Generated on March 07 2026 11:54 AM
Old data? UPDATE !
The score is 55/100
Title
Regular Expression Library
Length : 26
Perfect, your title contains between 10 and 70 characters.
Description
Regular Expression Library provides a searchable database of regular expressions. Users can add, edit, rate, and test regular expressions.
Length : 139
Great, your meta description contains between 70 and 160 characters.
Keywords
perl regular expression awk sed grep library regex regx regexlib asp.net asp net dotnet tutorial example test build find search
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 | 3 | 9 | 0 | 0 | 0 |
Images
We found 4 images on this web page.
1 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 : 30%
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.
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 39 links including 1 link(s) to files
| Anchor | Type | Juice |
|---|---|---|
| Home | Internal | Passing Juice |
| Search | Internal | Passing Juice |
| Regex Tester | Internal | Passing Juice |
| Browse Expressions | Internal | Passing Juice |
| Add Regex | Internal | Passing Juice |
| Login | External | Passing Juice |
| Recent Expressions | External | Passing Juice |
| Regex Cheat Sheet | Internal | Passing Juice |
| Manage My Expressions | Internal | Passing Juice |
| Contributors | Internal | Passing Juice |
| Regex Resources | Internal | Passing Juice |
| Web Services | Internal | Passing Juice |
| Advertise | External | Passing Juice |
| Contact Us | Internal | Passing Juice |
| Register | Internal | Passing Juice |
| Recent Comments | External | Passing Juice |
| Regex Forums | External | Passing Juice |
| Regex Blogs | External | Passing Juice |
| Regex Mailing List | External | Passing Juice |
| Michael Ash (55) | Internal | Passing Juice |
| Steven Smith (42) | Internal | Passing Juice |
| Matthew Harris (35) | Internal | Passing Juice |
| tedcambron (29) | Internal | Passing Juice |
| PJWhitfield (28) | Internal | Passing Juice |
| Vassilis Petroulias (26) | Internal | Passing Juice |
| Matt Brooke (22) | Internal | Passing Juice |
| Juraj Hajdúch (SK) (21) | Internal | Passing Juice |
| Mukundh (21) | Internal | Passing Juice |
| RobertKaw (19) | Internal | Passing Juice |
| All Contributors | Internal | Passing Juice |
| looking for an expression | Internal | Passing Juice |
| contribute new expressions | Internal | Passing Juice |
| View all Regular Expression resources... | Internal | Passing Juice |
| RegexAdvice.com | External | Passing Juice |
| http://regexadvice.com/blogs/ssmith/contact.aspx | External | Passing Juice |
| http://RegexAdvice.com/Forums | External | Passing Juice |
| http://RegexAdvice.com/Blogs | External | Passing Juice |
| RegexAdvice.com | External | Passing Juice |
| ASP.NET Tutorials | External | Passing Juice |
Keywords Cloud
expressions programmers pocket add recent reference regex contributors expression regular
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| regex | 14 | ![]() |
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| regular | 12 | ![]() |
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| expression | 12 | ![]() |
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| expressions | 10 | ![]() |
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| 5 | ![]() |
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Url
Domain : regexlib.com
Length : 12
Favicon
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Printability
We could not find a Print-Friendly CSS.
Language
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Dublin Core
This page does not take advantage of Dublin Core.
Doctype
XHTML 1.0 Transitional
Encoding
You have not specified the document's charset. Use this free meta tags generator to declare document's charset.
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
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Attention! Try to avoid nested tables in HTML. |
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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 Optimization
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Apple Icon |
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Meta Viewport Tag |
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Flash content |
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://regexlib.com/robots.txt
Great, your website has a robots.txt file.
Analytics
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