Tools & Wizards About Us

Report Summary

  • 72

    Performance

    Renders faster than
    82% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

diotec.com

Diotec Semiconductor Germany - Specialist for Semiconductor Solutions

Page Load Speed

2.9 sec in total

First Response

434 ms

Resources Loaded

2.2 sec

Page Rendered

202 ms

About Website

Visit diotec.com now to see the best up-to-date Diotec content for Russia and also check out these interesting facts you probably never knew about diotec.com

Diotec Semiconductor is a European semiconductor manufacturer for high quality diodes, rectifiers, transistors and MOSFETs, with worldwide factories and sales.

Visit diotec.com

Key Findings

We analyzed Diotec.com page load time and found that the first response time was 434 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

diotec.com performance score

72

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

26/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

53/100

25%

SI (Speed Index)

Value6.0 s

46/100

10%

TBT (Total Blocking Time)

Value140 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value4.3 s

85/100

10%

Network Requests Diagram

home.html

434 ms

contao.css

141 ms

cm_member.css

195 ms

article.css

189 ms

pkNoobSlide.css

209 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 88% of them (38 requests) were addressed to the original Diotec.com, 5% (2 requests) were made to Google-analytics.com and 5% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (730 ms) belongs to the original domain Diotec.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 195.7 kB (28%)

Content Size

699.9 kB

After Optimization

504.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Diotec.com main page is 699.9 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. 30% of websites need less resources to load. Images take 437.3 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 34.1 kB

  • Original 39.6 kB
  • After minification 37.4 kB
  • After compression 5.5 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 34.1 kB or 86% of the original size.

Image Optimization

-3%

Potential reduce by 11.2 kB

  • Original 437.3 kB
  • After minification 426.1 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. Diotec images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 113.7 kB

  • Original 177.4 kB
  • After minification 174.3 kB
  • After compression 63.7 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 113.7 kB or 64% of the original size.

CSS Optimization

-80%

Potential reduce by 36.7 kB

  • Original 45.6 kB
  • After minification 38.3 kB
  • After compression 9.0 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. Diotec.com needs all CSS files to be minified and compressed as it can save up to 36.7 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (53%)

Requests Now

40

After Optimization

19

  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Diotec. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

diotec.com accessibility score

86

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA input fields do not have accessible names

High

[role]s do not have all required [aria-*] attributes

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

High

Links do not have a discernible name

Best Practices

diotec.com 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

SEO Factors

diotec.com SEO score

75

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

High

Document doesn't have a valid hreflang

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

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 Diotec.com 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 Diotec.com 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 Diotec. 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: