Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 53% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

firebird.jp

クラウド型高速レンタルサーバー【スターサーバー】

Page Load Speed

6.3 sec in total

First Response

565 ms

Resources Loaded

5.2 sec

Page Rendered

542 ms

firebird.jp screenshot

About Website

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

レンタルサーバーの【スターサーバー】は、高速・格安のクラウド型レンタルサーバーです。オールSSD&nginx(エンジンエックス)を搭載した高速サーバー環境が月額138円(税込)から利用可能で、WordPressなどのCMSやWebサイトが快適に動作する環境を提供します。

Visit firebird.jp

Key Findings

We analyzed Firebird.jp page load time and found that the first response time was 565 ms and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

firebird.jp performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value10.3 s

0/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value670 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value0.554

13/100

15%

TTI (Time to Interactive)

Value9.7 s

28/100

10%

Network Requests Diagram

firebird.jp

565 ms

www.firebird.jp

559 ms

www.star.ne.jp

994 ms

gtm.js

47 ms

netowlheader.js

961 ms

Our browser made a total of 88 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Firebird.jp, 67% (59 requests) were made to Star.ne.jp and 24% (21 requests) were made to Secure.netowl.jp. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Star.ne.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 131.4 kB (18%)

Content Size

747.5 kB

After Optimization

616.1 kB

In fact, the total size of Firebird.jp main page is 747.5 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. 40% of websites need less resources to load. Images take 524.8 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 80.2 kB

  • Original 90.3 kB
  • After minification 60.0 kB
  • After compression 10.1 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 30.2 kB, which is 34% 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 80.2 kB or 89% of the original size.

Image Optimization

-6%

Potential reduce by 32.4 kB

  • Original 524.8 kB
  • After minification 492.4 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. Firebird images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 9.1 kB

  • Original 104.7 kB
  • After minification 103.3 kB
  • After compression 95.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-35%

Potential reduce by 9.7 kB

  • Original 27.8 kB
  • After minification 26.5 kB
  • After compression 18.1 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. Firebird.jp needs all CSS files to be minified and compressed as it can save up to 9.7 kB or 35% of the original size.

Requests Breakdown

Number of requests can be reduced by 38 (46%)

Requests Now

83

After Optimization

45

The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Firebird. 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 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

firebird.jp accessibility score

82

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

firebird.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

SEO Factors

firebird.jp SEO score

85

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

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    EUC-JP

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Firebird.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 Firebird.jp main page’s claimed encoding is euc-jp. 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 data is detected on the main page of Firebird. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: