Tools & Wizards About Us
carcam.vn screenshot

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

carcam.vn

Độ xe Carcam 2022 - Số 15 Ngõ 29 Láng Hạ, Ba Đình, Hà Nội - 0916981968

Page Load Speed

25 sec in total

First Response

922 ms

Resources Loaded

23.3 sec

Page Rendered

800 ms

carcam.vn screenshot

About Website

Visit carcam.vn now to see the best up-to-date Carcam content for Vietnam and also check out these interesting facts you probably never knew about carcam.vn

Carcam địa chỉ tin cậy chuyên cung cấp các dòng sản phẩm camera hành trình ô tô tốt nhất thị trường hiện nay. Hãy liên hệ vào số HOTLINE 0916981968 để được tư vấn thêm về các dòng sản phẩm camera hành...

Visit carcam.vn

Key Findings

We analyzed Carcam.vn page load time and found that the first response time was 922 ms and then it took 24.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

carcam.vn performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value21.4 s

0/100

25%

SI (Speed Index)

Value14.4 s

1/100

10%

TBT (Total Blocking Time)

Value1,730 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0.41

24/100

15%

TTI (Time to Interactive)

Value26.5 s

0/100

10%

Network Requests Diagram

carcam.vn

922 ms

carcam.vn

1582 ms

jquery.min.js

1350 ms

js

72 ms

js

119 ms

Our browser made a total of 184 requests to load all elements on the main page. We found that 59% of them (108 requests) were addressed to the original Carcam.vn, 29% (54 requests) were made to Cdn.nanoweb.vn and 5% (10 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (7.9 sec) belongs to the original domain Carcam.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.0 MB (25%)

Content Size

8.1 MB

After Optimization

6.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Carcam.vn main page is 8.1 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. 75% 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 7.6 MB which makes up the majority of the site volume.

HTML Optimization

-95%

Potential reduce by 381.6 kB

  • Original 402.9 kB
  • After minification 207.4 kB
  • After compression 21.2 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. This page needs HTML code to be minified as it can gain 195.4 kB, which is 49% 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 381.6 kB or 95% of the original size.

Image Optimization

-21%

Potential reduce by 1.6 MB

  • Original 7.6 MB
  • After minification 5.9 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, Carcam needs image optimization as it can save up to 1.6 MB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 353 B

  • Original 74.3 kB
  • After minification 74.3 kB
  • After compression 73.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-4%

Potential reduce by 2.4 kB

  • Original 58.7 kB
  • After minification 58.7 kB
  • After compression 56.4 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. Carcam.vn has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 29 (25%)

Requests Now

116

After Optimization

87

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 116 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Carcam. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

carcam.vn

carcam.vn

922 ms

carcam.vn

carcam.vn

1582 ms

jquery.min.js

jquery.min.js

1350 ms

js

js

72 ms

js

js

119 ms

css

css

39 ms

css

css

56 ms

css

css

61 ms

plugin_use.css

plugin_use.css

1914 ms

style.css

style.css

1427 ms

customer.css

customer.css

1149 ms

sdk.js

sdk.js

13 ms

bootstrap.min.js

bootstrap.min.js

1418 ms

owl.carousel.min.js

owl.carousel.min.js

1164 ms

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wow.min.js

1803 ms

main.js

main.js

2075 ms

web3nhat.min.js

web3nhat.min.js

2328 ms

script.js

script.js

2321 ms

fbevents.js

fbevents.js

41 ms

gtm.js

gtm.js

69 ms

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90 ms

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233 ms

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6943 ms

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238 ms

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7145 ms

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232 ms

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7312 ms

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250 ms

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7599 ms

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226 ms

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237 ms

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241 ms

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237 ms

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239 ms

Accessibility Review

carcam.vn accessibility score

55

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

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

Buttons do not have an accessible name

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

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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.

Best Practices

carcam.vn best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

carcam.vn SEO score

83

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    VI

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Carcam.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 Carcam.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

carcam.vn

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