SEO report of rainbow-engine.com

Rainbow Engine Blog

rainbow-engine.com/

忙しい世の中の流れをスムーズにするため IT技術・ギターを中心に 皆様の時間短縮に役に立つコンテンツを配信。 To make the busy world more smooth, I will provide contents of IT skill, Guitar, to save your time ...

   

 Tasks

  • Avoid using deprecated HTML tags.

 SEO

URL

Domain : rainbow-engine.com/

Character length : 19

Title
Rainbow Engine Blog
Description
忙しい世の中の流れをスムーズにするため IT技術・ギターを中心に 皆様の時間短縮に役に立つコンテンツを配信。 To make the busy world more smooth, I will provide contents of IT skill, Guitar, to save your time.
Keywords (meta keywords)
Good! The website does not use “meta keywords”.
Open Graph Protocol

Error! The website does not use the OG (Open Graph) protocol.

Dublin Core
Dublin Core is not used
Underscores in the URLs
Error! Hyphen (-) is a better solution than underscore (_) in the URLs
Search engine friendly URLs
Error! Not all URLs are SEO friendly on this website!
Checking the robots.txt file
There is robots.txt file.

 Social

Social Engagement

No info found.

 Content

Doctype
HTML 5
Encoding
Perfect! The character encoding is set: UTF-8.
Language
We have found the language localisation: ”ja”.
Title
Rainbow Engine Blog

Character length : 19

Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 8%

Error! The text / HTML code ratio is under 15 percent on this website. This value shows that the website has relatively few text content.
Headings
H1H2H3H4H5H6
100000
Heading structure in the source code
  • <H1> "世界を加速させる"/"Accelerate the World"
Word cloud
  • left7
  • space7
  • technology6
  • 分類：it技術6
  • guitar5
  • linuxサーバ5
  • 分類：ギター動画紹介5
  • コメント4
  • ギター単音弾き練習動画の紹介です。4
  • japan4
  • prefecture3
  • 新潟県3
  • niigata3
  • ／越後湯沢駅3
  • linux：no3
  • solve3
  • device”3
  • プロフィール・目的/profile3
  • deviceの対処／linux3
  • をインストールする方法について書きます。3
  • station3
  • 掲題の通り、linuxにoracledb3
  • how3
  • echigoyuzawa3
  • いつ何度でも3
  • 旅立ちの日に3
  • engine3
  • rainbow3
  • wonderful3
  • goal3
  • http2
  • 世界を加速させる/accelerate2
  • world2
  • rainbow-engine2
  • rss2
  • life2
  • daily2
  • 分類：日常2
  • article2
  • english2
Keyword matrix
wordtitledescriptionsheading
left
space
technology
分類：it技術
guitar
linuxサーバ
404 Page
The website has a 404 error page.
Flash content
Good! The website does not have any flash contents.
Frame
Good! The website does not use iFrame solutions.
Images
We found 16 images on this web page.

Alternate attributes for the following 16 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.

 Technologies

Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Redirection (www / not www)
Good! The web address is accessible in only one version. The www version is redirected to the version without www.
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Printability
Suggestion! Unfortunately, no printer-friendly CSS found.
Meta Tag (viewport tag, mobile devices)
Error! The meta tag named viewport is missing.

 Speed test

Server response time
The server response time is fast enough.
Table layout
Good! No nested tables found.
Number of HTTP resources
33
Number of source domains
9
Render blocking resources
The elements below are blocking the “above the fold” rendering.
List of render blocking javascript files
  • http://ajax.googleapis.com/.. /jquery.min.js?ver=1.11.3
List of render blocking css files
  • http://rainbow-engine.com/.. /jss-style.css?ver=4.8.5
  • http://rainbow-engine.com/.. /normalize.css?ver=1.5.9
  • http://rainbow-engine.com/.. /font-awesome.min.css?ver=4.5.0
  • http://rainbow-engine.com/.. /style.css?ver=4.8.5

 Speed test – Javascript

Javascript
Error! Too many javascript files found which slows down the page load on the website.
  • http://rainbow-engine.com/wp-content/plugins/syntaxhighlighter/syntaxhighlighter3/scripts/shCore.js?ver=3.0.9b
  • http://rainbow-engine.com/wp-content/plugins/syntaxhighlighter/syntaxhighlighter3/scripts/shBrushBash.js?ver=3.0.9b
  • http://rainbow-engine.com/wp-content/plugins/syntaxhighlighter/syntaxhighlighter3/scripts/shBrushPlain.js?ver=3.0.9b
  • http://rainbow-engine.com/wp-content/plugins/syntaxhighlighter/syntaxhighlighter3/scripts/shBrushJava.js?ver=3.0.9b
  • http://rainbow-engine.com/wp-content/plugins/jquery-smooth-scroll/js/jss-script.min.js?ver=4.7.5
  • http://rainbow-engine.com/wp-content/plugins/table-of-contents-plus/front.min.js?ver=1509
  • http://rainbow-engine.com/wp-content/themes/stinger8/js/base.js?ver=4.7.5
  • http://rainbow-engine.com/wp-content/themes/stinger8/js/scroll.js?ver=4.7.5
  • http://rainbow-engine.com/wp-includes/js/wp-embed.min.js?ver=4.7.5
File size of all javascript files combined
254.01KB
Javascript minifying
You can save 1.9KB (22% compression) on the analysed URL by minifying the javascript files.

 Speed test – CSS

CSS
Error! Too many CSS files detected that slows down the page load.
  • http://rainbow-engine.com/wp-content/plugins/jquery-smooth-scroll/css/jss-style.css?ver=4.7.5
  • http://rainbow-engine.com/wp-content/plugins/table-of-contents-plus/screen.min.css?ver=1509
  • http://rainbow-engine.com/wp-content/themes/stinger8/css/normalize.css?ver=1.5.9
  • http://rainbow-engine.com/wp-content/themes/stinger8/css/fontawesome/css/font-awesome.min.css?ver=4.5.0
  • http://rainbow-engine.com/wp-content/themes/stinger8/style.css?ver=4.7.5
File size of all css files combined
84.11KB
CSS minifying
You can save 4KB (36% compression) on the analysed URL by minifying the CSS files.

 Speed test – Compression

Uncompressed size of the of the HTML
34.75KB
Gzip compression
Error! By using Gzip you can save 33.6KB (66% compression) on your site.

 Speed test – Browser cache

Number of static resources (image, JS, CSS)
19
Browser cache
The browser cache is not set correctly for all elements.
URLDuration
http://rainbow-engine.com/.. /arrow.pngExpiry time is not specified
http://rainbow-engine.com/.. /special.cssExpiry time is not specified
http://rainbow-engine.com/.. /prettify.jsExpiry time is not specified
http://rainbow-engine.com/.. /search.pngExpiry time is not specified
http://rainbow-engine.com/.. /11g_icon-150x150.pngExpiry time is not specified
http://rainbow-engine.com/.. /Linux-150x150.pngExpiry time is not specified
http://rainbow-engine.com/.. /cropped-c8a03ed7-150x150.jpgExpiry time is not specified
http://rainbow-engine.com/.. /cropped-c8a03ed7.jpgExpiry time is not specified
http://rainbow-engine.com/.. /guitar-150x150.pngExpiry time is not specified
http://rainbow-engine.com/.. /plsql-150x150.pngExpiry time is not specified
http://rainbow-engine.com/wp-content/uploads/2018/01/jp1-150x150.pngExpiry time is not specified
http://rainbow-engine.com/.. /Wordpress-150x150.jpgExpiry time is not specified
http://cdn.api.b.hatena.ne.jp/.. /?url=http%3A%2F%2Frainbow-engine.com%2F&...29.9 minutes
http://js.ptengine.com/pta.js60 minutes
http://js.ptengine.com/pts.js60 minutes
http://js.ptengine.jp/257321cf.js60 minutes
http://www.google-analytics.com/analytics.js2 hours
http://cdn-ak.b.st-hatena.com/js/bookmark_button.js4.7 hours

 Speed test – Images

File size of all images combined
192.96KB
Image optimisation
You can save 13.6KB (29% compression) by optimising the images below:

 Links

We found a total of 49 different links.
Internal links: 47
External links: 2

External links:

Link text (anchor) Link strength
Google+
WordPress.org

Internal links:

Link text (anchor) Link strength
プロフィール・目的/Profile & Goal
Rainbow Engine
http://rainbow-engine.com/2017/05/14/yz0022
ギター演奏動画(#12)旅立ちの日に
分類：ギター動画紹介 (Guitar)
http://rainbow-engine.com/2017/05/08/yz0020
ギター演奏動画(#11)いつ何度でも
http://rainbow-engine.com/2017/05/06/wonderful-nigata
Wonderful Japan : Echigoyuzawa station (Niigata Prefecture)／越後湯沢駅(新潟県)
分類：日常 (Daily Life)
http://rainbow-engine.com/2017/05/05/linux_oracledb_3
Linuxサーバ(CentOS6)にOracleDB11gをインストールする（その3）
分類：IT技術 (Technology)
http://rainbow-engine.com/2017/05/05/linux_nospace
Linux：No space left on deviceの対処／Linux : how to solve “No space left on device”
http://rainbow-engine.com/2017/05/01/yz0019
ギター演奏動画(#10)ルージュの伝言
http://rainbow-engine.com/2017/04/30/linux_oracledb_2
Linuxサーバ(CentOS6)にOracleDB11gをインストールする（その２）
http://rainbow-engine.com/2017/04/24/linux_oracledb
Linuxサーバ(CentOS6)にOracleDB11gをインストールする（その１）
http://rainbow-engine.com/2017/04/22/aviutl
AviUtlの音ズレ回避方法
http://rainbow-engine.com/2017/04/17/yz0017
ギター単音弾き動画⑨夏祭り(Whiteberry)
2
3
4
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B!はてブ
LINE
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2017年1月
2016年11月
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ログイン
投稿の RSS
コメントの RSS
"世界を加速させる"/"Accelerate the World"
http://rainbow-engine.com/#wrapper
Top

 Website security

IP
183.90.240.4
External hidden links
Good! No hidden external links found
Looking for eval()
Good! No eval(bas64_decode()) scripts are found
Checking for XSS vulnerability
No XSS vulnerability found
Email encryption
Good! We have not found any unencrypted email addresses.

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belize-life.info

healthandpeace.net

rainbow-engine.com

taxi-driverslife.com

shironekotennisgear.com

belize-life.net

stage-mylife.com

sleepingsmartconsulting.com

 Icons

Favicon
Good! The website uses favicon.

 Typos

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