Tools & Wizards About Us
kenkyuu.net screenshot

Report Summary

  • 58

    Performance

    Renders faster than
    74% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

kenkyuu.net

研究留学ネット

Page Load Speed

5.5 sec in total

First Response

530 ms

Resources Loaded

4.8 sec

Page Rendered

231 ms

kenkyuu.net screenshot

About Website

Welcome to kenkyuu.net homepage info - get ready to check Kenkyuu best content for Japan right away, or after learning these important things about kenkyuu.net

アメリカに留学する研究者のための情報サイト。研究留学ガイドには詳しいビザ情報もあります。シアトルのローカル情報もあります。

Visit kenkyuu.net

Key Findings

We analyzed Kenkyuu.net page load time and found that the first response time was 530 ms and then it took 5 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

kenkyuu.net performance score

58

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

94/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

74/100

25%

SI (Speed Index)

Value3.9 s

83/100

10%

TBT (Total Blocking Time)

Value1,760 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0.079

94/100

15%

TTI (Time to Interactive)

Value7.8 s

44/100

10%

Network Requests Diagram

kenkyuu.net

530 ms

style2004.css

342 ms

show_ads.js

67 ms

dayx.cgi

693 ms

Logo_25gry.gif

47 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 29% of them (12 requests) were addressed to the original Kenkyuu.net, 14% (6 requests) were made to Pagead2.googlesyndication.com and 14% (6 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (3.9 sec) belongs to the original domain Kenkyuu.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 56.3 kB (9%)

Content Size

658.8 kB

After Optimization

602.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kenkyuu.net main page is 658.8 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. Javascripts take 510.2 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 16.1 kB

  • Original 22.6 kB
  • After minification 20.3 kB
  • After compression 6.5 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 16.1 kB or 71% of the original size.

Image Optimization

-2%

Potential reduce by 2.1 kB

  • Original 104.1 kB
  • After minification 102.0 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. Kenkyuu images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 19.1 kB

  • Original 510.2 kB
  • After minification 510.2 kB
  • After compression 491.0 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

-87%

Potential reduce by 18.9 kB

  • Original 21.9 kB
  • After minification 16.7 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. Kenkyuu.net needs all CSS files to be minified and compressed as it can save up to 18.9 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (55%)

Requests Now

38

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kenkyuu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

kenkyuu.net

kenkyuu.net

530 ms

style2004.css

style2004.css

342 ms

show_ads.js

show_ads.js

67 ms

dayx.cgi

dayx.cgi

693 ms

Logo_25gry.gif

Logo_25gry.gif

47 ms

88x31.png

88x31.png

90 ms

dayx.cgi

dayx.cgi

2692 ms

dayx.cgi

dayx.cgi

3877 ms

Halperin_L.jpg

Halperin_L.jpg

852 ms

yuekijuku-S.jpg

yuekijuku-S.jpg

853 ms

item4260013874-2s.jpg

item4260013874-2s.jpg

866 ms

stripe.gif

stripe.gif

228 ms

topbgimage.jpg

topbgimage.jpg

534 ms

mybook-ss.jpg

mybook-ss.jpg

343 ms

adsbygoogle.js

adsbygoogle.js

121 ms

report.cgi

report.cgi

808 ms

ga.js

ga.js

7 ms

__utm.gif

__utm.gif

12 ms

88x31.png

88x31.png

50 ms

show_ads_impl.js

show_ads_impl.js

234 ms

zrt_lookup.html

zrt_lookup.html

50 ms

ads

ads

475 ms

ads

ads

410 ms

reactive_library.js

reactive_library.js

140 ms

load_preloaded_resource.js

load_preloaded_resource.js

44 ms

icon.png

icon.png

29 ms

abg_lite.js

abg_lite.js

42 ms

s

s

26 ms

window_focus.js

window_focus.js

37 ms

qs_click_protection.js

qs_click_protection.js

40 ms

ufs_web_display.js

ufs_web_display.js

27 ms

bbcd6bf18c20baa1b2adeb195de9b551.js

bbcd6bf18c20baa1b2adeb195de9b551.js

187 ms

fullscreen_api_adapter.js

fullscreen_api_adapter.js

166 ms

interstitial_ad_frame.js

interstitial_ad_frame.js

31 ms

feedback_grey600_24dp.png

feedback_grey600_24dp.png

176 ms

settings_grey600_24dp.png

settings_grey600_24dp.png

184 ms

css

css

74 ms

css

css

91 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpyw.ttf

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpyw.ttf

19 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpyw.ttf

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpyw.ttf

26 ms

font

font

27 ms

wzW03wSMKGadcZM3w2SLC_Xpa1daedvy2LBHVDfiSZI.js

wzW03wSMKGadcZM3w2SLC_Xpa1daedvy2LBHVDfiSZI.js

5 ms

Accessibility Review

kenkyuu.net accessibility score

80

Accessibility Issues

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

High

Form elements do not have associated labels

Best Practices

kenkyuu.net best practices score

75

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

Page has valid source maps

SEO Factors

kenkyuu.net 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 Kenkyuu.net 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 Kenkyuu.net 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

kenkyuu.net

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