3.1 sec in total
328 ms
2.5 sec
257 ms
Click here to check amazing Instalat E Rstv I24 content. Otherwise, check out these important facts you probably never knew about instalaterstvi24.cz
Instalat?rstv? 24, Havarijn? slu?ba. Instalat??i, elektrik??i, z?me?n?ci, voda, topen?, opravy a rekonstrukce, ?i?t?n? odpad?. Kuchyn?, koupelny.
Visit instalaterstvi24.czWe analyzed Instalaterstvi24.cz page load time and found that the first response time was 328 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 50% of websites can load faster.
instalaterstvi24.cz performance score
name
value
score
weighting
Value3.3 s
40/100
10%
Value3.3 s
69/100
25%
Value4.4 s
74/100
10%
Value120 ms
97/100
30%
Value0
100/100
15%
Value4.4 s
83/100
10%
328 ms
697 ms
230 ms
150 ms
145 ms
Our browser made a total of 44 requests to load all elements on the main page. We found that 95% of them (42 requests) were addressed to the original Instalaterstvi24.cz, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Instalaterstvi24.cz.
Page size can be reduced by 60.9 kB (63%)
96.1 kB
35.2 kB
In fact, the total size of Instalaterstvi24.cz main page is 96.1 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. 20% of websites need less resources to load. HTML takes 40.1 kB which makes up the majority of the site volume.
Potential reduce by 33.0 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 6.9 kB, which is 17% 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 33.0 kB or 82% of the original size.
Potential reduce by 0 B
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. Instalat E Rstv I24 images are well optimized though.
Potential reduce by 4.2 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 4.2 kB or 19% of the original size.
Potential reduce by 23.7 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. Instalaterstvi24.cz needs all CSS files to be minified and compressed as it can save up to 23.7 kB or 87% of the original size.
Number of requests can be reduced by 19 (48%)
40
21
The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Instalat E Rstv I24. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
instalaterstvi24.cz
328 ms
www.instalaterstvi24.cz
697 ms
dtrotator.js
230 ms
style.css
150 ms
engine.css
145 ms
ga.js
46 ms
dlet_hder01.gif
536 ms
dlet_hder03.gif
119 ms
dlet_hder04.gif
316 ms
dlet_hder05.gif
318 ms
menu_bg.gif
355 ms
001_of.gif
245 ms
002_of.gif
243 ms
003_of.gif
379 ms
004_of.gif
379 ms
005_of.gif
437 ms
006_of.gif
441 ms
007_of.gif
479 ms
008_of.gif
501 ms
009_of.gif
488 ms
010_of.gif
552 ms
011_of.gif
554 ms
dlet_hder16.gif
834 ms
dlet_hder14.gif
720 ms
dlet_hder08.gif
712 ms
spacer.gif
634 ms
dlet_bttn_search.gif
661 ms
rotator.gif
784 ms
dlet_hder02.gif
741 ms
dlet_bl04.gif
770 ms
dlet_blocksgn.gif
828 ms
dlet_bl01.gif
832 ms
dlet_bl02.gif
848 ms
dlet_bl03.gif
880 ms
dlet_bod02.gif
889 ms
dlet_adsl.png
934 ms
dlet_adsc.gif
945 ms
dlet_adsr.png
939 ms
logo.gif
1160 ms
dlet_fter01.gif
980 ms
dlet_fter02.gif
993 ms
1.jpg
1022 ms
__utm.gif
13 ms
2.jpg
940 ms
instalaterstvi24.cz accessibility score
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
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
instalaterstvi24.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Browser errors were logged to the console
instalaterstvi24.cz 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
EN
N/A
WINDOWS-1250
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Instalaterstvi24.cz can be misinterpreted by Google and other search engines. Our service has detected that English 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 Instalaterstvi24.cz main page’s claimed encoding is windows-1250. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
instalaterstvi24.cz
Open Graph description is not detected on the main page of Instalat E Rstv I24. 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: