3.8 sec in total
853 ms
2.7 sec
268 ms
Click here to check amazing Vysoke Nad Jizerou content for Czech Republic. Otherwise, check out these important facts you probably never knew about vysokenadjizerou.cz
Oficiální stránky města Vysokého nad Jizerou
Visit vysokenadjizerou.czWe analyzed Vysokenadjizerou.cz page load time and found that the first response time was 853 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
vysokenadjizerou.cz performance score
name
value
score
weighting
Value2.4 s
71/100
10%
Value6.6 s
8/100
25%
Value4.0 s
80/100
10%
Value330 ms
75/100
30%
Value0.007
100/100
15%
Value7.7 s
45/100
10%
853 ms
480 ms
243 ms
632 ms
385 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 62% of them (33 requests) were addressed to the original Vysokenadjizerou.cz, 21% (11 requests) were made to Api.mapy.cz and 6% (3 requests) were made to M4.mapserver.mapy.cz. The less responsive or slowest element that took the longest time to load (879 ms) relates to the external source M4.mapserver.mapy.cz.
Page size can be reduced by 362.2 kB (45%)
810.8 kB
448.6 kB
In fact, the total size of Vysokenadjizerou.cz main page is 810.8 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. 35% of websites need less resources to load. Images take 374.2 kB which makes up the majority of the site volume.
Potential reduce by 24.4 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 24.4 kB or 74% of the original size.
Potential reduce by 30.1 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. Vysoke Nad Jizerou images are well optimized though.
Potential reduce by 263.8 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 263.8 kB or 76% of the original size.
Potential reduce by 44.0 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. Vysokenadjizerou.cz needs all CSS files to be minified and compressed as it can save up to 44.0 kB or 76% of the original size.
Number of requests can be reduced by 12 (25%)
48
36
The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vysoke Nad Jizerou. 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 from 7 to 1 for CSS and as a result speed up the page load time.
vysokenadjizerou.cz
853 ms
zakladni.css
480 ms
voliviewer.css
243 ms
styly.css
632 ms
titul.css
385 ms
znak.png
489 ms
btn_hledat.png
254 ms
loader.js
370 ms
functions_additional_2.js
122 ms
voliviewer_light.js
376 ms
Image.ashx
326 ms
bg_hlava.png
518 ms
nazev.png
153 ms
iko_obcan.png
159 ms
iko_turista.png
152 ms
menu_obcan_1.png
205 ms
menu_obcan_2.png
273 ms
menu_obcan_3.png
277 ms
menu_obcan_4.png
290 ms
bg_telo.jpg
338 ms
Image.ashx
674 ms
Image.ashx
400 ms
Image.ashx
417 ms
bg_dalsi_zelena.jpg
445 ms
obr_uvod.jpg
588 ms
bg_dalsi_hneda.jpg
558 ms
adelle_reg-web.woff
817 ms
adelle_light-web.woff
658 ms
adelle_semibold-web.woff
625 ms
adelle_bold-web.woff
775 ms
touchr.js
116 ms
jak.js
331 ms
smap.js
555 ms
config.js
371 ms
api.css
228 ms
card.css
230 ms
14-8891-5506
550 ms
14-8891-5507
668 ms
14-8891-5508
543 ms
14-8892-5508
474 ms
14-8893-5508
755 ms
14-8892-5507
747 ms
14-8893-5506
879 ms
14-8892-5506
870 ms
logo_pata.png
129 ms
14-8893-5507
707 ms
logo.png
228 ms
balloon-3.png
221 ms
compass-n.png
110 ms
mapy.svg
347 ms
hl.png
125 ms
hlvyraz_cs.png
126 ms
tisk.css
131 ms
vysokenadjizerou.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
<object> elements do not have alternate text
vysokenadjizerou.cz best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Browser errors were logged to the console
vysokenadjizerou.cz SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
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
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 Vysokenadjizerou.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 Vysokenadjizerou.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.
vysokenadjizerou.cz
Open Graph description is not detected on the main page of Vysoke Nad Jizerou. 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: