3.7 sec in total
624 ms
2.5 sec
524 ms
Welcome to spiro.ch homepage info - get ready to check SPIRO best content right away, or after learning these important things about spiro.ch
Todays undisputed world leader in the development and manufacture of machines for the production of round ducting and fittings in sheet metal, mainly for the ventilation industry. Spiro is also a lead...
Visit spiro.chWe analyzed Spiro.ch page load time and found that the first response time was 624 ms and then it took 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.
spiro.ch performance score
name
value
score
weighting
Value3.7 s
29/100
10%
Value3.7 s
58/100
25%
Value12.3 s
3/100
10%
Value14,440 ms
0/100
30%
Value0.244
51/100
15%
Value23.3 s
1/100
10%
624 ms
518 ms
235 ms
317 ms
316 ms
Our browser made a total of 54 requests to load all elements on the main page. We found that 80% of them (43 requests) were addressed to the original Spiro.ch, 4% (2 requests) were made to Vr2.verticalresponse.com and 4% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (831 ms) belongs to the original domain Spiro.ch.
Page size can be reduced by 45.6 kB (10%)
435.1 kB
389.5 kB
In fact, the total size of Spiro.ch main page is 435.1 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. 50% of websites need less resources to load. Images take 208.5 kB which makes up the majority of the site volume.
Potential reduce by 20.4 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. This page needs HTML code to be minified as it can gain 3.2 kB, which is 12% 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 20.4 kB or 76% of the original size.
Potential reduce by 6.4 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. SPIRO images are well optimized though.
Potential reduce by 14.3 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. This website has mostly compressed JavaScripts.
Potential reduce by 4.5 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. Spiro.ch needs all CSS files to be minified and compressed as it can save up to 4.5 kB or 11% of the original size.
Number of requests can be reduced by 31 (66%)
47
16
The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SPIRO. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
spiro.ch
624 ms
spiro.ch
518 ms
bootstrap.min.css
235 ms
owl.theme.css
317 ms
owl.carousel.css
316 ms
templates.css
423 ms
lightgallery.css
318 ms
jquery-1.12.4.min.js
63 ms
lazysizes.min.js
321 ms
jquery.sticky.js
341 ms
shaka-player.compiled.js
686 ms
shaka_init.js
414 ms
signup_forms.embedded-2.js
242 ms
signup_forms.embedded-2.css
208 ms
api.js
88 ms
js
111 ms
bootstrap.min.js
417 ms
scripts.js
416 ms
owl.carousel.min.js
539 ms
gallery.js
539 ms
isotope.pkgd.min.js
539 ms
api.js
107 ms
logo.png
108 ms
icon-search.png
108 ms
icon-close.png
108 ms
video_11.jpg
524 ms
box_2189.png
186 ms
box_2190.png
320 ms
box_2188.png
320 ms
box_2191.png
321 ms
box_2187.jpg
391 ms
box_2197.png
326 ms
icon-arrow-right-white2.png
325 ms
box_2198.png
325 ms
box_2199.png
325 ms
box_1892.png
432 ms
icon-arrow-right-blue.png
430 ms
box_1893.png
432 ms
box_1894.png
422 ms
facebook.png
518 ms
youtube.png
521 ms
instagram.png
533 ms
linkedin.png
536 ms
newsletter-icon-footer.svg
533 ms
IBMPlexSans-Light.woff
710 ms
IBMPlexSans.woff
757 ms
IBMPlexSans-Medium.woff
757 ms
IBMPlexSans-SemiBold.woff
831 ms
IBMPlexSans-Bold.woff
760 ms
recaptcha__en.js
47 ms
ga.js
122 ms
fbevents.js
130 ms
gen_204
99 ms
484918658878451
105 ms
spiro.ch 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
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.
spiro.ch 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
Page has valid source maps
spiro.ch SEO score
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Spiro.ch 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 Spiro.ch 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.
spiro.ch
Open Graph description is not detected on the main page of SPIRO. 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: