5.4 sec in total
650 ms
4.1 sec
618 ms
Visit blackcomb.cz now to see the best up-to-date Blackcomb content for Czech Republic and also check out these interesting facts you probably never knew about blackcomb.cz
✅ Boty, kola, kšiltovky, bundy, batohy a další věci skladem na Blackcomb.cz ✅ Široký výběr, expresní doručení ✅ Perfektní zákaznický servis ✅ E-shop ověřený zákazníky.
Visit blackcomb.czWe analyzed Blackcomb.cz page load time and found that the first response time was 650 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
blackcomb.cz performance score
name
value
score
weighting
Value3.3 s
41/100
10%
Value19.7 s
0/100
25%
Value11.8 s
4/100
10%
Value8,110 ms
0/100
30%
Value0.884
3/100
15%
Value13.3 s
11/100
10%
650 ms
1041 ms
55 ms
828 ms
679 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 9% of them (6 requests) were addressed to the original Blackcomb.cz, 74% (51 requests) were made to Cdn.scarfbot.com and 4% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Cdn.scarfbot.com.
Page size can be reduced by 399.2 kB (22%)
1.8 MB
1.4 MB
In fact, the total size of Blackcomb.cz main page is 1.8 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. 35% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 99.6 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 99.6 kB or 87% of the original size.
Potential reduce by 81.1 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. Blackcomb images are well optimized though.
Potential reduce by 89.9 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 89.9 kB or 50% of the original size.
Potential reduce by 128.7 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. Blackcomb.cz needs all CSS files to be minified and compressed as it can save up to 128.7 kB or 88% of the original size.
Number of requests can be reduced by 11 (17%)
64
53
The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blackcomb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
blackcomb.cz
650 ms
www.blackcomb.cz
1041 ms
css
55 ms
21b08cfca841.css
828 ms
jquery-1.9.1.min.js
679 ms
0f147d0f9d30.js
746 ms
retargeting.js
468 ms
FFFFFF.gif
133 ms
101a195f00abbc77ce7b855a6d6919fd.jpg
647 ms
b79d88186e111fa3d8bc7358316bad46.jpg
640 ms
0ef01c8bfd24d43f7e18e187b037b59f.jpg
641 ms
blackcomb-logo-140x140.png
391 ms
a073dbfccfe8fd57a95bf5e3160be56b.jpg
778 ms
d3c5b88ab37093434b1c481f3003c7b1.jpg
918 ms
b12a5ea14b0a2d57255631a1bdf6b211.jpg
642 ms
00673c1bf94f043af378427fb55abbd1.JPG
767 ms
36fcb28e2a5f2179f056f8ad88bd71a9.jpg
768 ms
7254bc7b86b13d532c8422370774bbc4.jpg
770 ms
168327660cd7800337fb3646f2fee290.jpg
774 ms
6059d4855b0323a7d0995514692ed9f6.jpg
894 ms
0b4224631b3b3da96f2fbac310613660.jpg
893 ms
556a0eae75da521fd6d0835fd77b57da.jpg
895 ms
6c2f0aebec5d9a1fcb33cd4fde6577ea.jpg
903 ms
df3df17cbfbe72ba5d4273c54db221c6.jpg
906 ms
359cc98b3bfdef859ef07ffc56435f45.jpg
1019 ms
a8837f8b81440fa6080837c298dc83cb.jpg
1020 ms
336ee2d549e0dc96135830e9fd2231cf.jpg
1021 ms
bce6208da8d2c08532c32568abd88413.jpg
1030 ms
60b931429224e6c2a553c12ae7b56cba.jpg
1033 ms
shoproku_ikona_2014-cz-kvalita-moda.png
1047 ms
heureka.png
1144 ms
apek.gif
1150 ms
apek_cert.svg
1145 ms
platebnikarty.png
1158 ms
gtm.js
93 ms
cz.png
1145 ms
sprite_wo_domain.png
1160 ms
beta_social_icons.png
1254 ms
retargeting
128 ms
133 ms
253 ms
369 ms
384 ms
43b4271c443856d129d4685ab685031a.jpg
1179 ms
b0a32b4a6d6b88831ea432734344b69b.jpg
1181 ms
d7998c0ccb21d383a9a2f3febbab7912.jpg
1193 ms
caba9937a5b020cda6bcb610da0303ef.jpg
1197 ms
123fa833fcaf3993a58d3d7a5d20d9c5.jpg
1213 ms
0d315004e7b0db862120ee18b87a44dd.jpg
1302 ms
analytics.js
63 ms
conversion_async.js
43 ms
5f5ac9e383247bdae6b9b5cb3712611d.jpg
1271 ms
50 ms
ec.js
19 ms
collect
14 ms
42 ms
collect
66 ms
ga-audiences
18 ms
b6ab4c6498089b24613edefe9344f2ac.jpg
1014 ms
9e61e5664a7534895d0c48e30aa57084.jpg
791 ms
7c9408c3fc72c6bc772d41d79bb6828d.jpg
781 ms
f9a18982a57bd53c84767f3994616a16.jpg
799 ms
IMG_8026_11.JPG
880 ms
080_38.JPG
761 ms
IMG_4471_13.JPG
760 ms
98a203bc8f56310d1aad1e6f5eeea636.jpg
781 ms
IMG_6010_6.JPG
787 ms
IMG_8922_6.JPG
792 ms
cookie_consent.css
128 ms
blackcomb.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
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.
blackcomb.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
blackcomb.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
CS
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blackcomb.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech 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 Blackcomb.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.
blackcomb.cz
Open Graph description is not detected on the main page of Blackcomb. 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: