Report Summary

  • 83

    Performance

    Renders faster than
    88% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

shigen.nig.ac.jp

SHIGEN - SHared Information of GENetic resources

Page Load Speed

14.5 sec in total

First Response

5.4 sec

Resources Loaded

8.9 sec

Page Rendered

175 ms

shigen.nig.ac.jp screenshot

About Website

Visit shigen.nig.ac.jp now to see the best up-to-date SHIGEN Nig content for United States and also check out these interesting facts you probably never knew about shigen.nig.ac.jp

SHIGEN stands for SHared Information of GENetic resources

Visit shigen.nig.ac.jp

Key Findings

We analyzed Shigen.nig.ac.jp page load time and found that the first response time was 5.4 sec and then it took 9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

shigen.nig.ac.jp performance score

83

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.0 s

83/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

88/100

25%

SI (Speed Index)

Value3.6 s

86/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.35

31/100

15%

TTI (Time to Interactive)

Value2.4 s

98/100

10%

Network Requests Diagram

shigen.nig.ac.jp

5438 ms

index.jsp

903 ms

base.css

875 ms

jquery-1.11.3.min.js

1537 ms

jquery.tmpl-1.0.0pre.min.js

588 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 97% of them (32 requests) were addressed to the original Shigen.nig.ac.jp, 3% (1 request) were made to Shigen.lab.nig.ac.jp. The less responsive or slowest element that took the longest time to load (5.4 sec) belongs to the original domain Shigen.nig.ac.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 103.7 kB (45%)

Content Size

229.0 kB

After Optimization

125.2 kB

In fact, the total size of Shigen.nig.ac.jp main page is 229.0 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 5% of websites need less resources to load. Javascripts take 106.0 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 11.3 kB

  • Original 14.0 kB
  • After minification 10.7 kB
  • After compression 2.7 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. This page needs HTML code to be minified as it can gain 3.3 kB, which is 24% 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 11.3 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 119 B

  • Original 80.1 kB
  • After minification 80.0 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. SHIGEN Nig images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 68.2 kB

  • Original 106.0 kB
  • After minification 106.0 kB
  • After compression 37.9 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 68.2 kB or 64% of the original size.

CSS Optimization

-84%

Potential reduce by 24.1 kB

  • Original 28.8 kB
  • After minification 23.1 kB
  • After compression 4.6 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. Shigen.nig.ac.jp needs all CSS files to be minified and compressed as it can save up to 24.1 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (26%)

Requests Now

23

After Optimization

17

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SHIGEN Nig. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Accessibility Review

shigen.nig.ac.jp accessibility score

100

Accessibility Issues

Best Practices

shigen.nig.ac.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

SEO Factors

shigen.nig.ac.jp SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    SHIFT_JIS

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