2.1 sec in total
148 ms
1.8 sec
177 ms
Welcome to jfl.com.br homepage info - get ready to check JFL best content for Brazil right away, or after learning these important things about jfl.com.br
JFL Alarmes desenvolve alta tecnologia em segurança eletrônica: alarmes, CFTV, iluminação, alarmes de incêndio, interfonia e porteiros eletronicos.
Visit jfl.com.brWe analyzed Jfl.com.br page load time and found that the first response time was 148 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
jfl.com.br performance score
name
value
score
weighting
Value4.7 s
13/100
10%
Value31.9 s
0/100
25%
Value10.3 s
8/100
10%
Value3,270 ms
2/100
30%
Value0.181
67/100
15%
Value19.4 s
2/100
10%
148 ms
17 ms
5 ms
6 ms
6 ms
Our browser made a total of 37 requests to load all elements on the main page. We found that 73% of them (27 requests) were addressed to the original Jfl.com.br, 11% (4 requests) were made to Google-analytics.com and 11% (4 requests) were made to Jflalarmes.tecnologia.ws. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Jflalarmes.tecnologia.ws.
Page size can be reduced by 162.4 kB (12%)
1.3 MB
1.2 MB
In fact, the total size of Jfl.com.br main page is 1.3 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. 25% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 16.1 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 16.1 kB or 72% of the original size.
Potential reduce by 9.5 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. JFL images are well optimized though.
Potential reduce by 116.8 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 116.8 kB or 59% of the original size.
Potential reduce by 20.0 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. Jfl.com.br needs all CSS files to be minified and compressed as it can save up to 20.0 kB or 81% of the original size.
Number of requests can be reduced by 19 (56%)
34
15
The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JFL. 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 4 to 1 for CSS and as a result speed up the page load time.
jfl.com.br
148 ms
jquery.min.js
17 ms
jquery.maskedinput.js
5 ms
css-style.css
6 ms
css-menu.css
6 ms
css-form.css
6 ms
slide.css
6 ms
modernizr.custom.79639.js
7 ms
jquery.ba-cond.min.js
8 ms
jquery.slitslider.js
7 ms
analytics.js
42 ms
jfl-banner-26pta8arf1gdjbz3rk7p.jpg
1583 ms
ga.js
24 ms
logo-jfl-alarmes.png
44 ms
icon-busca.png
6 ms
mais.png
5 ms
close.png
41 ms
login-bot.png
42 ms
icon-alarmes.png
42 ms
icon-cftv.png
43 ms
icon-interfonia.png
44 ms
icon-incendio.png
45 ms
icon-iluminacao.png
44 ms
fundo-mascara.png
46 ms
icon-curso.png
47 ms
icon-ddns.png
47 ms
icon-loja.png
47 ms
icon-facebook.png
48 ms
icon-twitter.png
49 ms
icon-youtube.png
50 ms
jfl-banner-ewp0q0qhldpxo0p1n3l9.jpg
1417 ms
jfl-banner-ppo1uorypucudxwrff1f.jpg
1123 ms
jfl-banner-8mzfqoavd1951a975xsu.jpg
980 ms
collect
34 ms
__utm.gif
15 ms
collect
60 ms
collect
69 ms
jfl.com.br 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.
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
ARIA IDs are not unique
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
jfl.com.br 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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
jfl.com.br 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
PT
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jfl.com.br can be misinterpreted by Google and other search engines. Our service has detected that Portuguese 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 Jfl.com.br main page’s claimed encoding is iso-8859-1. 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.
jfl.com.br
Open Graph description is not detected on the main page of JFL. 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: