5 sec in total
1.1 sec
3.6 sec
365 ms
Click here to check amazing Doktorvlach content. Otherwise, check out these important facts you probably never knew about doktorvlach.cz
Visit doktorvlach.czWe analyzed Doktorvlach.cz page load time and found that the first response time was 1.1 sec and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
doktorvlach.cz performance score
name
value
score
weighting
Value3.8 s
27/100
10%
Value7.2 s
5/100
25%
Value7.7 s
25/100
10%
Value220 ms
88/100
30%
Value0.037
100/100
15%
Value8.3 s
39/100
10%
1056 ms
163 ms
234 ms
359 ms
269 ms
Our browser made a total of 68 requests to load all elements on the main page. We found that 60% of them (41 requests) were addressed to the original Doktorvlach.cz, 15% (10 requests) were made to Static.xx.fbcdn.net and 12% (8 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Doktorvlach.cz.
Page size can be reduced by 532.8 kB (34%)
1.6 MB
1.0 MB
In fact, the total size of Doktorvlach.cz main page is 1.6 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. 55% of websites need less resources to load. Images take 876.9 kB which makes up the majority of the site volume.
Potential reduce by 65.6 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. 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 65.6 kB or 73% of the original size.
Potential reduce by 62.4 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. Doktorvlach images are well optimized though.
Potential reduce by 369.5 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 369.5 kB or 66% of the original size.
Potential reduce by 35.3 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. Doktorvlach.cz needs all CSS files to be minified and compressed as it can save up to 35.3 kB or 80% of the original size.
Number of requests can be reduced by 32 (48%)
67
35
The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Doktorvlach. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
www.doktorvlach.cz
1056 ms
screen.css
163 ms
style.css
234 ms
mootools-1.2.5-core-yc.js
359 ms
MenuMatic.css
269 ms
MenuMatic_0.68.3.js
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cat-posts.css
240 ms
cwv3.min.css
336 ms
email-css.css
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polls-css.css
384 ms
jquery.js
579 ms
jquery-migrate.min.js
455 ms
style.css
460 ms
script.js
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addthis_widget.js
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all.js
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jquery_cookie.min.js
492 ms
cwv3.min.js
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email-js.js
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polls-js.js
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logo.png
373 ms
search.gif
148 ms
IMG_6460-300x200.jpg
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Pump-Torso-277x300.jpg
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profesor_Mazanek-213x300.jpg
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rss.png
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twitter.png
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delicious.png
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facebook.png
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digg.png
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stumbleupon.png
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favorites.png
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more.png
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loading.gif
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foto1.jpg
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foto2.jpg
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container-bg.png
546 ms
contentwrap.png
543 ms
odposlech.png
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sidebar-tab.png
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arrow.png
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count.asp
244 ms
footer-bg.png
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xd_arbiter.php
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300lo.json
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like_box.php
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print.css
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doktorvlach.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.
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
<input type="image"> elements do not have [alt] text
Form elements do not have associated labels
doktorvlach.cz 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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
doktorvlach.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
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Doktorvlach.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it matches the claimed language. Our system also found out that Doktorvlach.cz 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.
doktorvlach.cz
Open Graph description is not detected on the main page of Doktorvlach. 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: