Report Summary

  • 25

    Performance

    Renders faster than
    45% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    34% of websites

  • 83

    SEO

    Google-friendlier than
    54% of websites

airgun.jp

中古電動ガン・中古ガスガン・中古エアガン 絶版品から現行品までそろう通販ショップ!|エアガン.jp

Page Load Speed

7.6 sec in total

First Response

512 ms

Resources Loaded

6.6 sec

Page Rendered

544 ms

airgun.jp screenshot

About Website

Welcome to airgun.jp homepage info - get ready to check Airgun best content for Taiwan right away, or after learning these important things about airgun.jp

中古トイガン買うならエアガン.jp! 日本中から中古ガスガン、中古電動ガン、中古エアガン、中古モデルガン……未使用品からプレミアのつく絶版品まで集まるお店です!

Visit airgun.jp

Key Findings

We analyzed Airgun.jp page load time and found that the first response time was 512 ms and then it took 7.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

airgun.jp performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value11.2 s

0/100

25%

SI (Speed Index)

Value14.4 s

1/100

10%

TBT (Total Blocking Time)

Value850 ms

34/100

30%

CLS (Cumulative Layout Shift)

Value0.075

95/100

15%

TTI (Time to Interactive)

Value17.3 s

4/100

10%

Network Requests Diagram

airgun.jp

512 ms

1109 ms

common.css

306 ms

jquery.bxslider.css

424 ms

css.js

465 ms

Our browser made a total of 192 requests to load all elements on the main page. We found that 45% of them (87 requests) were addressed to the original Airgun.jp, 48% (92 requests) were made to Militarygoods-jp.com and 2% (4 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source Militarygoods-jp.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 151.7 kB (43%)

Content Size

356.5 kB

After Optimization

204.8 kB

In fact, the total size of Airgun.jp main page is 356.5 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. 55% of websites need less resources to load. Images take 181.2 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 76.6 kB

  • Original 93.1 kB
  • After minification 80.8 kB
  • After compression 16.4 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 12.3 kB, which is 13% 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 76.6 kB or 82% of the original size.

Image Optimization

-5%

Potential reduce by 8.7 kB

  • Original 181.2 kB
  • After minification 172.5 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. Airgun images are well optimized though.

JavaScript Optimization

-78%

Potential reduce by 28.9 kB

  • Original 37.1 kB
  • After minification 30.5 kB
  • After compression 8.2 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 28.9 kB or 78% of the original size.

CSS Optimization

-83%

Potential reduce by 37.4 kB

  • Original 45.0 kB
  • After minification 28.3 kB
  • After compression 7.7 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. Airgun.jp needs all CSS files to be minified and compressed as it can save up to 37.4 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 46 (24%)

Requests Now

188

After Optimization

142

The browser has sent 188 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Airgun. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

airgun.jp accessibility score

77

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

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

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

airgun.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

airgun.jp SEO score

83

Search Engine Optimization Advices

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

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Airgun.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Airgun.jp 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 Airgun. 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: