Tools & Wizards About Us
thegioiso3a.vn screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 0

    Best Practices

  • 86

    SEO

    Google-friendlier than
    60% of websites

thegioiso3a.vn

Thế Giới Số 3A - Chuyên Gia Công Nghệ

Page Load Speed

33.9 sec in total

First Response

885 ms

Resources Loaded

32.8 sec

Page Rendered

237 ms

thegioiso3a.vn screenshot

About Website

Click here to check amazing Thegioiso 3A content for Vietnam. Otherwise, check out these important facts you probably never knew about thegioiso3a.vn

Thế Giới Số 3A chuyên mua bán điện thoại iPhone, SAMSUNG, HUAWEI, OPPO, VIVO... Chính hãng, giá cạnh tranh nhất trên toàn quốc

Visit thegioiso3a.vn

Key Findings

We analyzed Thegioiso3a.vn page load time and found that the first response time was 885 ms and then it took 33 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

thegioiso3a.vn performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value13.1 s

0/100

25%

SI (Speed Index)

Value7.6 s

26/100

10%

TBT (Total Blocking Time)

Value640 ms

47/100

30%

CLS (Cumulative Layout Shift)

Value0.242

51/100

15%

TTI (Time to Interactive)

Value16.0 s

6/100

10%

Network Requests Diagram

thegioiso3a.vn

885 ms

thegioiso3a.vn

1615 ms

js

65 ms

style.css

544 ms

skin.css

820 ms

Our browser made a total of 117 requests to load all elements on the main page. We found that 65% of them (76 requests) were addressed to the original Thegioiso3a.vn, 8% (9 requests) were made to Static.xx.fbcdn.net and 6% (7 requests) were made to Page.widget.zalo.me. The less responsive or slowest element that took the longest time to load (20.3 sec) belongs to the original domain Thegioiso3a.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 910.0 kB (24%)

Content Size

3.7 MB

After Optimization

2.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Thegioiso3a.vn main page is 3.7 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. 65% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 219.0 kB

  • Original 242.2 kB
  • After minification 146.8 kB
  • After compression 23.3 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 95.4 kB, which is 39% 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 219.0 kB or 90% of the original size.

Image Optimization

-22%

Potential reduce by 640.8 kB

  • Original 2.9 MB
  • After minification 2.3 MB

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, Thegioiso 3A needs image optimization as it can save up to 640.8 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-10%

Potential reduce by 49.9 kB

  • Original 520.0 kB
  • After minification 519.5 kB
  • After compression 470.1 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.

CSS Optimization

-0%

Potential reduce by 312 B

  • Original 71.2 kB
  • After minification 71.2 kB
  • After compression 70.9 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. Thegioiso3a.vn has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 43 (39%)

Requests Now

111

After Optimization

68

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 111 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Thegioiso 3A. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

thegioiso3a.vn

thegioiso3a.vn

885 ms

thegioiso3a.vn

thegioiso3a.vn

1615 ms

js

js

65 ms

style.css

style.css

544 ms

skin.css

skin.css

820 ms

jquery.min.1.4.js

jquery.min.1.4.js

1368 ms

nivo.js

nivo.js

827 ms

jquery.jcarousel.min.js

jquery.jcarousel.min.js

825 ms

jcarousel.js

jcarousel.js

818 ms

common.js

common.js

20300 ms

icons_skype_.png

icons_skype_.png

828 ms

logo_logoo.png

logo_logoo.png

826 ms

18_Aug3ba3891ec462ad81c8c3f8293fd30fe8.jpg

18_Aug3ba3891ec462ad81c8c3f8293fd30fe8.jpg

2163 ms

18_Aug7c63aee8c0cf44158f433c06d87a1944.jpg

18_Aug7c63aee8c0cf44158f433c06d87a1944.jpg

1901 ms

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18_Aug052f41f9b229b2f11273feb1ad0e8327.png

2163 ms

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20_Augd3c5bdcf601ba5bd4d8869335113569d.jpg

3733 ms

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250_406_bang_gia_galaxy_z_fold4_.png

1682 ms

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250_580_7669e274_fc8e_4941_8b1b_d55575c67514.jpeg

1948 ms

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250_1178_7669e274_fc8e_4941_8b1b_d55575c67514.jpeg

2166 ms

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250_574_galaxy_s24_plus.png

2478 ms

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2430 ms

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250_1967_bang_gia_galaxy_s24_ultra_den.png

2436 ms

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2437 ms

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2711 ms

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2710 ms

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2708 ms

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2743 ms

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2980 ms

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250_1687_ssa31.jpeg

2978 ms

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250_1476_

2984 ms

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3271 ms

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250_1478_592_apple_macbook_pro_new_mluq2sa_a_450x300_450x300.jpg

3252 ms

250_1630_may_ghi_am_zoom_h6_black.jpg

250_1630_may_ghi_am_zoom_h6_black.jpg

3252 ms

addthis_widget.js

addthis_widget.js

77 ms

hurastore.js

hurastore.js

3265 ms

scrollToFixed.js

scrollToFixed.js

3521 ms

conversion.js

conversion.js

89 ms

tracking.js

tracking.js

1603 ms

sdk.js

sdk.js

1661 ms

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250_1015_untitled_11.png

3518 ms

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250_1014_z6.jpg

3530 ms

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250_1124_8_plus_chinh_gia_re.jpg

3534 ms

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250_1191_airpods_2_1478150559.jpg

3785 ms

250_1470_galaxynote9_512.jpg

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3505 ms

250_1566_

250_1566_

3244 ms

banner_7f6ffaa6.jpg

banner_7f6ffaa6.jpg

3775 ms

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3436 ms

hncall.png

hncall.png

3491 ms

hcmcall.png

hcmcall.png

3231 ms

pay2_new.jpg

pay2_new.jpg

3250 ms

bocongthuong.png

bocongthuong.png

3149 ms

scoll_top.png

scoll_top.png

2637 ms

analytics.js

analytics.js

37 ms

gtm.js

gtm.js

74 ms

bg_header_top.png

bg_header_top.png

807 ms

icons.png

icons.png

1333 ms

bg_header.jpg

bg_header.jpg

955 ms

bg_menu_.jpg

bg_menu_.jpg

934 ms

bg_category.png

bg_category.png

940 ms

bg_search.png

bg_search.png

1054 ms

bg_select_cate.png

bg_select_cate.png

1251 ms

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3277 ms

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9871 ms

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2377 ms

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3976 ms

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2377 ms

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2967 ms

thegioiso3a.vn

thegioiso3a.vn

3242 ms

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3498 ms

nivo_loading.gif

nivo_loading.gif

3508 ms

bg_deal.png

bg_deal.png

3543 ms

bg_hot_home.jpg

bg_hot_home.jpg

3764 ms

bg_footer.jpg

bg_footer.jpg

3761 ms

arrow_footer.png

arrow_footer.png

3796 ms

collect

collect

16 ms

js

js

57 ms

user.php

user.php

4283 ms

get_json.php

get_json.php

3989 ms

65 ms

80 ms

all.js

all.js

65 ms

page.widget.zalo.me

page.widget.zalo.me

1345 ms

za.js

za.js

1350 ms

40 ms

all.js

all.js

8 ms

18 ms

css2

css2

34 ms

za.js

za.js

282 ms

sdk-server-1.0.0.js

sdk-server-1.0.0.js

1276 ms

cphandler.js

cphandler.js

275 ms

zinit.js

zinit.js

547 ms

all.min.css

all.min.css

1084 ms

main.02e85093.chunk.css

main.02e85093.chunk.css

1090 ms

2.17bbab3c.chunk.js

2.17bbab3c.chunk.js

2190 ms

main.fdb0f5d4.chunk.js

main.fdb0f5d4.chunk.js

1093 ms

t

t

660 ms

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273 ms

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271 ms

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2405 ms

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542 ms

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536 ms

nivo_arrows.png

nivo_arrows.png

316 ms

bullets-sprite.png

bullets-sprite.png

316 ms

like_box.php

like_box.php

293 ms

like_box.php

like_box.php

95 ms

otoKjNgXJiB.css

otoKjNgXJiB.css

19 ms

Pvak98mlgyI.js

Pvak98mlgyI.js

26 ms

E_P-TzY6wm3.js

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75 ms

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78 ms

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76 ms

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82 ms

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77 ms

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102 ms

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57 ms

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70 ms

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55 ms

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26 ms

Accessibility Review

thegioiso3a.vn accessibility score

59

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

SEO Factors

thegioiso3a.vn SEO score

86

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    VI

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Thegioiso3a.vn can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Vietnamese. Our system also found out that Thegioiso3a.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.

Social Sharing Optimization

thegioiso3a.vn

Open Graph data is detected on the main page of Thegioiso 3A. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: