Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 94

    SEO

    Google-friendlier than
    90% of websites

datasheet.net

Datasheets & application notes - Datasheet Archive Search Engine

Page Load Speed

2.2 sec in total

First Response

149 ms

Resources Loaded

1.9 sec

Page Rendered

132 ms

datasheet.net screenshot

About Website

Welcome to datasheet.net homepage info - get ready to check Datasheet best content right away, or after learning these important things about datasheet.net

Datasheet Search Engine - 350 million electronic component datasheets from 8500 manufacturers.

Visit datasheet.net

Key Findings

We analyzed Datasheet.net page load time and found that the first response time was 149 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

datasheet.net performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

54/100

25%

SI (Speed Index)

Value4.5 s

73/100

10%

TBT (Total Blocking Time)

Value990 ms

27/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.4 s

24/100

10%

Network Requests Diagram

datasheet.net

149 ms

www.datasheet.net

240 ms

pure-min.css

514 ms

style.css

799 ms

require.js

602 ms

Our browser made a total of 9 requests to load all elements on the main page. We found that 22% of them (2 requests) were addressed to the original Datasheet.net, 67% (6 requests) were made to Datasheet-net.s3.amazonaws.com and 11% (1 request) were made to . The less responsive or slowest element that took the longest time to load (799 ms) relates to the external source Datasheet-net.s3.amazonaws.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 224.8 kB (68%)

Content Size

332.4 kB

After Optimization

107.6 kB

In fact, the total size of Datasheet.net main page is 332.4 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 10% of websites need less resources to load. Javascripts take 165.2 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 6.2 kB

  • Original 8.9 kB
  • After minification 8.8 kB
  • After compression 2.6 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 6.2 kB or 70% of the original size.

Image Optimization

-38%

Potential reduce by 8.1 kB

  • Original 21.1 kB
  • After minification 13.0 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Datasheet needs image optimization as it can save up to 8.1 kB or 38% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-67%

Potential reduce by 111.5 kB

  • Original 165.2 kB
  • After minification 164.9 kB
  • After compression 53.8 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 111.5 kB or 67% of the original size.

CSS Optimization

-72%

Potential reduce by 99.0 kB

  • Original 137.2 kB
  • After minification 134.3 kB
  • After compression 38.2 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Datasheet.net needs all CSS files to be minified and compressed as it can save up to 99.0 kB or 72% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Datasheet. According to our analytics all requests are already optimized.

Accessibility Review

datasheet.net accessibility score

92

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

<frame> or <iframe> elements do not have a title

Best Practices

datasheet.net best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

datasheet.net SEO score

94

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Datasheet.net can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Datasheet.net main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Datasheet. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: