Access qam-web.com. WEB業界で働く人や興味がある人に役立つ情報サイト"qam（カム）" | WEB業界で働く人や興味がある人に役立つ情報サイト"qam（カム）"

name

value

score

weighting

FCP (First Contentful Paint)

Value7.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value14.1 s

1/100

10%

TBT (Total Blocking Time)

Value680 ms

44/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value16.7 s

5/100

10%

www.qam-web.com

1135 ms

style.css

675 ms

css

24 ms

font-awesome.min.css

22 ms

adsbygoogle.js

51 ms

Our browser made a total of 114 requests to load all elements on the main page. We found that 69% of them (79 requests) were addressed to the original Qam-web.com, 9% (10 requests) were made to B.st-hatena.com and 3% (3 requests) were made to Cdn-fluct.sh.adingo.jp. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Qam-web.com.

Content Size

12.3 MB

After Optimization

1.8 MB

In fact, the total size of Qam-web.com main page is 12.3 MB. 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. Images take 12.0 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 85.1 kB

Original 99.4 kB
After minification 87.0 kB
After compression 14.3 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. This page needs HTML code to be minified as it can gain 12.4 kB, which is 12% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 85.1 kB or 86% of the original size.

Image Optimization

-87%

Potential reduce by 10.4 MB

Original 12.0 MB
After minification 1.6 MB

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, Qam Web needs image optimization as it can save up to 10.4 MB or 87% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-11%

Potential reduce by 24.6 kB

Original 216.0 kB
After minification 214.9 kB
After compression 191.5 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 24.6 kB or 11% of the original size.

CSS Optimization

-37%

Potential reduce by 6.9 kB

Original 18.9 kB
After minification 18.4 kB
After compression 12.0 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. Qam-web.com needs all CSS files to be minified and compressed as it can save up to 6.9 kB or 37% of the original size.

Requests Now

111

After Optimization

The browser has sent 111 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Qam Web. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

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

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.

High

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Qam-web.com 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 Qam-web.com 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

qam-web.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

WEB業界で働く人や興味がある人に役立つ情報サイト"qam（カム）" | WEB業界で働く人や興味がある人に役立つ情報サイト"qam（カム）"

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

www.qam-web.com

style.css

css

font-awesome.min.css

adsbygoogle.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

www.qam-web.com

style.css

css

font-awesome.min.css

adsbygoogle.js

jquery-1.11.1.min.js

jquery.cookie.js

jquery.easing.1.3.js

copy.js

css_browser_selector.js

rollover.js

scroll.js

pagetop.js

side_rank.js

ranking.js

jquery.linkbox.js

jquery.textresizer.js

jquery.textresizer.setting.js

widgetoon.js

js

style.min.css

screen.min.css

wpp.css

pagenavi-css.css

jquery.js

jquery-migrate.min.js

wpp-4.2.0.min.js

f.js

f.js

f.js

front.min.js

jquery.sonar.min.js

lazy-load.js

wp-embed.min.js

widgetoon.js

notosansjapanese.css

bg_body_001.png

mixpanel-2-latest.min.js

wp-emoji-release.min.js

feedly-follow-rectangle-volume-big_2x.png

bg_header.png

logo.png

head_search01.png