3.5 sec in total
220 ms
3 sec
253 ms
Click here to check amazing Bus Line content for Czech Republic. Otherwise, check out these important facts you probably never knew about busline.cz
Jsme tradiční český autobusový dopravce a působíme převážně v Libereckém a Královéhradeckém kraji.
Visit busline.czWe analyzed Busline.cz page load time and found that the first response time was 220 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.
busline.cz performance score
name
value
score
weighting
Value3.1 s
47/100
10%
Value4.4 s
39/100
25%
Value5.5 s
55/100
10%
Value80 ms
99/100
30%
Value0
100/100
15%
Value4.0 s
87/100
10%
220 ms
1088 ms
241 ms
202 ms
746 ms
Our browser made a total of 68 requests to load all elements on the main page. We found that all of those requests were addressed to Busline.cz and no external sources were called. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Busline.cz.
Page size can be reduced by 675.9 kB (17%)
4.0 MB
3.3 MB
In fact, the total size of Busline.cz main page is 4.0 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. 70% of websites need less resources to load. Images take 3.2 MB which makes up the majority of the site volume.
Potential reduce by 38.8 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 38.8 kB or 85% of the original size.
Potential reduce by 96.1 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. Bus Line images are well optimized though.
Potential reduce by 517.9 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 517.9 kB or 74% of the original size.
Potential reduce by 23.0 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. Busline.cz needs all CSS files to be minified and compressed as it can save up to 23.0 kB or 83% of the original size.
We found no issues to fix!
66
66
The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bus Line. According to our analytics all requests are already optimized.
busline.cz
220 ms
www.busline.cz
1088 ms
style.css
241 ms
script.css
202 ms
all-min-1.7.2.js
746 ms
WebResource.axd
303 ms
site.js
223 ms
logo.png
117 ms
_files_gallery_gallery_20643487.jpg_976_460.jpg
402 ms
_files_gallery_gallery_20643597.jpg_976_460.jpg
418 ms
_files_gallery_gallery_20643577.jpg_976_460.jpg
442 ms
_files_gallery_gallery_20643642.jpg_976_460.jpg
460 ms
_files_gallery_gallery_20643607.jpg_976_460.jpg
418 ms
_files_gallery_gallery_20643562.jpg_976_460.jpg
618 ms
_files_gallery_gallery_20643477.jpg_976_460.jpg
625 ms
_files_gallery_gallery_20643627.jpg_976_460.jpg
621 ms
_files_gallery_gallery_20643622.jpg_976_460.jpg
643 ms
_files_gallery_gallery_20643512.jpg_976_460.jpg
660 ms
_files_gallery_gallery_20643497.jpg_976_460.jpg
615 ms
_files_gallery_gallery_20643547.jpg_976_460.jpg
803 ms
_files_gallery_gallery_20643532.jpg_976_460.jpg
804 ms
_files_gallery_gallery_20643537.jpg_976_460.jpg
718 ms
_files_gallery_gallery_20643492.jpg_976_460.jpg
830 ms
_files_gallery_gallery_20643637.jpg_976_460.jpg
743 ms
_files_gallery_gallery_20643527.jpg_976_460.jpg
761 ms
_files_gallery_gallery_20643502.jpg_976_460.jpg
819 ms
_files_gallery_gallery_20643582.jpg_976_460.jpg
844 ms
_files_gallery_gallery_20643617.jpg_976_460.jpg
861 ms
_files_gallery_gallery_20643632.jpg_976_460.jpg
902 ms
_files_gallery_gallery_20643507.jpg_976_460.jpg
905 ms
_files_gallery_gallery_20643542.jpg_976_460.jpg
919 ms
_files_gallery_gallery_20643482.jpg_976_460.jpg
933 ms
_files_gallery_gallery_20643572.jpg_976_460.jpg
945 ms
_files_gallery_gallery_20643552.jpg_976_460.jpg
961 ms
_files_gallery_gallery_20643612.jpg_976_460.jpg
1002 ms
_files_gallery_gallery_20643517.jpg_976_460.jpg
1006 ms
_files_gallery_gallery_20643602.jpg_976_460.jpg
1019 ms
_files_gallery_gallery_20643587.jpg_976_460.jpg
1037 ms
_files_gallery_gallery_20643522.jpg_976_460.jpg
1043 ms
_files_gallery_gallery_20643592.jpg_976_460.jpg
1060 ms
_files_gallery_gallery_20643567.jpg_976_460.jpg
1102 ms
_files_gallery_gallery_20643557.jpg_976_460.jpg
1059 ms
_files_article_article_20680909.jpg_190_138.jpg
1016 ms
_files_article_article_20680231.jpg_190_138.jpg
749 ms
_files_article_article_20679564.jpg_190_138.jpg
738 ms
_files_article_article_20678702.jpg_190_138.jpg
752 ms
Banner_20663418.jpg
807 ms
Banner_20602036.jpg
770 ms
Banner_20602048.jpg
625 ms
Banner_20602051.jpg
637 ms
Banner_20602039.jpg
645 ms
Banner_20600886.png
659 ms
Banner_20649836.jpg
712 ms
Banner_20602057.jpg
711 ms
_files_article_article_20602276.jpg_280_132.jpg
688 ms
_files_article_article_20602277.jpg_280_132.jpg
638 ms
_files_article_article_20602285.jpg_280_132.jpg
622 ms
_files_article_article_20602284.jpg_280_132.jpg
617 ms
_files_article_article_20602274.jpg_280_132.jpg
637 ms
logo2.png
645 ms
overlay.png
632 ms
theme.jpg
644 ms
nadpis.png
622 ms
left.png
618 ms
frame.png
638 ms
button.png
644 ms
right.png
639 ms
bottom-menu.png
643 ms
busline.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
Links do not have a discernible name
busline.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
Missing source maps for large first-party JavaScript
busline.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
CS
CS
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Busline.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 Busline.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.
busline.cz
Open Graph description is not detected on the main page of Bus Line. 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: