – Certain Metals
- [H2] Who We Are
- [H2] Sign Up for our Newsletter!
- [H4] Testimonial from IKEA
- [H4] SixClasses.org
- [H4] About This Site
- [H4] Subscribe to Green Science Policy Newsletters
- [H4] Search
- [H4] Contact Info
- [H4] Get Social
Images
We found 4 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
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Underscores in the URLs
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In-page links
We found a total of 15 links including 0 link(s) to files
| Anchor | Type | Juice |
|---|---|---|
| Skip to content | Internal | Passing Juice |
| - | Internal | Passing Juice |
| Allysona | Internal | Passing Juice |
| Green Science Policy Institute | External | Passing Juice |
| Newsletter | Internal | Passing Juice |
| Home | Internal | Passing Juice |
| SIX CLASSES | Internal | Passing Juice |
| Use It | Internal | Passing Juice |
| About | Internal | Passing Juice |
| FAQ | Internal | Passing Juice |
| Contact | Internal | Passing Juice |
| Donate | Internal | Passing Juice |
| - | External | Passing Juice |
| - | External | Passing Juice |
| - | External | Passing Juice |
SEO Keywords
Keywords Cloud
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|
Usability
Url
Domain : sixclasses.org
Length : 14
Favicon
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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. |
 |
Too bad, your website is using inline styles. |
|
Great, your website has few CSS files. |
|
Too bad, your website has too many JS files (more than 6). |
|
Perfect, your website takes advantage of gzip. |
Mobile
Mobile Optimization
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Apple Icon |
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Meta Viewport Tag |
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Flash content |
Optimization
XML Sitemap
Great, your website has an XML sitemap.
| https://www.sixclasses.org/sitemap_index.xml |
Robots.txt
https://sixclasses.org/robots.txt
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Analytics
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Google Analytics |
PageSpeed Insights
Device
Categories
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