Tools & Wizards About Us
delfinexpert.pl screenshot

Report Summary

  • 58

    Performance

    Renders faster than
    74% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

delfinexpert.pl

Elektronika przemysłowa - Serwis - Naprawa - delfinexpert.pl

Page Load Speed

2.8 sec in total

First Response

573 ms

Resources Loaded

2.1 sec

Page Rendered

150 ms

delfinexpert.pl screenshot

About Website

Welcome to delfinexpert.pl homepage info - get ready to check Delfinexpert best content right away, or after learning these important things about delfinexpert.pl

Elektronika przemysłowa, automatyka serwis naprawa. Serwis, instalacje falowników, paneli HMI, sterowników PLC, prostowników HF, komputerów, monitorów przemysłowych. Inspekcja termowizyjna maszyn, urz...

Visit delfinexpert.pl

Key Findings

We analyzed Delfinexpert.pl page load time and found that the first response time was 573 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

delfinexpert.pl performance score

58

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

27/100

25%

SI (Speed Index)

Value7.3 s

28/100

10%

TBT (Total Blocking Time)

Value170 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0.094

91/100

15%

TTI (Time to Interactive)

Value6.2 s

62/100

10%

Network Requests Diagram

delfinexpert.pl

573 ms

screen.css

115 ms

flexslider.css

228 ms

style.css

229 ms

mootools-core.js

349 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 83% of them (44 requests) were addressed to the original Delfinexpert.pl, 11% (6 requests) were made to Apis.google.com and 2% (1 request) were made to Accounts.google.com. The less responsive or slowest element that took the longest time to load (688 ms) belongs to the original domain Delfinexpert.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 105.9 kB (4%)

Content Size

2.7 MB

After Optimization

2.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Delfinexpert.pl 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. 50% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 17.4 kB

  • Original 23.8 kB
  • After minification 20.8 kB
  • After compression 6.4 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 3.0 kB, which is 13% 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 17.4 kB or 73% of the original size.

Image Optimization

-3%

Potential reduce by 78.1 kB

  • Original 2.4 MB
  • After minification 2.3 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. Delfinexpert images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 5.0 kB

  • Original 294.9 kB
  • After minification 294.9 kB
  • After compression 289.9 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

-21%

Potential reduce by 5.4 kB

  • Original 24.9 kB
  • After minification 24.9 kB
  • After compression 19.6 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. Delfinexpert.pl needs all CSS files to be minified and compressed as it can save up to 5.4 kB or 21% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (50%)

Requests Now

50

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Delfinexpert. 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 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

delfinexpert.pl

delfinexpert.pl

573 ms

screen.css

screen.css

115 ms

flexslider.css

flexslider.css

228 ms

style.css

style.css

229 ms

mootools-core.js

mootools-core.js

349 ms

core.js

core.js

236 ms

caption.js

caption.js

233 ms

mootools-more.js

mootools-more.js

457 ms

jquery-1.8.2.min.js

jquery-1.8.2.min.js

455 ms

noconflict.js

noconflict.js

344 ms

jquery.easing.js

jquery.easing.js

347 ms

general.css

general.css

369 ms

main.css

main.css

494 ms

nav.css

nav.css

496 ms

template.css

template.css

497 ms

dynamic_css.php

dynamic_css.php

498 ms

media_queries.css

media_queries.css

569 ms

black_background.css

black_background.css

572 ms

black_background_responsive.css

black_background_responsive.css

572 ms

theme_blue.css

theme_blue.css

574 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

597 ms

plusone.js

plusone.js

32 ms

logo.png

logo.png

118 ms

shadow_background_black.png

shadow_background_black.png

118 ms

shadow-top-black.png

shadow-top-black.png

117 ms

shadow-bottom-black.png

shadow-bottom-black.png

118 ms

slide10.jpg

slide10.jpg

455 ms

slide1.jpg

slide1.jpg

453 ms

slide11.jpg

slide11.jpg

481 ms

slide3.jpg

slide3.jpg

457 ms

slide2.jpg

slide2.jpg

455 ms

slide4.jpg

slide4.jpg

458 ms

slide5.jpg

slide5.jpg

567 ms

slide6.jpg

slide6.jpg

682 ms

slide7.jpg

slide7.jpg

573 ms

slide8.jpg

slide8.jpg

574 ms

slide9.jpg

slide9.jpg

688 ms

facebook-logo.png

facebook-logo.png

594 ms

you-tube1.png

you-tube1.png

681 ms

przez_b.png

przez_b.png

665 ms

white-20.png

white-20.png

657 ms

pattern-black.png

pattern-black.png

676 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

12 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

37 ms

fastbutton

fastbutton

32 ms

postmessageRelay

postmessageRelay

70 ms

developers.google.com

developers.google.com

488 ms

3636781319-postmessagerelay.js

3636781319-postmessagerelay.js

16 ms

rpc:shindig_random.js

rpc:shindig_random.js

12 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

5 ms

print.css

print.css

115 ms

black-75.png

black-75.png

115 ms

bg_direction_nav.png

bg_direction_nav.png

115 ms

Accessibility Review

delfinexpert.pl accessibility score

97

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

<frame> or <iframe> elements do not have a title

Best Practices

delfinexpert.pl 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

SEO Factors

delfinexpert.pl SEO score

91

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

    PL

  • Language Claimed

    PL

  • Encoding

    UTF-8

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

delfinexpert.pl

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