3.8 sec in total
521 ms
3 sec
240 ms
Welcome to centrumtlumaczen.pl homepage info - get ready to check Centrum Tlumaczen best content right away, or after learning these important things about centrumtlumaczen.pl
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Visit centrumtlumaczen.plWe analyzed Centrumtlumaczen.pl page load time and found that the first response time was 521 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
centrumtlumaczen.pl performance score
name
value
score
weighting
Value2.6 s
65/100
10%
Value8.4 s
2/100
25%
Value5.5 s
54/100
10%
Value610 ms
49/100
30%
Value0.001
100/100
15%
Value7.1 s
51/100
10%
521 ms
525 ms
416 ms
37 ms
147 ms
Our browser made a total of 77 requests to load all elements on the main page. We found that 86% of them (66 requests) were addressed to the original Centrumtlumaczen.pl, 4% (3 requests) were made to Ajax.googleapis.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Centrumtlumaczen.pl.
Page size can be reduced by 1.2 MB (77%)
1.5 MB
348.0 kB
In fact, the total size of Centrumtlumaczen.pl main page is 1.5 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. 65% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 34.4 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. 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 34.4 kB or 81% of the original size.
Potential reduce by 1.1 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. Centrum Tlumaczen images are well optimized though.
Potential reduce by 1.1 MB
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 1.1 MB or 88% of the original size.
Potential reduce by 14.0 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. Centrumtlumaczen.pl needs all CSS files to be minified and compressed as it can save up to 14.0 kB or 74% of the original size.
Number of requests can be reduced by 48 (66%)
73
25
The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centrum Tlumaczen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
centrumtlumaczen.pl
521 ms
www.centrumtlumaczen.pl
525 ms
5403900180.js
416 ms
css
37 ms
reset.css
147 ms
style.css
370 ms
nivo-slider.css
366 ms
form.css
366 ms
jquery.ketchup.css
370 ms
jquery-ui.css
30 ms
jquery.min.js
52 ms
jquery-ui.min.js
96 ms
jquery.effects.core.js
367 ms
jquery.ui.datepicker-pl.js
271 ms
jquery.nivo.slider.pack.js
386 ms
jquery.ui.core.min.js
495 ms
jquery.carouFredSel-5.6.1.js
494 ms
jquery.ketchup.all.min.js
494 ms
cufon.js
495 ms
Novecento_wide_300.font.js
607 ms
Novecento_wide_350.font.js
623 ms
Novecento_wide_400.font.js
715 ms
Novecento_wide_600.font.js
720 ms
Novecento_wide_650.font.js
730 ms
Novecento_wide_700.font.js
736 ms
cookies.js
724 ms
event
58 ms
gtm.js
118 ms
top_background.jpg
136 ms
bg_2.jpg
136 ms
icon_home.png
164 ms
slider_image1.jpg
666 ms
slider_image2.jpg
565 ms
slider_image3.jpg
564 ms
button_szybka_wycena.jpg
318 ms
stripped_background.gif
325 ms
turkus_arrow.png
325 ms
icon_ok.gif
438 ms
icon_arrows.png
442 ms
IPA.jpg
442 ms
comangle.jpg
558 ms
procad.jpg
558 ms
fen.jpg
559 ms
logo_czg2_png.png
669 ms
cpt-logo.jpg
670 ms
2_1-logo.jpg
670 ms
spnt-logo.jpg
674 ms
ap-edukacja.gif
674 ms
Datera-new.png
777 ms
emaxmt-logo.jpg
780 ms
gratka_technologie_logo_rgb-170x80.jpg
785 ms
HTNS-logo.jpg
783 ms
IVO-logo.jpg
786 ms
PReal_s_logo.jpg
786 ms
jobhouse-logo.jpg
889 ms
logo-K2.jpg
892 ms
logo-fmg.png
895 ms
logo_lionbridge(1).gif
898 ms
t-m_logo.jpg
917 ms
maspex-logo.jpg
918 ms
Kongres.jpg
1001 ms
migomedia_logo.png
1004 ms
RAMnet_logo.jpg
1009 ms
kryspin.png
907 ms
analytics.js
48 ms
watch.js
3 ms
logo-iopan.jpg
902 ms
IAESTE.jpg
902 ms
BRW.jpg
957 ms
collect
12 ms
collect
175 ms
InvestGDA-logo.jpg
805 ms
BOSSG.jpg
803 ms
mapka.jpg
807 ms
www.centrumtlumaczen.pl
725 ms
transparent_background.png
709 ms
right_arrow.png
790 ms
centrumtlumaczen.pl accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
centrumtlumaczen.pl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
centrumtlumaczen.pl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
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
Document uses legible font sizes
Tap targets are not sized appropriately
PL
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Centrumtlumaczen.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 Centrumtlumaczen.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.
centrumtlumaczen.pl
Open Graph description is not detected on the main page of Centrum Tlumaczen. 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: