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Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

kurorekishi.me

黒歴史クリーナー

Page Load Speed

2.4 sec in total

First Response

12 ms

Resources Loaded

2.2 sec

Page Rendered

174 ms

kurorekishi.me screenshot

About Website

Click here to check amazing Kurorekishi content for Japan. Otherwise, check out these important facts you probably never knew about kurorekishi.me

「黒歴史クリーナー」はツイート一括削除サービス！簡単・迅速にあなたの黒歴史を消去します。炎上予防のため定期的にツイートを削除したい方、フォロワーを消さずにTwitterをやり直したい方にオススメです！

Visit kurorekishi.me

Key Findings

We analyzed Kurorekishi.me page load time and found that the first response time was 12 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

kurorekishi.me performance score

0

Network Requests Diagram

kurorekishi.me

12 ms

cleaner

8 ms

getstarted

18 ms

webfont.js

7 ms

application-952badc162950af96357ae4386c94ca5.css

415 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 5% of them (3 requests) were addressed to the original Kurorekishi.me, 13% (7 requests) were made to Apis.google.com and 11% (6 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (837 ms) relates to the external source Cdn.api.b.hatena.ne.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 287.4 kB (46%)

Content Size

630.1 kB

After Optimization

342.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kurorekishi.me main page is 630.1 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. 55% of websites need less resources to load. Javascripts take 376.1 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 15.3 kB

  • Original 22.9 kB
  • After minification 22.8 kB
  • After compression 7.6 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 15.3 kB or 67% of the original size.

Image Optimization

-1%

Potential reduce by 2.1 kB

  • Original 152.9 kB
  • After minification 150.8 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. Kurorekishi images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 208.0 kB

  • Original 376.1 kB
  • After minification 363.6 kB
  • After compression 168.2 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 208.0 kB or 55% of the original size.

CSS Optimization

-79%

Potential reduce by 62.0 kB

  • Original 78.2 kB
  • After minification 75.7 kB
  • After compression 16.2 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. Kurorekishi.me needs all CSS files to be minified and compressed as it can save up to 62.0 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (55%)

Requests Now

51

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kurorekishi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kurorekishi.me

kurorekishi.me

12 ms

cleaner

cleaner

8 ms

getstarted

getstarted

18 ms

webfont.js

webfont.js

7 ms

application-952badc162950af96357ae4386c94ca5.css

application-952badc162950af96357ae4386c94ca5.css

415 ms

jquery.min.js

jquery.min.js

14 ms

application-ab881212b58d7789f37b8e64acd510bf.js

application-ab881212b58d7789f37b8e64acd510bf.js

653 ms

adsbygoogle.js

adsbygoogle.js

14 ms

line-button.js

line-button.js

548 ms

bookmark_button.js

bookmark_button.js

737 ms

css

css

24 ms

analytics.js

analytics.js

28 ms

button-only@2x.png

button-only@2x.png

178 ms

profile-20954823fc7c7a7583f44afcb3b7dca3.png

profile-20954823fc7c7a7583f44afcb3b7dca3.png

26 ms

ca-pub-4435381701402377.js

ca-pub-4435381701402377.js

55 ms

zrt_lookup.html

zrt_lookup.html

81 ms

show_ads_impl.js

show_ads_impl.js

58 ms

fontello-ba4710c20e6659de4df83764a5406323.woff

fontello-ba4710c20e6659de4df83764a5406323.woff

659 ms

collect

collect

30 ms

all.js

all.js

271 ms

widgets.js

widgets.js

171 ms

platform.js

platform.js

90 ms

837 ms

collect

collect

104 ms

pla

pla

33 ms

ads

ads

246 ms

osd.js

osd.js

17 ms

ads

ads

183 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

10 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

23 ms

fastbutton

fastbutton

110 ms

postmessageRelay

postmessageRelay

35 ms

api.js

api.js

59 ms

core:rpc:shindig.random:shindig.sha1.js

core:rpc:shindig.random:shindig.sha1.js

63 ms

2536007149-postmessagerelay.js

2536007149-postmessagerelay.js

75 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

30 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

28 ms

5663255699235603214

5663255699235603214

44 ms

abg.js

abg.js

46 ms

m_js_controller.js

m_js_controller.js

55 ms

googlelogo_color_112x36dp.png

googlelogo_color_112x36dp.png

44 ms

75 ms

xd_arbiter.php

xd_arbiter.php

228 ms

xd_arbiter.php

xd_arbiter.php

438 ms

s

s

26 ms

x_button_blue2.png

x_button_blue2.png

25 ms

E4WYPs_lNJIuXrWpTsOcc3FIG36RfI0ERc0srw5QW9Y.js

E4WYPs_lNJIuXrWpTsOcc3FIG36RfI0ERc0srw5QW9Y.js

4 ms

nr-852.min.js

nr-852.min.js

25 ms

xd_arbiter.php

xd_arbiter.php

137 ms

d699c62ec5

d699c62ec5

58 ms

like.php

like.php

52 ms

vpc6VNjRPXV.js

vpc6VNjRPXV.js

476 ms

LVx-xkvaJ0b.png

LVx-xkvaJ0b.png

538 ms

reset.css

reset.css

4 ms

entry-button.css

entry-button.css

5 ms

bbtn-l_v3.png

bbtn-l_v3.png

8 ms

SEO Factors

kurorekishi.me SEO score

0

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kurorekishi.me can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it does not match the claimed English language. Our system also found out that Kurorekishi.me 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

kurorekishi.me

Open Graph data is detected on the main page of Kurorekishi. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: