Tools & Wizards About Us
bookcampaign.com screenshot

Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

bookcampaign.com

Amazon（アマゾン）キャンペーン支援サービス

Page Load Speed

2.4 sec in total

First Response

672 ms

Resources Loaded

1.6 sec

Page Rendered

124 ms

bookcampaign.com screenshot

About Website

Welcome to bookcampaign.com homepage info - get ready to check Bookcampaign best content right away, or after learning these important things about bookcampaign.com

Amazon（アマゾン）キャンペーン支援サービス のトップページについて説明をしているページです。

Visit bookcampaign.com

Key Findings

We analyzed Bookcampaign.com page load time and found that the first response time was 672 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

bookcampaign.com performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value2.1 s

96/100

25%

SI (Speed Index)

Value2.0 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value1.2 s

100/100

10%

Network Requests Diagram

bookcampaign.com

672 ms

style_import.css

295 ms

logo.jpg

557 ms

marucamp.jpg

887 ms

dotline.gif

406 ms

Our browser made a total of 16 requests to load all elements on the main page. We found that all of those requests were addressed to Bookcampaign.com and no external sources were called. The less responsive or slowest element that took the longest time to load (887 ms) belongs to the original domain Bookcampaign.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 7.4 kB (5%)

Content Size

136.5 kB

After Optimization

129.1 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Bookcampaign.com main page is 136.5 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. Only 10% of websites need less resources to load. Images take 123.8 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 6.0 kB

  • Original 8.3 kB
  • After minification 6.8 kB
  • After compression 2.3 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. This page needs HTML code to be minified as it can gain 1.5 kB, which is 18% 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 6.0 kB or 72% of the original size.

Image Optimization

-0%

Potential reduce by 51 B

  • Original 123.8 kB
  • After minification 123.8 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. Bookcampaign images are well optimized though.

CSS Optimization

-30%

Potential reduce by 1.3 kB

  • Original 4.3 kB
  • After minification 4.3 kB
  • After compression 3.0 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. Bookcampaign.com needs all CSS files to be minified and compressed as it can save up to 1.3 kB or 30% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (23%)

Requests Now

13

After Optimization

10

  • Images
  • CSS

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bookcampaign. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

bookcampaign.com

bookcampaign.com

672 ms

style_import.css

style_import.css

295 ms

logo.jpg

logo.jpg

557 ms

marucamp.jpg

marucamp.jpg

887 ms

dotline.gif

dotline.gif

406 ms

support.jpg

support.jpg

405 ms

style.css

style.css

205 ms

advanced.css

advanced.css

288 ms

contents.css

contents.css

291 ms

bt_menu.gif

bt_menu.gif

166 ms

bg_h2.gif

bg_h2.gif

178 ms

bg_h3.gif

bg_h3.gif

176 ms

left-t.gif

left-t.gif

172 ms

left-d.gif

left-d.gif

167 ms

bt_menu2.gif

bt_menu2.gif

362 ms

bg2.gif

bg2.gif

361 ms

Accessibility Review

bookcampaign.com accessibility score

65

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.

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

Links do not have a discernible name

Best Practices

bookcampaign.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

bookcampaign.com SEO score

58

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

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    SHIFT_JIS

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

bookcampaign.com

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