4.5 sec in total
407 ms
3.6 sec
464 ms
Visit istone.vn now to see the best up-to-date Istone content and also check out these interesting facts you probably never knew about istone.vn
2TechViet Chuyên phân phối sản phẩm Apple. Với kinh nghiệm và đam mê sản phẩm Apple chúng tôi mong muốn trải nghiệm tốt nhất sản phẩm dịch vụ Apple tại Việt Nam
Visit istone.vnWe analyzed Istone.vn page load time and found that the first response time was 407 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
istone.vn performance score
name
value
score
weighting
Value4.6 s
14/100
10%
Value9.5 s
0/100
25%
Value8.1 s
21/100
10%
Value200 ms
90/100
30%
Value0.007
100/100
15%
Value6.7 s
57/100
10%
407 ms
165 ms
390 ms
260 ms
169 ms
Our browser made a total of 90 requests to load all elements on the main page. We found that 88% of them (79 requests) were addressed to the original Istone.vn, 2% (2 requests) were made to Google-analytics.com and 2% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Istone.vn.
Page size can be reduced by 1.5 MB (52%)
2.9 MB
1.4 MB
In fact, the total size of Istone.vn main page is 2.9 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. 70% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.
Potential reduce by 292.4 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 292.4 kB or 91% of the original size.
Potential reduce by 19.5 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. Istone images are well optimized though.
Potential reduce by 670.5 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 670.5 kB or 77% of the original size.
Potential reduce by 541.5 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. Istone.vn needs all CSS files to be minified and compressed as it can save up to 541.5 kB or 78% of the original size.
Number of requests can be reduced by 44 (51%)
86
42
The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Istone. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
istone.vn
407 ms
9ac0cd117fab6da0629db15c8c3f18a0.css
165 ms
603c959075e325dfe3921fa3f7ea327f.css
390 ms
prototype.js
260 ms
ccard.js
169 ms
validation.js
172 ms
builder.js
257 ms
effects.js
325 ms
dragdrop.js
328 ms
controls.js
330 ms
slider.js
471 ms
js.js
473 ms
form.js
492 ms
menu.js
483 ms
translate.js
489 ms
cookies.js
546 ms
jquery.js
657 ms
jquery-noconflict.js
568 ms
jquery.cookie.min.js
644 ms
jquery.easing.js
642 ms
bootstrap.min.js
704 ms
et_currencymanager_round.js
710 ms
jquery.fancybox.pack.js
724 ms
jssor.js
890 ms
jssor.slider.min.js
894 ms
jquery.plugin.min.js
809 ms
jquery.countdown.min.js
848 ms
jquery.elevatezoom.js
852 ms
bootstrap-tabdrop.js
867 ms
owl.carousel.min.js
995 ms
jquery.jqtransform.js
996 ms
waypoints.min.js
1001 ms
msrp.js
948 ms
matchMedia.js
1034 ms
matchMedia.addListener.js
1040 ms
modernizr.custom.min.js
1128 ms
css
69 ms
enquire.js
1015 ms
imagesloaded.js
1019 ms
sns-extend.js
1016 ms
app.js
1037 ms
sns-script.js
954 ms
background_2.jpg
575 ms
logo.png
97 ms
cms-usp-sprite-30day.png
96 ms
cms-usp-sprite-delivery.png
192 ms
cms-usp-sprite-cash.png
191 ms
slideshow1.jpg
545 ms
slideshow2.jpg
545 ms
vong_tay_da_onyx_mau_den_204701912_1_1.jpg
543 ms
vong_tay_ma_nao_da_mau_4_1.jpg
542 ms
vong_tay_da_vo_chai_den_5_1.jpg
541 ms
vong_tay_ma_nao_do_1_14.jpg
751 ms
vong_tay_go_da_ngoc_mat_meo_3_1.jpg
753 ms
vong_tay_aventurine_xanh_luc_2_2_1.jpg
751 ms
vong_tay_ma_nao_den_2_22.jpg
696 ms
vong_tay_ngoc_bich_da_mau_3_1.jpg
694 ms
vong_tay_luc_bao_tim_4_1.jpg
747 ms
vong_tay_ma_nao_do_4_1_1.jpg
908 ms
223001119_2_1.jpg
851 ms
vong_tay_da_ma_nao_ket_bon_mau_do_204431769_2_1.jpg
988 ms
vong_tay_da_aventurine_det_chuoi_6ly_4_2.jpg
964 ms
vong_tay_ngoc_bich_da_sac_5_3.jpg
963 ms
vong_tay_da_mat_ho_203901203_2_2.jpg
988 ms
vong_tay_thach_anh_hong_8ly_204701002_4_2.jpg
1085 ms
vong_tay_thach_anh_trang_ngoc_bich_204701004_2_2.jpg
1134 ms
t2ei6ixzjxxxxxxxxx-204431769.jpg
1121 ms
chuoi_vong_tay_phat_da_chalcedony_108_hat_3_1.jpg
1204 ms
vong_tay_da_onyx_den_3_1.jpg
1205 ms
4_1_1.jpg
1204 ms
tyhuuvay1_2.jpg
1236 ms
12483810_209809462694483_847375914_n_1.jpg
1275 ms
vong_tay_ngoc_mat_meo_2_1_1.jpg
1289 ms
vong_tay_thach_anh_tim_4_7_1.jpg
1267 ms
vong_tay_aventurine_4_1_2_1.jpg
1363 ms
12483810_209809462694483_847375914_n_1.jpg
1286 ms
fbevents.js
106 ms
gtm.js
59 ms
fontawesome-webfont.woff
1500 ms
loading.gif
1336 ms
analytics.js
19 ms
405 ms
collect
11 ms
collect
356 ms
conversion_async.js
302 ms
ga-audiences
111 ms
83 ms
43 ms
a57612f6b525b5882553dc2c53df63f8.css
164 ms
loader.gif
230 ms
istone.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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.
istone.vn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
istone.vn 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
VI
VI
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Istone.vn can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it matches the claimed language. Our system also found out that Istone.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.
istone.vn
Open Graph description is not detected on the main page of Istone. 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: