Tools & Wizards About Us
pgtop.net screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

pgtop.net

プログラミング初心者入門講座

Page Load Speed

10.4 sec in total

First Response

534 ms

Resources Loaded

9.6 sec

Page Rendered

182 ms

pgtop.net screenshot

About Website

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

プログラミングに興味を持ちはじめた初心者、将来プログラマーになりたいという未経験者を対象にした、無料で学べるWeb講座です。プログラミングの基礎やデータベースの基礎を短期間で身に付けて、プログラミングをあなたの仕事に活かしてください。

Visit pgtop.net

Key Findings

We analyzed Pgtop.net page load time and found that the first response time was 534 ms and then it took 9.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

pgtop.net performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

66/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value5,330 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.164

72/100

15%

TTI (Time to Interactive)

Value17.8 s

4/100

10%

Network Requests Diagram

pgtop.net

534 ms

insert-ad-legacy.min.js

662 ms

site_view-1008019.css

344 ms

user-common.css

698 ms

ad_plugin.js

743 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Pgtop.net, 7% (6 requests) were made to Ad-spire.genieesspv.jp and 7% (6 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Blogmura.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 180.9 kB (24%)

Content Size

759.5 kB

After Optimization

578.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Pgtop.net main page is 759.5 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. 50% of websites need less resources to load. Javascripts take 603.7 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 88.4 kB

  • Original 125.6 kB
  • After minification 123.5 kB
  • After compression 37.2 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 88.4 kB or 70% of the original size.

Image Optimization

-3%

Potential reduce by 21 B

  • Original 829 B
  • After minification 808 B

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. Pgtop images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 69.7 kB

  • Original 603.7 kB
  • After minification 603.6 kB
  • After compression 534.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 69.7 kB or 12% of the original size.

CSS Optimization

-78%

Potential reduce by 22.9 kB

  • Original 29.4 kB
  • After minification 24.8 kB
  • After compression 6.5 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. Pgtop.net needs all CSS files to be minified and compressed as it can save up to 22.9 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 54 (68%)

Requests Now

79

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pgtop. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 44 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

pgtop.net

pgtop.net

534 ms

insert-ad-legacy.min.js

insert-ad-legacy.min.js

662 ms

site_view-1008019.css

site_view-1008019.css

344 ms

user-common.css

user-common.css

698 ms

ad_plugin.js

ad_plugin.js

743 ms

adsbygoogle.js

adsbygoogle.js

100 ms

publishertag.js

publishertag.js

16 ms

a1529366.js

a1529366.js

772 ms

bl-bookmarks.js

bl-bookmarks.js

729 ms

seesaa_outstream_atf_pc_jp_not_updated_page_2.js

seesaa_outstream_atf_pc_jp_not_updated_page_2.js

196 ms

widgets.js

widgets.js

53 ms

analytics-seesaa-net.js

analytics-seesaa-net.js

366 ms

js

js

63 ms

www88_31.gif

www88_31.gif

1751 ms

seesaablog.gif

seesaablog.gif

1588 ms

show_ads_impl.js

show_ads_impl.js

1714 ms

title.gif

title.gif

1645 ms

adstir.js

adstir.js

335 ms

zrt_lookup.html

zrt_lookup.html

21 ms

ads

ads

229 ms

pixel.gif

pixel.gif

12 ms

jsk

jsk

661 ms

pixel.gif

pixel.gif

7 ms

im-uid-hook.js

im-uid-hook.js

167 ms

im-uid.js

im-uid.js

11 ms

get

get

259 ms

inview.20190130.min.js

inview.20190130.min.js

548 ms

a1546762.js

a1546762.js

551 ms

gl0

gl0

165 ms

bookmark_button.js

bookmark_button.js

55 ms

ads

ads

144 ms

sdk.js

sdk.js

24 ms

ads

ads

174 ms

0def60b85ccaf406f4f222d844e151cc

0def60b85ccaf406f4f222d844e151cc

1054 ms

sdk.js

sdk.js

5 ms

24 ms

88_31.gif

88_31.gif

19 ms

ninja_onetag.css

ninja_onetag.css

182 ms

tsumugi

tsumugi

342 ms

pv

pv

351 ms

ads

ads

1352 ms

analytics.js

analytics.js

1352 ms

a1518756.js

a1518756.js

548 ms

cic

cic

486 ms

rtct_adp_lib.20200515.min.js

rtct_adp_lib.20200515.min.js

725 ms

fire

fire

165 ms

collect

collect

12 ms

jsk

jsk

164 ms

im-uid-hook.js

im-uid-hook.js

151 ms

adstir.js

adstir.js

667 ms

gl0

gl0

163 ms

itm.js

itm.js

41 ms

analytics.js

analytics.js

41 ms

syncframe

syncframe

103 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

251 ms

tweet_button.html

tweet_button.html

94 ms

button-only@2x.png

button-only@2x.png

28 ms

platform.js

platform.js

151 ms

plugins.js

plugins.js

146 ms

audience

audience

367 ms

collect

collect

71 ms

collect

collect

86 ms

embeds

embeds

166 ms

like.php

like.php

125 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

21 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

39 ms

fastbutton

fastbutton

48 ms

ga-audiences

ga-audiences

65 ms

postmessageRelay

postmessageRelay

83 ms

GiNc_6TD3uf.js

GiNc_6TD3uf.js

37 ms

FEppCFCt76d.png

FEppCFCt76d.png

36 ms

settings

settings

40 ms

developers.google.com

developers.google.com

319 ms

3604799710-postmessagerelay.js

3604799710-postmessagerelay.js

18 ms

rpc:shindig_random.js

rpc:shindig_random.js

14 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

3 ms

gtm.js

gtm.js

13 ms

gtm.js

gtm.js

33 ms

destination

destination

12 ms

beacon.html

beacon.html

105 ms

pageview.js

pageview.js

26 ms

destination

destination

31 ms

bh.json

bh.json

204 ms

control

control

719 ms

activityi;src=10208769;type=invmedia;cat=im8db0;ord=6261021170789;npa=0;auiddc=1574684568.1715063298;u1=7262;u2=seesaa;u3=http%3A%2F%2Fpgtop.net%2F;pscdl=noapi;gtm=45fe4560h2v9181790672za201;gcd=13l3l3l3l1;dma=0;epver=2;~oref=http%3A%2F%2Fpgtop.net%2F

activityi;src=10208769;type=invmedia;cat=im8db0;ord=6261021170789;npa=0;auiddc=1574684568.1715063298;u1=7262;u2=seesaa;u3=http%3A%2F%2Fpgtop.net%2F;pscdl=noapi;gtm=45fe4560h2v9181790672za201;gcd=13l3l3l3l1;dma=0;epver=2;~oref=http%3A%2F%2Fpgtop.net%2F

81 ms

src=10208769;type=invmedia;cat=im8db0;ord=6261021170789;npa=0;auiddc=*;u1=7262;u2=seesaa;u3=http%3A%2F%2Fpgtop.net%2F;pscdl=noapi;gtm=45fe4560h2v9181790672za201;gcd=13l3l3l3l1;dma=0;epver=2;~oref=http%3A%2F%2Fpgtop.net%2F

src=10208769;type=invmedia;cat=im8db0;ord=6261021170789;npa=0;auiddc=*;u1=7262;u2=seesaa;u3=http%3A%2F%2Fpgtop.net%2F;pscdl=noapi;gtm=45fe4560h2v9181790672za201;gcd=13l3l3l3l1;dma=0;epver=2;~oref=http%3A%2F%2Fpgtop.net%2F

75 ms

first.js

first.js

164 ms

track

track

165 ms

cic

cic

171 ms

multi

multi

177 ms

Accessibility Review

pgtop.net accessibility score

88

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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

<frame> or <iframe> elements do not have a title

Best Practices

pgtop.net best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

pgtop.net SEO score

100

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

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 Pgtop.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 Pgtop.net 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

pgtop.net

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