Tools & Wizards About Us
deltapompen.com screenshot

Report Summary

  • 71

    Performance

    Renders faster than
    81% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

deltapompen.com

Delta Pompen B.V.

Page Load Speed

3.5 sec in total

First Response

665 ms

Resources Loaded

2.5 sec

Page Rendered

378 ms

deltapompen.com screenshot

About Website

Visit deltapompen.com now to see the best up-to-date Delta Pompen content and also check out these interesting facts you probably never knew about deltapompen.com

Delta Pompen BV heeft jarenlang ervaring op het gebied van pompen voor diverse industrieën, met centrifugaal pompen als specialisme.

Visit deltapompen.com

Key Findings

We analyzed Deltapompen.com page load time and found that the first response time was 665 ms and then it took 2.8 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

deltapompen.com performance score

71

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

69/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

65/100

25%

SI (Speed Index)

Value3.9 s

82/100

10%

TBT (Total Blocking Time)

Value240 ms

85/100

30%

CLS (Cumulative Layout Shift)

Value0.274

44/100

15%

TTI (Time to Interactive)

Value5.4 s

72/100

10%

Network Requests Diagram

deltapompen.com

665 ms

wpstyles.css

239 ms

jquery.js

578 ms

jquery.event.move.js

252 ms

jquery.event.swipe.js

236 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 96% of them (45 requests) were addressed to the original Deltapompen.com, 4% (2 requests) were made to Serifwebresources.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Deltapompen.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 319.0 kB (14%)

Content Size

2.2 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Deltapompen.com main page is 2.2 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 98.9 kB

  • Original 108.5 kB
  • After minification 106.8 kB
  • After compression 9.6 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 98.9 kB or 91% of the original size.

Image Optimization

-5%

Potential reduce by 103.2 kB

  • Original 2.0 MB
  • After minification 1.9 MB

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. Delta Pompen images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 95.3 kB

  • Original 138.5 kB
  • After minification 138.5 kB
  • After compression 43.2 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 95.3 kB or 69% of the original size.

CSS Optimization

-82%

Potential reduce by 21.6 kB

  • Original 26.3 kB
  • After minification 22.1 kB
  • After compression 4.8 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. Deltapompen.com needs all CSS files to be minified and compressed as it can save up to 21.6 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (35%)

Requests Now

46

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Delta Pompen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

deltapompen.com

deltapompen.com

665 ms

wpstyles.css

wpstyles.css

239 ms

jquery.js

jquery.js

578 ms

jquery.event.move.js

jquery.event.move.js

252 ms

jquery.event.swipe.js

jquery.event.swipe.js

236 ms

jquery.wpslider.js

jquery.wpslider.js

373 ms

jsMenu.js

jsMenu.js

258 ms

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133 ms

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131 ms

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729 ms

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134 ms

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129 ms

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706 ms

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235 ms

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239 ms

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240 ms

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246 ms

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353 ms

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359 ms

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360 ms

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366 ms

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468 ms

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841 ms

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842 ms

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1093 ms

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815 ms

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822 ms

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848 ms

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1048 ms

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939 ms

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961 ms

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960 ms

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971 ms

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1056 ms

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1078 ms

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1079 ms

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1089 ms

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1160 ms

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1173 ms

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1197 ms

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1198 ms

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1207 ms

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1090 ms

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1155 ms

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wp84f747c5.gif

1169 ms

control.php

control.php

26 ms

crossbar.css

crossbar.css

7 ms

Accessibility Review

deltapompen.com accessibility score

94

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

Links do not have a discernible name

Best Practices

deltapompen.com best practices score

75

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

SEO Factors

deltapompen.com SEO score

90

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

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

    NL

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Deltapompen.com can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it does not match the claimed English language. Our system also found out that Deltapompen.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

deltapompen.com

Open Graph description is not detected on the main page of Delta Pompen. 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: