Website review hdfgroup.io
The HDF Group - The HDF Group - ensuring long-term access and usability of HDF data and supporting users of HDF technologies
Generated on December 21 2025 11:40 AM
Old data? UPDATE !
The score is 45/100
SEO Content
Title
The HDF Group - The HDF Group - ensuring long-term access and usability of HDF data and supporting users of HDF technologies
Length : 124
Ideally, your title should contain between 10 and 70 characters (spaces included). Use this free tool to calculate text length.
Description
Length : 0
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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 |
|---|---|
| locale | en_US |
| type | website |
| title | The HDF Group - The HDF Group - ensuring long-term access and usability of HDF data and supporting users of HDF technologies |
| description | Our non-profit mission is to ensure efficient and equitable access to science and engineering data across platforms and environments, now and forever. The HDF Group develops and maintains the feature-packed HDF5® technology suite, which is backed by complementary services. While help is available in the vast ecosystem, our experience and expertise will give you the […] |
| url | https://www.hdfgroup.org/ |
| site_name | The HDF Group - ensuring long-term access and usability of HDF data and supporting users of HDF technologies |
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 0 | 6 | 0 | 0 | 1 | 0 |
- [H2] Got HDF5?
- [H2] Follow us
- [H2] Support HDF5
- [H2] Latest Posts
- [H2] Get Started
- [H2] Connect
- [H5] Weekly HDF Clinic
Images
We found 6 images on this web page.
2 alt attributes are empty or missing. Add alternative text so that search engines can better understand the content of your images.
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
Too Bad, you have Iframes on the web pages, this mean that content in an Iframe cannot be indexed.
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 22 links including 0 link(s) to files
SEO Keywords
Keywords Cloud
skip management hdf data challenging weekly clinic learn some problems
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
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| hdf | 3 |  |
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| data | 2 | |
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| weekly | 2 | |
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| some | 2 | |
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| skip | 1 | |
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Usability
Url
Domain : hdfgroup.io
Length : 11
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. |
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Too bad, your website is using inline styles. |
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Too bad, your website has too many CSS files (more than 4). |
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Too bad, your website has too many JS files (more than 6). |
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Too bad, your website does not take 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.hdfgroup.org/sitemap_index.xml |
Robots.txt
https://hdfgroup.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
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