Access datera.pl. Centrale telefoniczne i telefonia VoIP dla firm

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value9.9 s

0/100

25%

SI (Speed Index)

Value6.8 s

35/100

10%

TBT (Total Blocking Time)

Value1,620 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.158

73/100

15%

TTI (Time to Interactive)

Value12.6 s

14/100

10%

datera.pl

372 ms

www.datera.pl

1661 ms

wp-emoji-release.min.js

124 ms

app.css

250 ms

modernizr-2.7.min.js

360 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 85% of them (56 requests) were addressed to the original Datera.pl, 5% (3 requests) were made to Google-analytics.com and 5% (3 requests) were made to Salesmanago.pl. The less responsive or slowest element that took the longest time to load (4.8 sec) belongs to the original domain Datera.pl.

Content Size

967.4 kB

After Optimization

692.1 kB

In fact, the total size of Datera.pl main page is 967.4 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. Images take 665.0 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 43.1 kB

Original 53.8 kB
After minification 46.0 kB
After compression 10.6 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. This page needs HTML code to be minified as it can gain 7.8 kB, which is 14% 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 43.1 kB or 80% of the original size.

Image Optimization

-6%

Potential reduce by 36.7 kB

Original 665.0 kB
After minification 628.3 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. Datera images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 77.3 kB

Original 116.9 kB
After minification 115.3 kB
After compression 39.6 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 77.3 kB or 66% of the original size.

CSS Optimization

-90%

Potential reduce by 118.2 kB

Original 131.8 kB
After minification 101.4 kB
After compression 13.5 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. Datera.pl needs all CSS files to be minified and compressed as it can save up to 118.2 kB or 90% of the original size.

Requests Now

After Optimization

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Datera. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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/).

High

Document doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

PL
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Datera.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Datera.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

datera.pl

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Centrale telefoniczne i telefonia VoIP dla firm | www.datera.pl

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

datera.pl

www.datera.pl

wp-emoji-release.min.js

app.css

modernizr-2.7.min.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

datera.pl

www.datera.pl

wp-emoji-release.min.js

app.css

modernizr-2.7.min.js

jquery.min.js

all.min.js

riveted-wp.js

wp-embed.min.js

datera_logo_orig.png

Uslugi_minibanner_01-Call-eX-600x230.jpg

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Uslugi_minibanner_04-Dla_Contact_Center-600x230.jpg

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Button_SIP_Trunk_BIZ-promocja-300x60.png

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Atut_10_VoIP.png

Klient-Logo-2.png

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Banner_infolinia_infografika-400-wycentrowany-blog-600x250.jpg

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gtm.js

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