Report Summary

  • 48

    Performance

    Renders faster than
    68% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

americanairlines.cn

American Airlines | 美国航空机票预订和航班查询服务

Page Load Speed

9 sec in total

First Response

129 ms

Resources Loaded

8.6 sec

Page Rendered

244 ms

americanairlines.cn screenshot

About Website

Welcome to americanairlines.cn homepage info - get ready to check American Airlines best content for Nepal right away, or after learning these important things about americanairlines.cn

At American Airlines you'll find great travel deals, discount flight tickets, and AAdvantage bonus airline mile offers

Visit americanairlines.cn

Key Findings

We analyzed Americanairlines.cn page load time and found that the first response time was 129 ms and then it took 8.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

americanairlines.cn performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

65/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

88/100

25%

SI (Speed Index)

Value6.7 s

35/100

10%

TBT (Total Blocking Time)

Value2,200 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.083

93/100

15%

TTI (Time to Interactive)

Value16.6 s

5/100

10%

Network Requests Diagram

www.americanairlines.cn

129 ms

homePage.do

206 ms

index.jsp

608 ms

dtagent61_jnpr23_8387.js

71 ms

jquery-ui-1.10-aa.css

25 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 93% of them (76 requests) were addressed to the original Americanairlines.cn, 2% (2 requests) were made to Tt.mbww.com and 1% (1 request) were made to Tags.tiqcdn.com. The less responsive or slowest element that took the longest time to load (6.3 sec) relates to the external source Secure.mlt01.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 888.5 kB (60%)

Content Size

1.5 MB

After Optimization

588.0 kB

In fact, the total size of Americanairlines.cn main page is 1.5 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. 50% of websites need less resources to load. Javascripts take 786.6 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 121.6 kB

  • Original 165.3 kB
  • After minification 158.9 kB
  • After compression 43.7 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 121.6 kB or 74% of the original size.

Image Optimization

-3%

Potential reduce by 8.7 kB

  • Original 318.5 kB
  • After minification 309.7 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. American Airlines images are well optimized though.

JavaScript Optimization

-76%

Potential reduce by 596.6 kB

  • Original 786.6 kB
  • After minification 680.0 kB
  • After compression 190.0 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 596.6 kB or 76% of the original size.

CSS Optimization

-78%

Potential reduce by 161.4 kB

  • Original 206.0 kB
  • After minification 204.7 kB
  • After compression 44.6 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. Americanairlines.cn needs all CSS files to be minified and compressed as it can save up to 161.4 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 53 (72%)

Requests Now

74

After Optimization

21

The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of American Airlines. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 45 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

americanairlines.cn accessibility score

100

Accessibility Issues

Best Practices

americanairlines.cn 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

High

Page has valid source maps

SEO Factors

americanairlines.cn SEO score

69

Search Engine Optimization Advices

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 Americanairlines.cn 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 Americanairlines.cn 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 American Airlines. 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: