3.9 sec in total
368 ms
3.2 sec
386 ms
Click here to check amazing Oleje content for Czech Republic. Otherwise, check out these important facts you probably never knew about oleje.cz
Eshop1 oleje.cz nabízí motorové oleje, převodové oleje průmyslová maziva, přísady do nafty, přísady do benzinu, přísady do maziv, aditiva, on-line prodej olejů a maziv, poradna, vyhledej olej, E-shop,...
Visit oleje.czWe analyzed Oleje.cz page load time and found that the first response time was 368 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
oleje.cz performance score
name
value
score
weighting
Value2.8 s
55/100
10%
Value2.8 s
82/100
25%
Value3.8 s
84/100
10%
Value30 ms
100/100
30%
Value0
100/100
15%
Value3.6 s
91/100
10%
368 ms
593 ms
124 ms
254 ms
370 ms
Our browser made a total of 116 requests to load all elements on the main page. We found that 70% of them (81 requests) were addressed to the original Oleje.cz, 9% (10 requests) were made to Static.xx.fbcdn.net and 5% (6 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Oleje.cz.
Page size can be reduced by 514.7 kB (38%)
1.4 MB
846.3 kB
In fact, the total size of Oleje.cz main page is 1.4 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 933.2 kB which makes up the majority of the site volume.
Potential reduce by 47.3 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 11.2 kB, which is 19% 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 47.3 kB or 80% of the original size.
Potential reduce by 223.1 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. Obviously, Oleje needs image optimization as it can save up to 223.1 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 183.5 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 183.5 kB or 62% of the original size.
Potential reduce by 60.8 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. Oleje.cz needs all CSS files to be minified and compressed as it can save up to 60.8 kB or 84% of the original size.
Number of requests can be reduced by 50 (44%)
113
63
The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oleje. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
oleje.cz
368 ms
www.oleje.cz
593 ms
styles.css
124 ms
order_process.php
254 ms
jquery-1.7.1.min.js
370 ms
jquery-ui-1.8.16.custom.min.js
363 ms
jquery-ui-1.8.16.custom.css
244 ms
jquery.fancybox-1.3.4.pack.js
250 ms
jquery.fancybox-1.3.4.css
244 ms
jquery.validate.min.js
392 ms
localization.js
365 ms
scripts.js
394 ms
payship_separately.js
394 ms
my_scripts.js
481 ms
loader.js
627 ms
all.js
163 ms
conversion.js
22 ms
retargeting.js
249 ms
widget.png
534 ms
659-2_ShopRoku2014.jpg
898 ms
bg.png
122 ms
vyhledat.png
140 ms
cz.png
139 ms
en.png
138 ms
470-1_motorkar_01_orig.jpg
604 ms
471-1_ekolubemotor_orig.jpg
366 ms
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876 ms
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877 ms
logo-visa-mastercard-paypal.jpg
878 ms
PayU_150x150_animated-banner.gif
992 ms
659-1_ShopRoku2013.jpg
993 ms
paticka-logo.png
994 ms
analytics.js
23 ms
smouhy.png
1212 ms
logo.png
991 ms
odrazka.gif
994 ms
collect
11 ms
collect
53 ms
kosik-ico.png
961 ms
menu-prvni.png
952 ms
menu-bg.png
964 ms
menu-posledni.png
990 ms
interstitial.min.js
440 ms
208 ms
89 ms
xd_arbiter.php
158 ms
xd_arbiter.php
279 ms
dot.asp
302 ms
retargeting
140 ms
isocpeur_regular.ttf
1085 ms
30 ms
slider-bg.png
834 ms
pravy-nadpis1.png
831 ms
survey-red.png
821 ms
like_box.php
157 ms
rss.png
766 ms
blok-bg.png
821 ms
novinky-ico.png
817 ms
eBwTbg8G3cT.css
174 ms
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210 ms
close.svg
125 ms
diskuze-ico.png
749 ms
produkt.png
746 ms
produkt-nadpis.png
761 ms
vyhledej_olej.png
818 ms
vyhledej_filtr.png
828 ms
vyhledej_motofiltr.png
829 ms
levy-nadpis1.png
821 ms
specialni.png
778 ms
winterfresh.png
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fb.png
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oleje.cz accessibility score
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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
oleje.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
General
Impact
Issue
Detected JavaScript libraries
oleje.cz SEO score
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
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Oleje.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 Oleje.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.
oleje.cz
Open Graph description is not detected on the main page of Oleje. 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: