Tools & Wizards About Us
tpi.nl screenshot

Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

tpi.nl

TPI – First choice in agricultural ventilation components

Page Load Speed

5.8 sec in total

First Response

424 ms

Resources Loaded

4.8 sec

Page Rendered

545 ms

tpi.nl screenshot

About Website

Visit tpi.nl now to see the best up-to-date TPI content and also check out these interesting facts you probably never knew about tpi.nl

Discover the power of ventilation components for optimal livestock environments. Improve well-being, productivity, and energy efficiency on your farm.

Visit tpi.nl

Key Findings

We analyzed Tpi.nl page load time and found that the first response time was 424 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

tpi.nl performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value10.4 s

0/100

25%

SI (Speed Index)

Value9.5 s

11/100

10%

TBT (Total Blocking Time)

Value1,350 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.2 s

25/100

10%

Network Requests Diagram

tpi.nl

424 ms

www.tpi-polytechniek.com

495 ms

gtm.js

46 ms

js

59 ms

language-cookie.js

903 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Tpi.nl, 81% (44 requests) were made to N5j6t8u3.rocketcdn.me and 6% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source N5j6t8u3.rocketcdn.me.

Page Optimization Overview & Recommendations

Page size can be reduced by 151.2 kB (6%)

Content Size

2.7 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Tpi.nl main page is 2.7 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. 40% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 141.8 kB

  • Original 175.6 kB
  • After minification 163.9 kB
  • After compression 33.8 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 141.8 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 9.0 kB

  • Original 2.5 MB
  • After minification 2.5 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. TPI images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 425 B

  • Original 20.2 kB
  • After minification 20.2 kB
  • After compression 19.8 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 24 (47%)

Requests Now

51

After Optimization

27

  • Images
  • JavaScript

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TPI. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

tpi.nl

tpi.nl

424 ms

www.tpi-polytechniek.com

www.tpi-polytechniek.com

495 ms

gtm.js

gtm.js

46 ms

js

js

59 ms

language-cookie.js

language-cookie.js

903 ms

jquery.min.js

jquery.min.js

781 ms

jquery-migrate.min.js

jquery-migrate.min.js

739 ms

addtoany.min.js

addtoany.min.js

658 ms

cf7_invisible_recaptcha.js

cf7_invisible_recaptcha.js

642 ms

cookie-law-info-public.js

cookie-law-info-public.js

906 ms

jquery.matchHeight.js

jquery.matchHeight.js

739 ms

objectfit.js

objectfit.js

905 ms

scripts.js

scripts.js

908 ms

slick.min.js

slick.min.js

908 ms

featherlight.min.js

featherlight.min.js

908 ms

featherlight.gallery.min.js

featherlight.gallery.min.js

966 ms

search-in-menu.js

search-in-menu.js

934 ms

sticky-menu.js

sticky-menu.js

935 ms

js

js

148 ms

responsive-menu.js

responsive-menu.js

998 ms

jquery.flexslider.min.js

jquery.flexslider.min.js

998 ms

local.js

local.js

1067 ms

forms.js

forms.js

1070 ms

lazyload.min.js

lazyload.min.js

1104 ms

ezgif-1-e28df047c2d4.png

ezgif-1-e28df047c2d4.png

287 ms

ezgif.com-gif-maker.png

ezgif.com-gif-maker.png

287 ms

TW-Halbscheid-3-5-2018.046.jpg

TW-Halbscheid-3-5-2018.046.jpg

527 ms

7n6kp7jxkz

7n6kp7jxkz

114 ms

ping.js

ping.js

109 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

41 ms

clarity.js

clarity.js

22 ms

Logo2021_NewColours.png

Logo2021_NewColours.png

97 ms

nl.png

nl.png

101 ms

en.png

en.png

92 ms

tpi-ventilation-components-a-simple-breath-of-fresh-air.png

tpi-ventilation-components-a-simple-breath-of-fresh-air.png

552 ms

Edit.jpg

Edit.jpg

7 ms

Banner_Home_3.jpg

Banner_Home_3.jpg

193 ms

Diffusing_Fan.jpg

Diffusing_Fan.jpg

611 ms

Banner_Home_1.jpg

Banner_Home_1.jpg

294 ms

christopher-carson-i4XLJmlYit4-unsplash-scaled-e1590483356598.jpg

christopher-carson-i4XLJmlYit4-unsplash-scaled-e1590483356598.jpg

534 ms

chicken.png

chicken.png

288 ms

pig.png

pig.png

319 ms

Tekengebied-1-6.png

Tekengebied-1-6.png

384 ms

daniel-tuttle-frRpwK0Mqw-unsplash-1-e1593780134811.jpg

daniel-tuttle-frRpwK0Mqw-unsplash-1-e1593780134811.jpg

465 ms

Social-LinkedIn_bezoek-China.jpg

Social-LinkedIn_bezoek-China.jpg

416 ms

AfbeeldingJosenRawien.jpg

AfbeeldingJosenRawien.jpg

480 ms

banner2.jpg

banner2.jpg

510 ms

thumbnail.jpg

thumbnail.jpg

637 ms

banner-LinkedIn-website-1-e1712659466749.jpg

banner-LinkedIn-website-1-e1712659466749.jpg

576 ms

Afbeelding1.png

Afbeelding1.png

603 ms

sp_group.png

sp_group.png

625 ms

Preferred_partner.png

Preferred_partner.png

645 ms

logo-cookieyes.svg

logo-cookieyes.svg

689 ms

c.gif

c.gif

7 ms

Accessibility Review

tpi.nl 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

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.

Best Practices

tpi.nl best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

tpi.nl 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

Image elements do not have [alt] attributes

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tpi.nl 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 Tpi.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

tpi.nl

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