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blog.virtualtech.jp screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

blog.virtualtech.jp

仮想化通信

Page Load Speed

4.4 sec in total

First Response

1 sec

Resources Loaded

3.2 sec

Page Rendered

236 ms

blog.virtualtech.jp screenshot

About Website

Visit blog.virtualtech.jp now to see the best up-to-date Blog Virtualtech content for Japan and also check out these interesting facts you probably never knew about blog.virtualtech.jp

日本仮想化技術株式会社の公式エンジニアブログです。OpenStackや仮想化技術について最新情報をお届けします

Visit blog.virtualtech.jp

Key Findings

We analyzed Blog.virtualtech.jp page load time and found that the first response time was 1 sec and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

blog.virtualtech.jp performance score

0

Network Requests Diagram

blog.virtualtech.jp

1025 ms

wp-emoji-release.min.js

480 ms

sfsi-style.css

639 ms

pagenavi-css.css

347 ms

style.css

537 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 40% of them (27 requests) were addressed to the original Blog.virtualtech.jp, 19% (13 requests) were made to Apis.google.com and 13% (9 requests) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Blog.virtualtech.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 382.7 kB (50%)

Content Size

769.4 kB

After Optimization

386.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Blog.virtualtech.jp main page is 769.4 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. 70% of websites need less resources to load. Images take 323.9 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 74.9 kB

  • Original 101.0 kB
  • After minification 97.3 kB
  • After compression 26.1 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. 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 74.9 kB or 74% of the original size.

Image Optimization

-20%

Potential reduce by 66.2 kB

  • Original 323.9 kB
  • After minification 257.6 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. Obviously, Blog Virtualtech needs image optimization as it can save up to 66.2 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-64%

Potential reduce by 158.7 kB

  • Original 246.9 kB
  • After minification 229.4 kB
  • After compression 88.2 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 158.7 kB or 64% of the original size.

CSS Optimization

-85%

Potential reduce by 82.9 kB

  • Original 97.6 kB
  • After minification 72.3 kB
  • After compression 14.7 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. Blog.virtualtech.jp needs all CSS files to be minified and compressed as it can save up to 82.9 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 42 (65%)

Requests Now

65

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blog Virtualtech. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 40 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

blog.virtualtech.jp

blog.virtualtech.jp

1025 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

480 ms

sfsi-style.css

sfsi-style.css

639 ms

pagenavi-css.css

pagenavi-css.css

347 ms

style.css

style.css

537 ms

prototype.js

prototype.js

32 ms

scriptaculous.js

scriptaculous.js

35 ms

effects.js

effects.js

36 ms

lightbox.js

lightbox.js

534 ms

jquery.js

jquery.js

1204 ms

jquery-migrate.min.js

jquery-migrate.min.js

720 ms

common-scripts.js

common-scripts.js

839 ms

plusone.js

plusone.js

60 ms

platform.js

platform.js

110 ms

addthis_widget.js

addthis_widget.js

37 ms

core.min.js

core.min.js

538 ms

modernizr.custom.min.js

modernizr.custom.min.js

542 ms

jquery.shuffle.min.js

jquery.shuffle.min.js

634 ms

random-shuffle-min.js

random-shuffle-min.js

696 ms

custom.js

custom.js

1047 ms

wp-embed.min.js

wp-embed.min.js

879 ms

builder.js

builder.js

3 ms

effects.js

effects.js

6 ms

dragdrop.js

dragdrop.js

8 ms

controls.js

controls.js

10 ms

slider.js

slider.js

12 ms

sound.js

sound.js

9 ms

lightbox.css

lightbox.css

177 ms

analytics.js

analytics.js

66 ms

default-image.png

default-image.png

347 ms

2015-11-18_17.57.35.png

2015-11-18_17.57.35.png

1006 ms

Snap-2015-10-16-10.34.54.png

Snap-2015-10-16-10.34.54.png

720 ms

UpdateFailed.png

UpdateFailed.png

718 ms

04ab9fdf34432882ddc917edbe0ebb19.png

04ab9fdf34432882ddc917edbe0ebb19.png

731 ms

flat_twitter.png

flat_twitter.png

495 ms

bot_tip_icn.png

bot_tip_icn.png

713 ms

flat_facebook.png

flat_facebook.png

756 ms

flat_google.png

flat_google.png

1035 ms

flat_share.png

flat_share.png

1067 ms

sprite.png

sprite.png

1013 ms

sdk.js

sdk.js

281 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

84 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

83 ms

fastbutton

fastbutton

206 ms

sharebutton

sharebutton

86 ms

rs=AGLTcCPeW_yxohM6d2vzOu9_v18SNdO9Aw

rs=AGLTcCPeW_yxohM6d2vzOu9_v18SNdO9Aw

120 ms

rs=AGLTcCNEeBXwi31Sa43CyaFD4uWCwotgXw

rs=AGLTcCNEeBXwi31Sa43CyaFD4uWCwotgXw

141 ms

widgets.js

widgets.js

353 ms

collect

collect

120 ms

postmessageRelay

postmessageRelay

267 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

208 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

208 ms

bdHGHleUa-ndQCOrdpfxfw.ttf

bdHGHleUa-ndQCOrdpfxfw.ttf

195 ms

W5F8_SL0XFawnjxHGsZjJA.ttf

W5F8_SL0XFawnjxHGsZjJA.ttf

196 ms

plusone.js

plusone.js

107 ms

widgets.js

widgets.js

170 ms

widgets.js

widgets.js

62 ms

300lo.json

300lo.json

48 ms

sh.8e5f85691f9aaa082472a194.html

sh.8e5f85691f9aaa082472a194.html

49 ms

3193398744-postmessagerelay.js

3193398744-postmessagerelay.js

64 ms

rpc:shindig_random.js

rpc:shindig_random.js

47 ms

151 ms

button.0308b81ff1714e446f674b5b9793f2cd.js

button.0308b81ff1714e446f674b5b9793f2cd.js

60 ms

xd_arbiter.php

xd_arbiter.php

222 ms

xd_arbiter.php

xd_arbiter.php

433 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

4 ms

tweet_button.b9740740e0bcf9b0657c5b11bd4388da.en.html

tweet_button.b9740740e0bcf9b0657c5b11bd4388da.en.html

54 ms

jot

jot

85 ms

SEO Factors

blog.virtualtech.jp SEO score

0

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 Blog.virtualtech.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 Blog.virtualtech.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

blog.virtualtech.jp

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