Report Summary

  • 36

    Performance

    Renders faster than
    56% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 78

    SEO

    Google-friendlier than
    40% of websites

datasheet.support

AI Datasheet.Directory - Datasheet & Application Note

Page Load Speed

842 ms in total

First Response

131 ms

Resources Loaded

583 ms

Page Rendered

128 ms

datasheet.support screenshot

About Website

Click here to check amazing Datasheet content. Otherwise, check out these important facts you probably never knew about datasheet.support

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Key Findings

We analyzed Datasheet.support page load time and found that the first response time was 131 ms and then it took 711 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

datasheet.support performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

81/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value5.1 s

62/100

10%

TBT (Total Blocking Time)

Value1,480 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.9 s

13/100

10%

Network Requests Diagram

datasheet.support

131 ms

jquery.min.js

27 ms

bootstrap.min.css

47 ms

all.min.css

91 ms

sb-admin-pro.min.css

54 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 45% of them (22 requests) were addressed to the original Datasheet.support, 14% (7 requests) were made to Fastly.jsdelivr.net and 8% (4 requests) were made to Cdn-library-abblibrary.azureedge.net. The less responsive or slowest element that took the longest time to load (252 ms) belongs to the original domain Datasheet.support.

Page Optimization Overview & Recommendations

Page size can be reduced by 417.9 kB (53%)

Content Size

792.2 kB

After Optimization

374.3 kB

In fact, the total size of Datasheet.support main page is 792.2 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. 70% of websites need less resources to load. Javascripts take 557.5 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 25.7 kB

  • Original 32.8 kB
  • After minification 32.8 kB
  • After compression 7.1 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 25.7 kB or 78% of the original size.

Image Optimization

-26%

Potential reduce by 34.1 kB

  • Original 131.1 kB
  • After minification 97.0 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 34.1 kB or 26% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-60%

Potential reduce by 336.8 kB

  • Original 557.5 kB
  • After minification 557.5 kB
  • After compression 220.7 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 336.8 kB or 60% of the original size.

CSS Optimization

-30%

Potential reduce by 21.4 kB

  • Original 70.9 kB
  • After minification 70.9 kB
  • After compression 49.5 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.support needs all CSS files to be minified and compressed as it can save up to 21.4 kB or 30% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (46%)

Requests Now

39

After Optimization

21

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Datasheet. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

datasheet.support accessibility score

82

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

datasheet.support best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

datasheet.support SEO score

78

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Datasheet.support can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Datasheet.support main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

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: