2.1 sec in total
22 ms
1.1 sec
994 ms
Click here to check amazing Edu IRobot content for United States. Otherwise, check out these important facts you probably never knew about edu.irobot.com
Using robots to empower the next generation of innovators. Learn more about our educational robots, resources and STEM programming here.
Visit edu.irobot.comWe analyzed Edu.irobot.com page load time and found that the first response time was 22 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
edu.irobot.com performance score
name
value
score
weighting
Value3.2 s
43/100
10%
Value30.3 s
0/100
25%
Value11.1 s
6/100
10%
Value4,730 ms
0/100
30%
Value0.245
51/100
15%
Value26.9 s
0/100
10%
22 ms
454 ms
596 ms
35 ms
58 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 66% of them (43 requests) were addressed to the original Edu.irobot.com, 6% (4 requests) were made to Google-analytics.com and 5% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (596 ms) relates to the external source Ufe.user1st.info.
Page size can be reduced by 365.9 kB (5%)
7.1 MB
6.7 MB
In fact, the total size of Edu.irobot.com main page is 7.1 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 6.7 MB which makes up the majority of the site volume.
Potential reduce by 62.0 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. This page needs HTML code to be minified as it can gain 18.6 kB, which is 25% 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 62.0 kB or 85% of the original size.
Potential reduce by 282.4 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. Edu IRobot images are well optimized though.
Potential reduce by 13.9 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. This website has mostly compressed JavaScripts.
Potential reduce by 7.5 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. Edu.irobot.com needs all CSS files to be minified and compressed as it can save up to 7.5 kB or 20% of the original size.
Number of requests can be reduced by 28 (50%)
56
28
The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Edu IRobot. 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.
edu.irobot.com
22 ms
edu.irobot.com
454 ms
frontend.prod.js
596 ms
styles.css
35 ms
jquery.min.js
58 ms
70 ms
notice
268 ms
js
248 ms
v2.js
110 ms
app.min.js
56 ms
5592815.js
228 ms
hotjar-3658658.js
294 ms
gtm.js
292 ms
gtm.js
256 ms
fbevents.js
224 ms
analytics.js
209 ms
mobile-nav-bg.svg
146 ms
dropdown-arrow-black.svg
173 ms
Edu_Main-Nav_iRCApps.svg
174 ms
Edu_Main-Nav_Root.svg
185 ms
Edu_Main-Nav_Create.svg
195 ms
Edu_Main-Nav_LearningLibrary_2023-11-30-163900_xmow.svg
184 ms
Edu_Main-Nav_Curriculum.svg
183 ms
Edu_Main-Nav_CaseStudies.svg
195 ms
irobot-logo.svg
193 ms
Create-3_Hero-4.png
337 ms
wave-up.svg
214 ms
Root-Coding-Robots_Hero.png
328 ms
Middle-School@2x.jpg
286 ms
spiro-1.svg
244 ms
dropdown-arrow-white.svg
245 ms
EducatorStudents@2x.jpg
287 ms
edu_spiro.svg
283 ms
InnoRoom_iRobotSTEM.jpg
290 ms
community_spiro.svg
285 ms
Community@2x.jpg
331 ms
prof_spiro.svg
288 ms
portfolio_root_noshadow@2x.png
323 ms
arrow-right.svg
324 ms
Create-3_45deg.png
330 ms
App-icon.png
327 ms
portfolio_lesson_lib_noshadow@2x.png
332 ms
wave-down.svg
332 ms
InnoRoom_iRobotSTEM.jpg
336 ms
students-whiteboard_Root_cropped.jpg
349 ms
root_for_educators_1733x800.jpg
337 ms
slider-arrow-prev.svg
221 ms
slider-arrow-next.svg
219 ms
HarmoniaSansProCyr-Regular.otf
218 ms
HarmoniaSansProCyr-SemiBd.otf
220 ms
HarmoniaSansProCyr-Black.otf
221 ms
RTRaleway-SemiBold.ttf
222 ms
conversations-embed.js
151 ms
fb.js
153 ms
5592815.js
272 ms
collectedforms.js
150 ms
banner.js
150 ms
web-interactives-embed.js
223 ms
RTRaleway-Bold.ttf
210 ms
RTRaleway-Medium.ttf
175 ms
RTRaleway-Regular.ttf
176 ms
ecommerce.js
76 ms
ec.js
79 ms
modules.84f80a92c39bbd76564a.js
89 ms
collect
88 ms
edu.irobot.com 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
Form elements do not have associated labels
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
Heading elements are not in a sequentially-descending order
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
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.
edu.irobot.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
edu.irobot.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
Image elements do not have [alt] attributes
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Edu.irobot.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 Edu.irobot.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.
edu.irobot.com
Open Graph data is detected on the main page of Edu IRobot. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: