15.4 sec in total
4.4 sec
10.3 sec
752 ms
Welcome to ispeak.vn homepage info - get ready to check Ispeak best content for Vietnam right away, or after learning these important things about ispeak.vn
Gia sư tiếng Anh trực tuyến của bạn - 1 thày 1 trò giáo viên bản ngữ
Visit ispeak.vnWe analyzed Ispeak.vn page load time and found that the first response time was 4.4 sec and then it took 11 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
ispeak.vn performance score
name
value
score
weighting
Value5.2 s
8/100
10%
Value12.0 s
0/100
25%
Value21.4 s
0/100
10%
Value36,920 ms
0/100
30%
Value1.355
0/100
15%
Value51.5 s
0/100
10%
4433 ms
127 ms
67 ms
102 ms
120 ms
Our browser made a total of 111 requests to load all elements on the main page. We found that 70% of them (78 requests) were addressed to the original Ispeak.vn, 4% (4 requests) were made to Maxcdn.bootstrapcdn.com and 3% (3 requests) were made to Vs15.tawk.to. The less responsive or slowest element that took the longest time to load (4.4 sec) belongs to the original domain Ispeak.vn.
Page size can be reduced by 2.2 MB (48%)
4.6 MB
2.4 MB
In fact, the total size of Ispeak.vn main page is 4.6 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. 80% 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 2.4 MB which makes up the majority of the site volume.
Potential reduce by 59.5 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. This page needs HTML code to be minified as it can gain 8.1 kB, which is 11% 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 59.5 kB or 81% of the original size.
Potential reduce by 574.9 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. Obviously, Ispeak needs image optimization as it can save up to 574.9 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 1.2 MB
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 1.2 MB or 73% of the original size.
Potential reduce by 396.1 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. Ispeak.vn needs all CSS files to be minified and compressed as it can save up to 396.1 kB or 84% of the original size.
Number of requests can be reduced by 48 (45%)
106
58
The browser has sent 106 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ispeak. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.
ispeak.vn
4433 ms
css
127 ms
jquery-ui.css
67 ms
bootstrap.min.css
102 ms
font-awesome.min.css
120 ms
owl.carousel.css
517 ms
owl.theme.css
519 ms
animate.css
523 ms
material-design-iconic-font.min.css
535 ms
jquery.circliful.css
527 ms
jquery.dataTables.min.css
528 ms
chosen.min.css
771 ms
bootstrap-rating.css
775 ms
summernote.css
776 ms
jquery.jscrollpane.css
787 ms
customSelectBox.css
792 ms
style.css
804 ms
custom.css
1027 ms
jquery.min.js
1538 ms
jquery-ui.min.js
65 ms
bootstrap.min.js
67 ms
owl.carousel.js
1016 ms
jquery.number.min.js
1037 ms
bootstrap-rating.min.js
1041 ms
jquery.popupoverlay.js
1056 ms
jquery.dataTables.min.js
1527 ms
weekpicker.js
1274 ms
jquery.equalizer.min.js
1299 ms
summernote.min.js
1627 ms
chosen.jquery.min.js
1326 ms
jquery.circliful.min.js
1532 ms
calendar.js
1625 ms
jScrollPane.js
1641 ms
jquery.mousewheel.js
1785 ms
SelectBox.js
1779 ms
jquery.inlineEditing.js
1781 ms
waypoints.js
1812 ms
myajax.js
1817 ms
main.js
1858 ms
css
25 ms
logo.png
563 ms
ban_muon_du_hoc_160307101020.png
555 ms
yw2_160307101538.png
555 ms
yw3_160307101538.png
556 ms
yw4_160307101538.png
555 ms
youwant.png
2112 ms
logo_noi-tieng-anh.png
877 ms
dv1.jpg
1557 ms
dv2.jpg
1814 ms
ispeak_square_160726105301.png
1071 ms
ispeak_square_160726105336.png
684 ms
9780194813853_160420063757.jpg
1352 ms
way1.jpg
1845 ms
way2.jpg
2321 ms
way3.jpg
2322 ms
1_150711033954.jpg
1814 ms
5_150711041530.jpg
2070 ms
marivicrosales_151107122938.bmp
2593 ms
01ba917216e51ac01ea15b4fa9f5513608a4f46975_151121085819.jpg
2620 ms
20151027_174659_1_151118010903.jpg
3352 ms
primary_pic_le_corporate_150714072716.jpg
2369 ms
pic_2_160522085035.jpg
2583 ms
mavericc_mijares_150817074302.jpg
2586 ms
ivy_150915085052.jpg
2632 ms
10_151109032914.jpg
3891 ms
1545010_10202684718987962_1413333407_n_151116031800.jpg
2855 ms
profile300_151116042150.jpg
2845 ms
photo_on_2015_09_25_at_03_13_151113050653.jpg
2874 ms
sykes_151119100754.png
3421 ms
img_4009_160423123117.jpg
3104 ms
33_1_160301065347.jpg
3394 ms
12789746_1680807342168453_1617511504_o_1_160321084702.jpg
3132 ms
2_160720112513.jpg
3363 ms
1_160720112249.jpg
3391 ms
3_160720112653.jpg
3602 ms
138289638
508 ms
4_160720113924.jpg
3565 ms
sdk.js
471 ms
G-mm5mDezDSs-RvEL7XAEBsxEYwM7FgeyaSgU71cLG0.woff
547 ms
fontawesome-webfont.woff
317 ms
default
704 ms
analytics.js
313 ms
ui-bg_flat_75_ffffff_40x100.png
151 ms
player.js
557 ms
player.css
530 ms
ga.js
335 ms
vuid.min.js
557 ms
UTMCaviar.woff
3110 ms
1_160721114335.png
3396 ms
icon-sl.png
3161 ms
iconsearch.png
3313 ms
bg-titss.png
3335 ms
collect
126 ms
bg-ar.png
3234 ms
collect
582 ms
494 ms
bz-D0tzmBsw.js
534 ms
bz-D0tzmBsw.js
674 ms
__utm.gif
169 ms
ar-st.png
3031 ms
icons.png
409 ms
96.png
423 ms
book.png
3035 ms
1469768388473
467 ms
533868251.jpg
212 ms
ar-st2.png
2790 ms
812 ms
default-green_60x60.png
32 ms
57 ms
225 ms
v3
57 ms
ispeak.vn 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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
ispeak.vn 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
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
ispeak.vn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
VI
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ispeak.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese 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 Ispeak.vn 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.
ispeak.vn
Open Graph description is not detected on the main page of Ispeak. 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: