3.1 sec in total
365 ms
2.3 sec
371 ms
Visit sphero.com now to see the best up-to-date Sphero content for India and also check out these interesting facts you probably never knew about sphero.com
As a leading STEM learning company with interactive robotics & STEM education kits, Sphero teaches kids to code at home & in classrooms. Order online now!
Visit sphero.comWe analyzed Sphero.com page load time and found that the first response time was 365 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
sphero.com performance score
name
value
score
weighting
Value2.7 s
59/100
10%
Value6.8 s
7/100
25%
Value5.9 s
48/100
10%
Value4,030 ms
1/100
30%
Value0
100/100
15%
Value20.5 s
2/100
10%
365 ms
51 ms
37 ms
127 ms
62 ms
Our browser made a total of 49 requests to load all elements on the main page. We found that 6% of them (3 requests) were addressed to the original Sphero.com, 27% (13 requests) were made to Netlify.scdn4.secure.raxcdn.com and 10% (5 requests) were made to Match.adsrvr.org. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source S.ytimg.com.
Page size can be reduced by 1.1 MB (51%)
2.2 MB
1.1 MB
In fact, the total size of Sphero.com main page is 2.2 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. 45% of websites need less resources to load. Javascripts take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 309.5 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 309.5 kB or 92% of the original size.
Potential reduce by 1.4 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. Sphero images are well optimized though.
Potential reduce by 795.6 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 795.6 kB or 67% of the original size.
Potential reduce by 238 B
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. Sphero.com needs all CSS files to be minified and compressed as it can save up to 238 B or 51% of the original size.
Number of requests can be reduced by 19 (53%)
36
17
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sphero. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.
sphero.com
365 ms
www.sphero.com
51 ms
css
37 ms
9d9b0cbca79fd79f659c6bb7acdc7fc4540bdb3e.css
127 ms
cc.js
62 ms
oldieshim.fdfec7c7.js
176 ms
iframe_api
51 ms
1a90051df8d024641477f3f480b31d064ee516ed.js
230 ms
analytics.js
20 ms
www-widgetapi.js
1069 ms
aquant.js
936 ms
74619660.js
464 ms
index.html
38 ms
activityi;src=4982236;type=sprouniv;cat=sprouniv;ord=1771526599768.5493
180 ms
collect
108 ms
nav-logo.png
74 ms
graphic-hero-background.jpg
67 ms
graphic-hero-forefront.png
126 ms
graphic-starwars.png
67 ms
graphic-disney.png
70 ms
graphic-legal.png
70 ms
graphic-sprk-tile.jpg
75 ms
graphic-park-tile.jpg
81 ms
snapchat.png
81 ms
activityi;src=4982236;type=sprohome;cat=sprohome;ord=348188993521.0347
124 ms
pixel;r=1186515060;a=p-S7Q5u_K9Gqsf5;orderid=;revenue=;labels=_fp.event.Homepage;fpan=1;fpa=P0-1674433325-1456892128515;ns=0;ce=1;cm=;je=0;sr=1024x768x32;enc=n;dst=0;et=1456892128514;tzo=-180;ref=;url=http%3A%2F%2Fwww.sphero.com%2F;ogl=title.Sphero%20%7C%20Connected%20Entertainment%20Robots%2Csite_name.Sphero%2Curl.http%3A%2F%2Fwww%252Esphero%252Ecom%2Cimage.http%3A%2F%2Fwww%252Esphero%252Ecom%2Fimages%2Fsocial-media%2Fsocial-share-facebook%252Ejpg
36 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
45 ms
Jzo62I39jc0gQRrbndN6nfesZW2xOQ-xsNqO47m55DA.ttf
65 ms
material-design-iconic-font.b95ccb0e.woff
22 ms
collect
112 ms
conversion.js
124 ms
ga-audiences
78 ms
x32223r8316649
46 ms
52 ms
17 ms
generic
18 ms
6 ms
generic
12 ms
match
8 ms
generic
13 ms
generic
4 ms
rt=ifr
28 ms
pixel
17 ms
5907
44 ms
de79018136b059a40cd7767ae49467ac
36 ms
tpc=na_id
14 ms
4 ms
5 ms
362738.gif
5 ms
sphero.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
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
sphero.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
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
sphero.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sphero.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 Sphero.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.
sphero.com
Open Graph description is not detected on the main page of Sphero. 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: