Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

qr-c.link

QRコード作成・生成 - スマホで簡単操作!ご利用無料!

Page Load Speed

3.2 sec in total

First Response

579 ms

Resources Loaded

2.3 sec

Page Rendered

335 ms

About Website

Welcome to qr-c.link homepage info - get ready to check Qr C best content right away, or after learning these important things about qr-c.link

URLやメールアドレス、自由に作成した文字や文章などを簡単にQRコード画像化出来るサイトです。勿論完全無料で、スマホ・パソコンでもご利用頂けます。

Visit qr-c.link

Key Findings

We analyzed Qr-c.link page load time and found that the first response time was 579 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

qr-c.link performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

79/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value5.8 s

49/100

10%

TBT (Total Blocking Time)

Value560 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value11.5 s

18/100

10%

Network Requests Diagram

qr-c.link

579 ms

qr-c.link

780 ms

style.css

185 ms

adsbygoogle.js

409 ms

q

12 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that 75% of them (15 requests) were addressed to the original Qr-c.link, 10% (2 requests) were made to Google-analytics.com and 5% (1 request) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (780 ms) belongs to the original domain Qr-c.link.

Page Optimization Overview & Recommendations

Page size can be reduced by 24.1 kB (14%)

Content Size

170.8 kB

After Optimization

146.7 kB

In fact, the total size of Qr-c.link main page is 170.8 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. Only 10% of websites need less resources to load. Images take 78.1 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 22.5 kB

  • Original 30.1 kB
  • After minification 23.9 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. This page needs HTML code to be minified as it can gain 6.1 kB, which is 20% 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 22.5 kB or 75% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 78.1 kB
  • After minification 78.1 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. Qr C images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 739 B

  • Original 57.0 kB
  • After minification 57.0 kB
  • After compression 56.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-15%

Potential reduce by 865 B

  • Original 5.7 kB
  • After minification 5.7 kB
  • After compression 4.8 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. Qr-c.link needs all CSS files to be minified and compressed as it can save up to 865 B or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (65%)

Requests Now

17

After Optimization

6

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Qr C. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

qr-c.link accessibility score

90

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Tables and lists

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

Impact

Issue

High

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

Best Practices

qr-c.link 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

High

Page has valid source maps

SEO Factors

qr-c.link SEO score

92

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 doesn't use legible font sizes

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Qr-c.link can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Qr-c.link 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

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