Report Summary

  • 5

    Performance

    Renders faster than
    21% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 69% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

jetstarpacific.com.vn

Cheap Flights | Jetstar

Page Load Speed

6 sec in total

First Response

1.8 sec

Resources Loaded

4.1 sec

Page Rendered

226 ms

jetstarpacific.com.vn screenshot

About Website

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

Famous low airfares. Great destinations. Discover our domestic and international network across Australia, New Zealand, Asia and the Pacific.

Visit jetstarpacific.com.vn

Key Findings

We analyzed Jetstarpacific.com.vn page load time and found that the first response time was 1.8 sec and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

jetstarpacific.com.vn performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.6 s

1/100

10%

LCP (Largest Contentful Paint)

Value15.2 s

0/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value6,740 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.384

27/100

15%

TTI (Time to Interactive)

Value20.5 s

2/100

10%

Network Requests Diagram

jetstarpacific.com.vn

1758 ms

home

327 ms

RG7NX-RHWXS-XQGXN-58N42-8VLMA

12 ms

getflightschedules

28 ms

plugins.js

167 ms

Our browser made a total of 77 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Jetstarpacific.com.vn, 29% (22 requests) were made to Jetstar.com and 8% (6 requests) were made to D.adroll.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Jetstarpacific.com.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 762.9 kB (56%)

Content Size

1.4 MB

After Optimization

595.9 kB

In fact, the total size of Jetstarpacific.com.vn main page is 1.4 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. 55% of websites need less resources to load. Javascripts take 684.3 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 154.6 kB

  • Original 197.9 kB
  • After minification 184.3 kB
  • After compression 43.3 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. 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 154.6 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 40 B

  • Original 106.9 kB
  • After minification 106.8 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. Jetstar Pacific images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 428.2 kB

  • Original 684.3 kB
  • After minification 683.4 kB
  • After compression 256.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 428.2 kB or 63% of the original size.

CSS Optimization

-49%

Potential reduce by 180.1 kB

  • Original 369.8 kB
  • After minification 369.7 kB
  • After compression 189.7 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. Jetstarpacific.com.vn needs all CSS files to be minified and compressed as it can save up to 180.1 kB or 49% of the original size.

Requests Breakdown

Number of requests can be reduced by 41 (66%)

Requests Now

62

After Optimization

21

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jetstar Pacific. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

jetstarpacific.com.vn accessibility score

88

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

High

Some elements have a [tabindex] value greater than 0

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

Best Practices

jetstarpacific.com.vn best practices score

67

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

High

Missing source maps for large first-party JavaScript

SEO Factors

jetstarpacific.com.vn SEO score

85

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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jetstarpacific.com.vn can be misinterpreted by Google and other search engines. Our service has detected that English 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 Jetstarpacific.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 Jetstar Pacific. 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: