3 sec in total
152 ms
1.6 sec
1.3 sec
Click here to check amazing EF Labs content for Mexico. Otherwise, check out these important facts you probably never knew about eflabs.io
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Visit eflabs.ioWe analyzed Eflabs.io page load time and found that the first response time was 152 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
eflabs.io performance score
name
value
score
weighting
Value3.7 s
29/100
10%
Value5.6 s
17/100
25%
Value8.4 s
19/100
10%
Value2,400 ms
5/100
30%
Value0.133
81/100
15%
Value19.1 s
3/100
10%
152 ms
29 ms
163 ms
135 ms
594 ms
Our browser made a total of 60 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Eflabs.io, 65% (39 requests) were made to A.marketing.englishlive.ef.com and 22% (13 requests) were made to A.storyblok.com. The less responsive or slowest element that took the longest time to load (819 ms) relates to the external source A.marketing.englishlive.ef.com.
Page size can be reduced by 421.7 kB (10%)
4.3 MB
3.9 MB
In fact, the total size of Eflabs.io main page is 4.3 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. 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 3.2 MB which makes up the majority of the site volume.
Potential reduce by 157.0 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 157.0 kB or 82% of the original size.
Potential reduce by 264.3 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. EF Labs images are well optimized though.
Potential reduce by 486 B
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.
Number of requests can be reduced by 26 (50%)
52
26
The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of EF Labs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and as a result speed up the page load time.
eflabs.io
152 ms
home.aspx
29 ms
163 ms
24398081144.js
135 ms
EFCircular.css
594 ms
challenge.js
459 ms
2ebcfa69f309bfcb.css
641 ms
polyfills-5cd94c89d3acac5f.js
819 ms
webpack-15a4c4adf27770d9.js
762 ms
framework-4ed89e9640adfb9e.js
769 ms
main-3f10ce77294a0ce0.js
770 ms
_app-73eec1674a626684.js
770 ms
c50fcd15-091012db1abdfff9.js
761 ms
ea88be26-43b75960b55a0567.js
771 ms
3884-36bc638122c086f8.js
741 ms
9836-0f2cad8b3a87b3f7.js
734 ms
9669-90b2a30477912231.js
732 ms
3477-9fd5a1be21111667.js
739 ms
8008-d47af9b3729c69d9.js
747 ms
8147-5314fea9327fc45a.js
739 ms
4075-836e5addc0eca4a1.js
741 ms
582-acbdc57d219c94e8.js
740 ms
846-b325249861e871fc.js
740 ms
1078-5277a366bb3271c7.js
741 ms
7274-75c860855819ba55.js
742 ms
9213-65beef9891afc629.js
742 ms
webPage-68fbcc70af6bebba.js
743 ms
_buildManifest.js
745 ms
_ssgManifest.js
760 ms
_middlewareManifest.js
743 ms
beacon.min.js
295 ms
v84a3a4012de94ce1a686ba8c167c359c1696973893317
453 ms
filters:quality(90)
310 ms
englishlive.svg
484 ms
curveBoundaryTop.svg
498 ms
curveBoundaryLeft.svg
487 ms
curveBoundaryRight.svg
487 ms
trustpilotLogo.svg
718 ms
stars.svg
722 ms
englishlive-white.svg
724 ms
microsoftteams-image-13.png
247 ms
microsoftteams-image-12.png
248 ms
atyourtime.png
246 ms
google.svg
217 ms
nike.svg
246 ms
amazon.svg
251 ms
audi.svg
248 ms
carrousel-2_man.png
279 ms
carrousel1_woman.png
283 ms
filters:format(jpg):quality(10)
729 ms
filters:format(jpg):quality(10)
729 ms
us-flg.svg
258 ms
a24099230963.html
222 ms
middleGreySwoop.svg
393 ms
footerGradientSwoop.svg
382 ms
Black.woff
288 ms
Bold.woff
253 ms
Medium.woff
252 ms
Book.woff
279 ms
Light.woff
277 ms
eflabs.io accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Image elements do not have [alt] attributes
Links do not have a discernible name
eflabs.io best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
eflabs.io 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
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 Eflabs.io 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 Eflabs.io 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.
eflabs.io
Open Graph data is detected on the main page of EF Labs. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: