Tools & Wizards About Us
9qrcode.com screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

9qrcode.com

QR Code Generator With Logo, Icons & Color For Free!

Page Load Speed

8.9 sec in total

First Response

64 ms

Resources Loaded

7.7 sec

Page Rendered

1.1 sec

9qrcode.com screenshot

About Website

Welcome to 9qrcode.com homepage info - get ready to check 9 QR Code best content for Vietnam right away, or after learning these important things about 9qrcode.com

QR Code Generator For Free - Create your custom QR Code with your Logo, Icons & Color Free. Support Text, Website, Email, Tel, vCard, Wifi, Location, SMS.

Visit 9qrcode.com

Key Findings

We analyzed 9qrcode.com page load time and found that the first response time was 64 ms and then it took 8.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

9qrcode.com performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value15.5 s

0/100

10%

TBT (Total Blocking Time)

Value8,150 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.084

93/100

15%

TTI (Time to Interactive)

Value17.9 s

3/100

10%

Network Requests Diagram

9qrcode.com

64 ms

9qrcode.com

1773 ms

bootstrap.min.css

1937 ms

custom.css

28 ms

aos.min.css

31 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 32% of them (18 requests) were addressed to the original 9qrcode.com, 19% (11 requests) were made to Pagead2.googlesyndication.com and 18% (10 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source Fonts.googleapis.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 242.7 kB (16%)

Content Size

1.5 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 9qrcode.com main page is 1.5 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. 65% of websites need less resources to load. Javascripts take 932.6 kB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 199.7 kB

  • Original 217.4 kB
  • After minification 177.6 kB
  • After compression 17.7 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 39.8 kB, which is 18% 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 199.7 kB or 92% of the original size.

Image Optimization

-0%

Potential reduce by 1.4 kB

  • Original 359.3 kB
  • After minification 357.9 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. 9 QR Code images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 40.8 kB

  • Original 932.6 kB
  • After minification 932.6 kB
  • After compression 891.8 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

-2%

Potential reduce by 750 B

  • Original 38.5 kB
  • After minification 38.5 kB
  • After compression 37.8 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. 9qrcode.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 37 (70%)

Requests Now

53

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 9 QR Code. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

9qrcode.com

9qrcode.com

64 ms

9qrcode.com

9qrcode.com

1773 ms

bootstrap.min.css

bootstrap.min.css

1937 ms

custom.css

custom.css

28 ms

aos.min.css

aos.min.css

31 ms

js

js

69 ms

adsbygoogle.js

adsbygoogle.js

164 ms

jquery.slim.min.js

jquery.slim.min.js

26 ms

popper.min.js

popper.min.js

64 ms

bootstrap.min.js

bootstrap.min.js

19 ms

custom.js

custom.js

29 ms

fontawesome.min.js

fontawesome.min.js

1334 ms

fontawesome-solid.min.js

fontawesome-solid.min.js

58 ms

fontawesome-brands.modified.js

fontawesome-brands.modified.js

1207 ms

aos.min.js

aos.min.js

56 ms

vcd15cbe7772f49c399c6a5babf22c1241717689176015

vcd15cbe7772f49c399c6a5babf22c1241717689176015

95 ms

90e187a41354092dcbbd5081da261e94.png

90e187a41354092dcbbd5081da261e94.png

1170 ms

hero.png

hero.png

171 ms

static.png

static.png

1632 ms

dynamic.png

dynamic.png

170 ms

show_ads_impl.js

show_ads_impl.js

268 ms

main.js

main.js

100 ms

zrt_lookup.html

zrt_lookup.html

89 ms

ads

ads

560 ms

ads

ads

585 ms

reactive_library.js

reactive_library.js

204 ms

ca-pub-6799692112452325

ca-pub-6799692112452325

167 ms

2c467cbcaed741394c4076d97cdce7d0.js

2c467cbcaed741394c4076d97cdce7d0.js

206 ms

load_preloaded_resource.js

load_preloaded_resource.js

218 ms

ff6b8413ccec2e2686fe44d6d4a2e9d1.js

ff6b8413ccec2e2686fe44d6d4a2e9d1.js

218 ms

abg_lite.js

abg_lite.js

300 ms

window_focus.js

window_focus.js

303 ms

qs_click_protection.js

qs_click_protection.js

302 ms

ufs_web_display.js

ufs_web_display.js

216 ms

b8bba7bdb82ef259240353901c7e809d.js

b8bba7bdb82ef259240353901c7e809d.js

235 ms

icon.png

icon.png

85 ms

s

s

67 ms

feedback_grey600_24dp.png

feedback_grey600_24dp.png

8 ms

fullscreen_api_adapter.js

fullscreen_api_adapter.js

83 ms

interstitial_ad_frame.js

interstitial_ad_frame.js

82 ms

settings_grey600_24dp.png

settings_grey600_24dp.png

93 ms

16172018192069873159

16172018192069873159

165 ms

abg_lite.js

abg_lite.js

86 ms

omrhp.js

omrhp.js

86 ms

Q12zgMmT.js

Q12zgMmT.js

82 ms

gen_204

gen_204

142 ms

css

css

2050 ms

62bHydCX.html

62bHydCX.html

50 ms

activeview

activeview

65 ms

EwGoFmJh85jiKfF-1zVyLpKT-mfRa9zDiFbQBwafAqI.js

EwGoFmJh85jiKfF-1zVyLpKT-mfRa9zDiFbQBwafAqI.js

6 ms

sodar

sodar

111 ms

activeview

activeview

92 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpyzAFyo4d4k.ttf

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpyzAFyo4d4k.ttf

130 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpyzAFyo4d4k.ttf

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpyzAFyo4d4k.ttf

262 ms

sodar2.js

sodar2.js

6 ms

runner.html

runner.html

6 ms

aframe

aframe

33 ms

Accessibility Review

9qrcode.com accessibility score

86

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

9qrcode.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

9qrcode.com SEO score

79

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

High

Document doesn't have a valid hreflang

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 9qrcode.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that 9qrcode.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

9qrcode.com

Open Graph description is not detected on the main page of 9 QR Code. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: