Report Summary

  • 58

    Performance

    Renders faster than
    74% of other websites

  • 47

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 46

    SEO

    Google-friendlier than
    18% of websites

saigonpetro.com.vn

IIS Windows Server

Page Load Speed

12.4 sec in total

First Response

4.8 sec

Resources Loaded

7.5 sec

Page Rendered

193 ms

saigonpetro.com.vn screenshot

About Website

Click here to check amazing Saigonpetro content for Vietnam. Otherwise, check out these important facts you probably never knew about saigonpetro.com.vn

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Key Findings

We analyzed Saigonpetro.com.vn page load time and found that the first response time was 4.8 sec and then it took 7.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster. This domain responded with an error, which can significantly jeopardize Saigonpetro.com.vn rating and web reputation

Performance Metrics

saigonpetro.com.vn performance score

58

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value20.4 s

0/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value5.4 s

72/100

10%

Network Requests Diagram

saigonpetro.com.vn

4750 ms

stype.css

1136 ms

menu.css

479 ms

skin.css

713 ms

jquery.min.js

1674 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 79% of them (48 requests) were addressed to the original Saigonpetro.com.vn, 21% (13 requests) were made to Oil-price.net. The less responsive or slowest element that took the longest time to load (4.8 sec) belongs to the original domain Saigonpetro.com.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 213.2 kB (43%)

Content Size

492.1 kB

After Optimization

278.9 kB

In fact, the total size of Saigonpetro.com.vn main page is 492.1 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. 20% of websites need less resources to load. Images take 234.4 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 31.7 kB

  • Original 40.8 kB
  • After minification 30.2 kB
  • After compression 9.0 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 10.6 kB, which is 26% 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 31.7 kB or 78% of the original size.

Image Optimization

-8%

Potential reduce by 18.3 kB

  • Original 234.4 kB
  • After minification 216.1 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. Saigonpetro images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 136.7 kB

  • Original 186.0 kB
  • After minification 148.3 kB
  • After compression 49.2 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 136.7 kB or 74% of the original size.

CSS Optimization

-85%

Potential reduce by 26.4 kB

  • Original 31.0 kB
  • After minification 25.5 kB
  • After compression 4.6 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. Saigonpetro.com.vn needs all CSS files to be minified and compressed as it can save up to 26.4 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (41%)

Requests Now

56

After Optimization

33

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Saigonpetro. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

saigonpetro.com.vn accessibility score

47

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.

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

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

Image elements do not have [alt] attributes

High

<input type="image"> elements do not have [alt] text

High

Links do not have a discernible name

High

<object> elements do not have alternate text

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

saigonpetro.com.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

saigonpetro.com.vn SEO score

46

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

High

Document uses plugins

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    N/A

  • Encoding

    UTF-8

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

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