Report Summary

  • 15

    Performance

    Renders faster than
    28% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

ana.co.jp

ANAの航空券・飛行機 予約、空席照会、運賃案内|ANA

Page Load Speed

45.7 sec in total

First Response

379 ms

Resources Loaded

25.4 sec

Page Rendered

19.9 sec

ana.co.jp screenshot

About Website

Click here to check amazing ANA content for Japan. Otherwise, check out these important facts you probably never knew about ana.co.jp

【ANA公式サイト】国内線・国際線の航空券予約や最新の空席・運賃の照会などはANAで。おトクな運賃でのフライト情報のほか、情報飛行機+宿泊をセットにしたダイナミックパッケージや現地滞在をさらに楽しめる遊び・体験ツアーなどの予約もできます。

Visit ana.co.jp

Key Findings

We analyzed Ana.co.jp page load time and found that the first response time was 379 ms and then it took 45.3 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

ana.co.jp performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value13.4 s

0/100

25%

SI (Speed Index)

Value16.2 s

0/100

10%

TBT (Total Blocking Time)

Value13,260 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value39.9 s

0/100

10%

Network Requests Diagram

www.ana.co.jp

379 ms

index.jsp

783 ms

import.css

552 ms

top_dom_en_1609.css

573 ms

jsform-module_1609.css

163 ms

Our browser made a total of 115 requests to load all elements on the main page. We found that 91% of them (105 requests) were addressed to the original Ana.co.jp, 6% (7 requests) were made to Search.ana.co.jp and 1% (1 request) were made to Ana.112.2o7.net. The less responsive or slowest element that took the longest time to load (6.1 sec) relates to the external source S.yjtag.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.8 MB (47%)

Content Size

6.1 MB

After Optimization

3.2 MB

In fact, the total size of Ana.co.jp main page is 6.1 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. 80% 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 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 94.0 kB

  • Original 110.7 kB
  • After minification 103.1 kB
  • After compression 16.7 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 94.0 kB or 85% of the original size.

Image Optimization

-5%

Potential reduce by 127.7 kB

  • Original 2.6 MB
  • After minification 2.5 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. ANA images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 1.5 MB

  • Original 2.0 MB
  • After minification 1.7 MB
  • After compression 516.0 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 1.5 MB or 74% of the original size.

CSS Optimization

-85%

Potential reduce by 1.1 MB

  • Original 1.3 MB
  • After minification 1.1 MB
  • After compression 196.7 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. Ana.co.jp needs all CSS files to be minified and compressed as it can save up to 1.1 MB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 65 (58%)

Requests Now

113

After Optimization

48

The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ANA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

ana.co.jp accessibility score

75

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

Image elements do not have [alt] attributes

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

ana.co.jp 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

Page has valid source maps

SEO Factors

ana.co.jp SEO score

84

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

    JA

  • Language Claimed

    EN

  • Encoding

    SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ana.co.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it does not match the claimed English language. Our system also found out that Ana.co.jp main page’s claimed encoding is shift_jis. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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