Tools & Wizards About Us
sim-dep.com screenshot

Report Summary

  • 70

    Performance

    Renders faster than
    81% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

sim-dep.com

国色天香一卡一二卡

Page Load Speed

7.9 sec in total

First Response

2.4 sec

Resources Loaded

4.9 sec

Page Rendered

553 ms

sim-dep.com screenshot

About Website

Visit sim-dep.com now to see the best up-to-date Sim Dep content and also check out these interesting facts you probably never knew about sim-dep.com

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Visit sim-dep.com

Key Findings

We analyzed Sim-dep.com page load time and found that the first response time was 2.4 sec and then it took 5.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

sim-dep.com performance score

70

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

87/100

10%

LCP (Largest Contentful Paint)

Value1.9 s

98/100

25%

SI (Speed Index)

Value9.3 s

13/100

10%

TBT (Total Blocking Time)

Value290 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0.326

35/100

15%

TTI (Time to Interactive)

Value6.1 s

63/100

10%

Network Requests Diagram

sim-dep.com

2411 ms

style.css

535 ms

stv2.css

533 ms

menu_style.css

536 ms

stylesmenu.css

537 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 96% of them (44 requests) were addressed to the original Sim-dep.com, 2% (1 request) were made to Simbinhdan.vn and 2% (1 request) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Sim-dep.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 286.7 kB (73%)

Content Size

391.9 kB

After Optimization

105.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sim-dep.com main page is 391.9 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Javascripts take 165.8 kB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 141.4 kB

  • Original 157.6 kB
  • After minification 144.4 kB
  • After compression 16.2 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 141.4 kB or 90% of the original size.

Image Optimization

-33%

Potential reduce by 10.0 kB

  • Original 30.2 kB
  • After minification 20.2 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, Sim Dep needs image optimization as it can save up to 10.0 kB or 33% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-63%

Potential reduce by 104.8 kB

  • Original 165.8 kB
  • After minification 144.9 kB
  • After compression 60.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 104.8 kB or 63% of the original size.

CSS Optimization

-80%

Potential reduce by 30.4 kB

  • Original 38.3 kB
  • After minification 30.8 kB
  • After compression 7.8 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. Sim-dep.com needs all CSS files to be minified and compressed as it can save up to 30.4 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (63%)

Requests Now

43

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sim Dep. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sim-dep.com

sim-dep.com

2411 ms

style.css

style.css

535 ms

stv2.css

stv2.css

533 ms

menu_style.css

menu_style.css

536 ms

stylesmenu.css

stylesmenu.css

537 ms

colorbox.css

colorbox.css

549 ms

ddsmoothmenu.css

ddsmoothmenu.css

559 ms

lytebox.css

lytebox.css

797 ms

jquery-1.5.1.min.js

jquery-1.5.1.min.js

1076 ms

jquery.colorbox.js

jquery.colorbox.js

803 ms

jquery.scroll.pack.js

jquery.scroll.pack.js

803 ms

jquery.easing.js

jquery.easing.js

821 ms

aindex.php

aindex.php

1649 ms

ajax.js

ajax.js

1062 ms

stv.js

stv.js

1068 ms

ie.css

ie.css

1068 ms

firefox.css

firefox.css

1126 ms

swfobject.js

swfobject.js

1326 ms

bannersimbinhdan.gif

bannersimbinhdan.gif

1388 ms

s1.png

s1.png

1328 ms

body_bg_top.png

body_bg_top.png

539 ms

overlay.png

overlay.png

271 ms

controls.png

controls.png

275 ms

border.png

border.png

469 ms

loading_background.png

loading_background.png

476 ms

loading.gif

loading.gif

478 ms

ga.js

ga.js

17 ms

m_left.png

m_left.png

272 ms

m_bg.png

m_bg.png

267 ms

m_space.png

m_space.png

283 ms

m_right.png

m_right.png

268 ms

bg_menu.png

bg_menu.png

277 ms

bg_menu_c.png

bg_menu_c.png

268 ms

bg_menu_b.png

bg_menu_b.png

524 ms

box_h3.png

box_h3.png

374 ms

bg_main.png

bg_main.png

375 ms

bg_main_c.png

bg_main_c.png

388 ms

bg_main_b.png

bg_main_b.png

400 ms

tdtop_bg.png

tdtop_bg.png

633 ms

log_viettel.png

log_viettel.png

640 ms

logo_vietnamobi.png

logo_vietnamobi.png

641 ms

logo_mobifone.png

logo_mobifone.png

661 ms

logo_vinaphone.png

logo_vinaphone.png

679 ms

logo_gmobile.png

logo_gmobile.png

901 ms

bg_trang.gif

bg_trang.gif

906 ms

totop.png

totop.png

906 ms

Accessibility Review

sim-dep.com accessibility score

68

Accessibility Issues

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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

sim-dep.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

sim-dep.com SEO score

58

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sim-dep.com 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) and no language is claimed in <html> or <meta> tags either. Our system also found out that Sim-dep.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.

Social Sharing Optimization

sim-dep.com

Open Graph description is not detected on the main page of Sim Dep. 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: