Website review cellosaurus.org
Cellosaurus - Cell line encyclopedia
Generated on March 17 2026 23:45 PM
Old data? UPDATE !
The score is 57/100
SEO Content
Title
Cellosaurus - Cell line encyclopedia
Length : 36
Perfect, your title contains between 10 and 70 characters.
Description
Cellosaurus, a cell line database, cell line catalogue, cell line ontology
Length : 74
Great, your meta description contains between 70 and 160 characters.
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
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 | 0 | 0 | 0 | 0 | 0 |
- [H1] Cellosaurus - the reference resource on cell lines
Images
We found 13 images on this web page.
Good, most or all of your images have alt attributes.
Text/HTML Ratio
Ratio : 21%
Good, this page's ratio of text to HTML code is higher than 15, but lower than 25 percent.
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
We have detected underscores in your URLs. You should rather use hyphens to optimize your SEO.
In-page links
We found a total of 25 links including 1 link(s) to files
SEO Keywords
Keywords Cloud
relevant resources download lines cell release line browse cellosaurus group
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| cellosaurus | 7 |  |
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| cell | 7 | |
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| browse | 4 | |
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| lines | 4 | |
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| line | 3 | |
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Usability
Url
Domain : cellosaurus.org
Length : 15
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 ISO-8859-1.
W3C Validity
Errors : 0
Warnings : 0
Email Privacy
Great no email address has been found in plain text!
Deprecated HTML
| Deprecated tags | Occurrences |
|---|---|
| <center> | 3 |
Deprecated HTML tags are HTML tags that are no longer used. It is recommended that you remove or replace these HTML tags because they are now obsolete.
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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Great, your website has few CSS files. |
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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
|
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.cellosaurus.org/sitemap.txt |
Robots.txt
https://cellosaurus.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.