Tools & Wizards About Us
tw-steel.nl screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

tw-steel.nl

TW-STEEL horloges - Morgen in huis

Page Load Speed

3.3 sec in total

First Response

366 ms

Resources Loaded

2.8 sec

Page Rendered

201 ms

tw-steel.nl screenshot

About Website

Welcome to tw-steel.nl homepage info - get ready to check TW STEEL best content right away, or after learning these important things about tw-steel.nl

TW Steel Horloges bestellen? Bestel online of kom naar ons Experience Center in Zenderen. Voelen, passen en direct meenemen officieel TW-STEEL dealer Check onze 2020 collectie

Visit tw-steel.nl

Key Findings

We analyzed Tw-steel.nl page load time and found that the first response time was 366 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

tw-steel.nl performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

14/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

21/100

25%

SI (Speed Index)

Value6.0 s

46/100

10%

TBT (Total Blocking Time)

Value710 ms

42/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value10.7 s

22/100

10%

Network Requests Diagram

tw-steel.nl

366 ms

632 ms

GetCss

921 ms

profitmetrics.min.js

582 ms

core.js

774 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Tw-steel.nl, 39% (15 requests) were made to Cdn.nextchapter-ecommerce.com and 18% (7 requests) were made to Static.nextchapter-ecommerce.com. The less responsive or slowest element that took the longest time to load (921 ms) relates to the external source Cdn.nextchapter-ecommerce.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 273.0 kB (52%)

Content Size

521.9 kB

After Optimization

248.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tw-steel.nl main page is 521.9 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. 40% of websites need less resources to load. HTML takes 293.5 kB which makes up the majority of the site volume.

HTML Optimization

-93%

Potential reduce by 272.1 kB

  • Original 293.5 kB
  • After minification 159.6 kB
  • After compression 21.4 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. This page needs HTML code to be minified as it can gain 133.9 kB, which is 46% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 272.1 kB or 93% of the original size.

Image Optimization

-8%

Potential reduce by 389 B

  • Original 4.6 kB
  • After minification 4.2 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. TW STEEL images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 415 B

  • Original 223.4 kB
  • After minification 223.4 kB
  • After compression 223.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-11%

Potential reduce by 50 B

  • Original 451 B
  • After minification 451 B
  • After compression 401 B

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. Tw-steel.nl needs all CSS files to be minified and compressed as it can save up to 50 B or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (33%)

Requests Now

30

After Optimization

20

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TW STEEL. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

tw-steel.nl

tw-steel.nl

366 ms

632 ms

GetCss

GetCss

921 ms

profitmetrics.min.js

profitmetrics.min.js

582 ms

core.js

core.js

774 ms

mobile.min.js

mobile.min.js

494 ms

mobilec.min.js

mobilec.min.js

495 ms

facebook.min.js

facebook.min.js

503 ms

search.min.js

search.min.js

504 ms

category.js

category.js

581 ms

conversion_async.js

conversion_async.js

33 ms

variables.components.css

variables.components.css

94 ms

css2

css2

33 ms

gtm.js

gtm.js

216 ms

35960.html

35960.html

417 ms

spacer.gif

spacer.gif

408 ms

loader.gif

loader.gif

196 ms

logo.svg

logo.svg

288 ms

icon-search.svg

icon-search.svg

384 ms

icon-cart.svg

icon-cart.svg

479 ms

icon-home.svg

icon-home.svg

530 ms

usp-fast-delivery.svg

usp-fast-delivery.svg

534 ms

usp-free-delivery.svg

usp-free-delivery.svg

543 ms

usp-30days.svg

usp-30days.svg

555 ms

usp-service.svg

usp-service.svg

575 ms

usp-location.svg

usp-location.svg

577 ms

icon-contact.svg

icon-contact.svg

624 ms

logo-footer.svg

logo-footer.svg

631 ms

fbevents.js

fbevents.js

22 ms

KFOmCnqEu92Fr1Me5Q.ttf

KFOmCnqEu92Fr1Me5Q.ttf

42 ms

KFOlCnqEu92Fr1MmEU9vAw.ttf

KFOlCnqEu92Fr1MmEU9vAw.ttf

49 ms

KFOlCnqEu92Fr1MmSU5vAw.ttf

KFOlCnqEu92Fr1MmSU5vAw.ttf

66 ms

KFOlCnqEu92Fr1MmWUlvAw.ttf

KFOlCnqEu92Fr1MmWUlvAw.ttf

66 ms

KFOlCnqEu92Fr1MmYUtvAw.ttf

KFOlCnqEu92Fr1MmYUtvAw.ttf

66 ms

fontello.woff

fontello.woff

627 ms

jquery-1.4.2.min.js

jquery-1.4.2.min.js

272 ms

6.png

6.png

97 ms

spacer.gif

spacer.gif

106 ms

Accessibility Review

tw-steel.nl accessibility score

72

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

Image elements do not have [alt] attributes

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

tw-steel.nl best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

tw-steel.nl SEO score

86

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

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tw-steel.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that Tw-steel.nl 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

tw-steel.nl

Open Graph data is detected on the main page of TW STEEL. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: