Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

silveregg.co.jp

SILVER EGG TECHNOLOGY

Page Load Speed

7.1 sec in total

First Response

1.1 sec

Resources Loaded

5.7 sec

Page Rendered

382 ms

silveregg.co.jp screenshot

About Website

Visit silveregg.co.jp now to see the best up-to-date SILVER EGG content for Japan and also check out these interesting facts you probably never knew about silveregg.co.jp

シルバーエッグ・テクノロジーは、AIを用いたパーソナライゼーション技術で、B2Bマーケティングサービスを提供する企業です。国内トップシェアを誇るレコメンドエンジンのほか、さまざまなサービスでユーザー企業の付加価値向上を実現します。

Visit silveregg.co.jp

Key Findings

We analyzed Silveregg.co.jp page load time and found that the first response time was 1.1 sec and then it took 6 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

silveregg.co.jp performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value44.5 s

0/100

25%

SI (Speed Index)

Value9.5 s

11/100

10%

TBT (Total Blocking Time)

Value970 ms

28/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value15.3 s

7/100

10%

Network Requests Diagram

www.silveregg.co.jp

1064 ms

gtm.js

60 ms

notosansjapanese.css

32 ms

style.css

303 ms

jquery-3.3.1.min.js

615 ms

Our browser made a total of 115 requests to load all elements on the main page. We found that 73% of them (84 requests) were addressed to the original Silveregg.co.jp, 6% (7 requests) were made to Fonts.gstatic.com and 6% (7 requests) were made to Ssl4.eir-parts.net. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Silveregg.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 379.7 kB (10%)

Content Size

3.7 MB

After Optimization

3.3 MB

In fact, the total size of Silveregg.co.jp main page is 3.7 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. 40% of websites need less resources to load. Images take 3.3 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 46.5 kB

  • Original 58.4 kB
  • After minification 52.3 kB
  • After compression 11.9 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 46.5 kB or 80% of the original size.

Image Optimization

-9%

Potential reduce by 295.5 kB

  • Original 3.3 MB
  • After minification 3.0 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. SILVER EGG images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 34.6 kB

  • Original 288.9 kB
  • After minification 288.9 kB
  • After compression 254.3 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 34.6 kB or 12% of the original size.

CSS Optimization

-9%

Potential reduce by 3.1 kB

  • Original 34.5 kB
  • After minification 34.5 kB
  • After compression 31.4 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. Silveregg.co.jp has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 42 (40%)

Requests Now

106

After Optimization

64

The browser has sent 106 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SILVER EGG. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

silveregg.co.jp accessibility score

71

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

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

silveregg.co.jp best practices score

83

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

Page has valid source maps

SEO Factors

silveregg.co.jp SEO score

69

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

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 Silveregg.co.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 Silveregg.co.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 data is detected on the main page of SILVER EGG. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: