4.7 sec in total
206 ms
4.1 sec
334 ms
Click here to check amazing Lswn content for Italy. Otherwise, check out these important facts you probably never knew about lswn.it
LSWN - Le Scienze Web News è un magazine online indipendente di divulgazione scientifica, nato nel 2000 per favorire lo sviluppo e la diffusione della cultura scientifica.
Visit lswn.itWe analyzed Lswn.it page load time and found that the first response time was 206 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
lswn.it performance score
name
value
score
weighting
Value2.7 s
60/100
10%
Value7.2 s
6/100
25%
Value5.8 s
50/100
10%
Value1,120 ms
23/100
30%
Value0.232
54/100
15%
Value8.3 s
40/100
10%
206 ms
1184 ms
279 ms
554 ms
34 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 31% of them (20 requests) were addressed to the original Lswn.it, 9% (6 requests) were made to Cdn.lswn.it and 9% (6 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Lswn.it.
Page size can be reduced by 790.2 kB (44%)
1.8 MB
996.8 kB
In fact, the total size of Lswn.it main page is 1.8 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. 65% of websites need less resources to load. Javascripts take 877.8 kB which makes up the majority of the site volume.
Potential reduce by 112.0 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 112.0 kB or 76% of the original size.
Potential reduce by 19.5 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. Lswn images are well optimized though.
Potential reduce by 544.5 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 544.5 kB or 62% of the original size.
Potential reduce by 114.2 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. Lswn.it needs all CSS files to be minified and compressed as it can save up to 114.2 kB or 82% of the original size.
Number of requests can be reduced by 21 (36%)
58
37
The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lswn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and as a result speed up the page load time.
lswn.it
206 ms
www.lswn.it
1184 ms
LAB.min.js
279 ms
main.css
554 ms
font-awesome.min.css
34 ms
css
39 ms
adsbygoogle.js
31 ms
show_ads.js
32 ms
cookiebar.js
466 ms
addthis_widget.js
36 ms
sdk.js
74 ms
triticum_durum.506x285.jpg
1106 ms
two-black-holes-merge-into-one.506x285.jpg
1555 ms
morphine-pills.506x285.jpg
1001 ms
cockroach-on-top-robot-roach.506x285.jpg
833 ms
asteroid_web_1024.506x285.jpg
1213 ms
blocco-di-pannelli-solari.506x285.jpeg
1193 ms
aedes_albopictus.506x285.jpg
1458 ms
vulcanesimo-sottomarino-palla-di-neve.506x285.jpg
1453 ms
archean-earth.506x285.jpg
1452 ms
computational-reconstruction-brain-tissue-hippocampus.506x285.jpg
1579 ms
waste_cocobeach_india.506x285.jpg
1605 ms
paesaggio-alpi-svizzera.506x285.jpg
1774 ms
logo-romecup2016.80x80.jpg
1655 ms
tu-che-energia-vorresti.80x80.jpg
1677 ms
copertina-libro-parola-di-scienziato.80x80.jpg
1748 ms
1_ape_beamline_at_elettra_laboratory_r_m_2008.80x80.jpg
1763 ms
logo-fondazione-rimed.80x80.jpg
1807 ms
hypstair.80x80.jpg
1862 ms
logo.png
28 ms
searchbox.jpg
27 ms
fontawesome-webfont.woff
17 ms
ca-pub-9779460066489524.js
74 ms
zrt_lookup.html
113 ms
show_ads_impl.js
69 ms
widgets.js
53 ms
plusone.js
191 ms
analytics.js
129 ms
217 ms
ads
276 ms
jquery.min.js
136 ms
app.js
386 ms
xd_arbiter.php
164 ms
xd_arbiter.php
218 ms
osd.js
107 ms
ads
240 ms
collect
27 ms
ads
256 ms
collect
83 ms
cb=gapi.loaded_0
48 ms
m_js_controller.js
19 ms
abg.js
30 ms
favicon
102 ms
googlelogo_color_112x36dp.png
99 ms
nessie_icon_tiamat_white.png
51 ms
s
41 ms
x_button_blue2.png
32 ms
favicon
89 ms
Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
27 ms
boost
20 ms
300lo.json
17 ms
sh.07f0d9bf220d07a763adad1e.html
42 ms
ui
283 ms
layers.173914a8ea2767730b7b.js
42 ms
it.js
24 ms
lswn.it accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
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
[id] attributes on active, focusable elements are not unique
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.
lswn.it 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
Registers an unload listener
Detected JavaScript libraries
lswn.it 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
IT
IT
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lswn.it can be misinterpreted by Google and other search engines. Our service has detected that Italian is used on the page, and it matches the claimed language. Our system also found out that Lswn.it 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.
lswn.it
Open Graph description is not detected on the main page of Lswn. 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: