3.9 sec in total
586 ms
2.7 sec
591 ms
Visit isotra.com now to see the best up-to-date Isotra content and also check out these interesting facts you probably never knew about isotra.com
Quality custom indoor and outdoor blinds ☀️, blinds, awnings, insect screens or Japanese walls for all types of windows. ✅ TOP quality ✅ Modern design
Visit isotra.comWe analyzed Isotra.com page load time and found that the first response time was 586 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.
isotra.com performance score
name
value
score
weighting
Value2.8 s
56/100
10%
Value7.4 s
4/100
25%
Value5.1 s
61/100
10%
Value440 ms
64/100
30%
Value0.001
100/100
15%
Value6.7 s
56/100
10%
586 ms
99 ms
205 ms
335 ms
452 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 97% of them (67 requests) were addressed to the original Isotra.com, 3% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Isotra.com.
Page size can be reduced by 154.6 kB (5%)
3.0 MB
2.8 MB
In fact, the total size of Isotra.com main page is 3.0 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. 55% of websites need less resources to load. Images take 2.8 MB which makes up the majority of the site volume.
Potential reduce by 25.9 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 25.9 kB or 78% of the original size.
Potential reduce by 99.8 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. Isotra images are well optimized though.
Potential reduce by 19.4 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 19.4 kB or 22% of the original size.
Potential reduce by 9.6 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. Isotra.com needs all CSS files to be minified and compressed as it can save up to 9.6 kB or 34% of the original size.
Number of requests can be reduced by 24 (35%)
68
44
The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Isotra. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.
www.isotra.com
586 ms
global.css
99 ms
home.css
205 ms
jquery.js
335 ms
jquery-scrollme.js
452 ms
modernizr.js
453 ms
animateNumber.js
456 ms
slick.js
457 ms
photoswipe.js
527 ms
global.js
455 ms
js-v04.js
515 ms
home.js
536 ms
gtm.js
85 ms
logo.svg
310 ms
arrow-bottom-red.svg
309 ms
search.svg
334 ms
hotline.svg
386 ms
zaluzie.jpg
400 ms
rolety.jpg
402 ms
pergoly.jpg
401 ms
site-proti-hmyzu.jpg
399 ms
plisse.jpg
401 ms
sluzby.jpg
482 ms
hp-1920.jpg
690 ms
hp-1920-en.png
922 ms
arrow-right-black.svg
495 ms
arrow-right-white.svg
497 ms
about-us.jpg
688 ms
pattern.png
578 ms
1.jpg
689 ms
2.jpg
693 ms
3.jpg
773 ms
4.jpg
881 ms
5.jpg
786 ms
6.jpg
881 ms
7.jpg
790 ms
8.jpg
870 ms
9.jpg
883 ms
10.jpg
983 ms
14.jpg
968 ms
js
54 ms
empty.png
865 ms
bg.png
753 ms
safety.jpg
760 ms
bg.jpg
791 ms
inspirace2.jpg
846 ms
inspirace1.jpg
844 ms
inspirace3.jpg
797 ms
inspirace4.jpg
782 ms
inspirace5.jpg
786 ms
inspirace6.jpg
796 ms
inspirace7.jpg
868 ms
RT24.jpg
1152 ms
rohova-zaluzie-big-z90.jpg
818 ms
logo-AAA-21.jpg
803 ms
gsd.jpg
803 ms
uspora-nakladu-novinka.jpg
836 ms
isotra-30-let-novinka-en.jpg
906 ms
pattern.png
897 ms
logo-red.svg
817 ms
fb-2.svg
803 ms
yt-2.svg
834 ms
ig-2.svg
817 ms
logo-association-2019.png
707 ms
logo-aaa-platinum.png
708 ms
h2-logo.svg
714 ms
slider-prev-dis.svg
734 ms
slider-next.svg
718 ms
hp-1920.jpg
809 ms
isotra.com 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.
isotra.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
isotra.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Isotra.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Isotra.com 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.
isotra.com
Open Graph description is not detected on the main page of Isotra. 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: