Website Review: spark.apache.org
Generated on October 31 2022 11:09 AM
Old data? UPDATE !
The score is 65/100
SEO Content
Title
Apache Spark™ - Unified Engine for large-scale data analytics
Length : 61
Great, your title tag's length is between 40 and 70 characters. Title tag length between 50 and 70 characters is optimal for SEO.
Description
Apache Spark is a multi-language engine for executing data engineering, data science, and machine learning on single-node machines or clusters.
Length : 143
Great, your meta description tag's length is between 90 and 160 characters. A description tag of 155 to 160 characters is optimal.
Keywords
Not good (but low priority). We haven't found a meta keywords tag on your page. Use this free online meta tags generator to create a keywords tag.
Og Meta Properties
This page does not take advantage of Open Graph 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 | 0 | 0 | 0 | 0 |
- [H1] Unified engine for large-scale data analytics
- [H2] What is Apache Spark™?
Images
We found 34 images on this web page.
24 image alt attributes were missing. Please add alt text to all images to help search engines better understand the content of your images.
Text/HTML Ratio
Ratio : 34%
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
Awesome, there are no Iframes found on this page.
SEO Links
URL Rewrite
Good. Your links look SEO friendly and are easy to crawl!
Underscores in the URLs
Great! No underscores found in your URLs.
In-page links
We found a total of 34 links including 0 link(s) to files
| Anchor | Type | Juice |
|---|---|---|
| Download | Internal | Passing Juice |
| Libraries | Internal | Passing Juice |
| SQL and DataFrames | Internal | Passing Juice |
| Spark Streaming | Internal | Passing Juice |
| MLlib (machine learning) | Internal | Passing Juice |
| GraphX (graph) | Internal | Passing Juice |
| Third-Party Projects | Internal | Passing Juice |
| Latest Release (Spark 3.3.1) | Internal | Passing Juice |
| Older Versions and Other Resources | Internal | Passing Juice |
| Frequently Asked Questions | Internal | Passing Juice |
| Examples | Internal | Passing Juice |
| Mailing Lists & Resources | Internal | Passing Juice |
| Contributing to Spark | Internal | Passing Juice |
| Improvement Proposals (SPIP) | Internal | Passing Juice |
| Issue Tracker | External | Passing Juice |
| Powered By | Internal | Passing Juice |
| Project Committers | Internal | Passing Juice |
| Project History | Internal | Passing Juice |
| Privacy Policy | External | Passing Juice |
| Useful Developer Tools | Internal | Passing Juice |
| Versioning Policy | Internal | Passing Juice |
| Release Process | Internal | Passing Juice |
| Security | Internal | Passing Juice |
| Apache Homepage | External | Passing Juice |
| License | External | Passing Juice |
| Sponsorship | External | Passing Juice |
| Thanks | External | Passing Juice |
| Security | External | Passing Juice |
| Event | External | Passing Juice |
| Get Started | Internal | Passing Juice |
| Adaptive Query Execution | Internal | Passing Juice |
| Support for ANSI SQL | Internal | Passing Juice |
| Structured and unstructured data | Internal | Passing Juice |
| trademarks | Internal | Passing Juice |
SEO Keywords
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| spark | 22 |  |
 |
|
|
| data | 18 | |
|
|
|
| apache | 16 | |
|
|
|
| sql | 12 | |
|
|
|
| select | 7 | |
|
|
|
Usability
Url
Domain : spark.apache.org
Length : 16
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
Great. Your declared charset is UTF-8.
W3C Validity
Errors : 27
Warnings : 7
Email Privacy
Warning! At least one email address has been found in plain text. Consider using an image or a form 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. |
|
Not great, your website is using inline styles. This is not optimal. |
|
Great, your website has few CSS files. |
|
Perfect, your website has few JavaScript files. |
|
Awesome, your website takes advantage of GZIP compression for SEO optimization. |
Mobile
Mobile Optimization
|
Apple Icon |
|
Meta Viewport Tag |
|
Flash content |
Optimization
XML Sitemap
Great, your website has an XML sitemap.
| https://spark.apache.org/sitemap.xml |
Robots.txt
http://spark.apache.org/robots.txt
Great, your website has a robots.txt file.
Analytics
Missing
Unverified
PageSpeed Insights
Device
Categories
Website Review
Website Review is a free SEO site review and rating tool. Get a free review of your site and see areas that may need optimization.