3.6 sec in total
656 ms
2.6 sec
356 ms
Welcome to lifa-air.com homepage info - get ready to check Lifa Air best content for Taiwan right away, or after learning these important things about lifa-air.com
Lifa Air is your partner for indoor air quality solutions. Our high-quality products and services produce purely better air – under all conditions.
Visit lifa-air.comWe analyzed Lifa-air.com page load time and found that the first response time was 656 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.
lifa-air.com performance score
name
value
score
weighting
Value4.0 s
23/100
10%
Value10.2 s
0/100
25%
Value6.3 s
42/100
10%
Value600 ms
49/100
30%
Value0
100/100
15%
Value11.4 s
19/100
10%
656 ms
709 ms
387 ms
9 ms
478 ms
Our browser made a total of 49 requests to load all elements on the main page. We found that 61% of them (30 requests) were addressed to the original Lifa-air.com, 18% (9 requests) were made to Fonts.gstatic.com and 4% (2 requests) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (709 ms) belongs to the original domain Lifa-air.com.
Page size can be reduced by 289.1 kB (76%)
378.8 kB
89.7 kB
In fact, the total size of Lifa-air.com main page is 378.8 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. 60% of websites need less resources to load. Javascripts take 312.6 kB which makes up the majority of the site volume.
Potential reduce by 32.9 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. This page needs HTML code to be minified as it can gain 10.9 kB, which is 28% 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 32.9 kB or 85% of the original size.
Potential reduce by 0 B
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. Lifa Air images are well optimized though.
Potential reduce by 236.6 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 236.6 kB or 76% of the original size.
Potential reduce by 19.6 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. Lifa-air.com needs all CSS files to be minified and compressed as it can save up to 19.6 kB or 77% of the original size.
Number of requests can be reduced by 18 (55%)
33
15
The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lifa Air. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
lifa-air.com
656 ms
www.lifa-air.com
709 ms
bootstrap.min.css
387 ms
font-awesome.min.css
9 ms
jquery-2.1.4.min.js
478 ms
bootstrap.min.js
295 ms
style.css
509 ms
animate.min.css
399 ms
slick.css
213 ms
slick-theme.css
311 ms
css
31 ms
css
70 ms
slick.css
20 ms
bundle.css
577 ms
slick.min.js
23 ms
countUp.min.js
407 ms
jquery.gsap.min.js
503 ms
ScrollMagic.js
646 ms
block-display.js
515 ms
font-adjust.js
570 ms
smooth-scroll.js
644 ms
loading.png
146 ms
logo.png
147 ms
Homepage_tile_01.jpg
401 ms
Homepage_tile_02.jpg
311 ms
home_recent_projects.jpg
401 ms
NADCA_logo.png
400 ms
REHVA_logo.jpg
467 ms
EVHA_logo.gif
373 ms
home_tile_renovation.jpg
306 ms
home_tile_filtration.jpg
630 ms
tile_recent_projects.jpg
498 ms
IczWvq5y_Cwwv_rBjOtT0w.woff
262 ms
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261 ms
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256 ms
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256 ms
PKCRbVvRfd5n7BTjtGiFZBsxEYwM7FgeyaSgU71cLG0.woff
256 ms
fontawesome-webfont.woff
154 ms
analytics.js
228 ms
ajax-loader.gif
216 ms
home_tile_ventlation.jpg
195 ms
slick.woff
209 ms
collect
17 ms
collect
56 ms
ga-audiences
53 ms
lifa-air.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Image elements do not have [alt] attributes
Links do not have a discernible name
lifa-air.com 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
Browser errors were logged to the console
Page has valid source maps
lifa-air.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
N/A
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lifa-air.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Lifa-air.com main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
lifa-air.com
Open Graph description is not detected on the main page of Lifa Air. 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: