4.2 sec in total
202 ms
3.5 sec
517 ms
Click here to check amazing Roberto Trotta content. Otherwise, check out these important facts you probably never knew about robertotrotta.com
Statistical analysis, Art and science collaboration, Science communication, Astrophysics consultancy for movies and artists, Data Analysis, Deep Learning, Machine Learning, Expert Witness | London & T...
Visit robertotrotta.comWe analyzed Robertotrotta.com page load time and found that the first response time was 202 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
robertotrotta.com performance score
name
value
score
weighting
Value3.0 s
49/100
10%
Value7.8 s
3/100
25%
Value5.7 s
51/100
10%
Value380 ms
69/100
30%
Value1
2/100
15%
Value33.2 s
0/100
10%
202 ms
2304 ms
27 ms
40 ms
128 ms
Our browser made a total of 38 requests to load all elements on the main page. We found that 92% of them (35 requests) were addressed to the original Robertotrotta.com, 5% (2 requests) were made to Fonts.googleapis.com and 3% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Robertotrotta.com.
Page size can be reduced by 645.9 kB (5%)
11.8 MB
11.1 MB
In fact, the total size of Robertotrotta.com main page is 11.8 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. 30% of websites need less resources to load. Images take 11.5 MB which makes up the majority of the site volume.
Potential reduce by 76.3 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 76.3 kB or 78% of the original size.
Potential reduce by 523.4 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. Roberto Trotta images are well optimized though.
Potential reduce by 29.5 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 29.5 kB or 30% of the original size.
Potential reduce by 16.6 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. Robertotrotta.com needs all CSS files to be minified and compressed as it can save up to 16.6 kB or 37% of the original size.
Number of requests can be reduced by 22 (61%)
36
14
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Roberto Trotta. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
robertotrotta.com
202 ms
robertotrotta.com
2304 ms
css
27 ms
css
40 ms
style.css
128 ms
style.min.css
249 ms
styles.css
330 ms
ctf-styles.min.css
193 ms
superfish.css
191 ms
flexslider.css
195 ms
tmm_style.css
203 ms
script.min.js
213 ms
jquery-1.12.4-wp.js
329 ms
jquery-migrate-1.4.1-wp.js
213 ms
js
61 ms
comment-reply.min.js
216 ms
index.js
445 ms
index.js
283 ms
superfish.js
281 ms
jquery.fitvids.js
284 ms
jquery.actual.min.js
444 ms
tinynav.min.js
444 ms
jquery.scrollTo.min.js
445 ms
jquery.isotope.min.js
445 ms
jquery.flexslider-min.js
446 ms
theme_trust.js
445 ms
hs-2009-25-l-large_web.jpg
302 ms
STARBORN_US_Cover_LR-2.png
546 ms
191030_trotta_roberto_001.jpg
608 ms
Trotta-12.jpg
491 ms
DSC2293-scaled.jpg
393 ms
ICL_I-Hub_0270.jpg
547 ms
2014-02-10-15.07.33.jpg
494 ms
direction_down.png
459 ms
Roberto_Trotta_Round.001-300x300.jpeg
540 ms
STARBORN_2_covers-1024x719.png
620 ms
direction_prev.png
307 ms
direction_next.png
346 ms
robertotrotta.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.
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
Form elements do not have associated labels
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.
robertotrotta.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
General
Impact
Issue
Detected JavaScript libraries
robertotrotta.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
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 Robertotrotta.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 Robertotrotta.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.
robertotrotta.com
Open Graph data is detected on the main page of Roberto Trotta. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: