Tools & Wizards About Us
thedenandcentro.com screenshot

Report Summary

  • 0

    Performance

  • 71

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

thedenandcentro.com

Page Load Speed

1.5 sec in total

First Response

172 ms

Resources Loaded

1 sec

Page Rendered

313 ms

thedenandcentro.com screenshot

About Website

Click here to check amazing Thedenandcentro content. Otherwise, check out these important facts you probably never knew about thedenandcentro.com

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Visit thedenandcentro.com

Key Findings

We analyzed Thedenandcentro.com page load time and found that the first response time was 172 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

thedenandcentro.com performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0

0/100

10%

LCP (Largest Contentful Paint)

Value0

0/100

25%

SI (Speed Index)

Value0

0/100

10%

TBT (Total Blocking Time)

Value0

0/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value0

0/100

10%

Network Requests Diagram

thedenandcentro.com

172 ms

style.css

70 ms

imag_main.jpg

249 ms

top_cont.jpg

250 ms

bookmark_button.js

335 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 25% of them (9 requests) were addressed to the original Thedenandcentro.com, 22% (8 requests) were made to Apis.google.com and 11% (4 requests) were made to D7x5nblzs94me.cloudfront.net. The less responsive or slowest element that took the longest time to load (544 ms) relates to the external source Media.line.me.

Page Optimization Overview & Recommendations

Page size can be reduced by 150.2 kB (11%)

Content Size

1.4 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Thedenandcentro.com main page is 1.4 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. 50% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 15.1 kB

  • Original 20.4 kB
  • After minification 19.6 kB
  • After compression 5.3 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. 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 15.1 kB or 74% of the original size.

Image Optimization

-1%

Potential reduce by 9.4 kB

  • Original 1.2 MB
  • After minification 1.2 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. Thedenandcentro images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 110.0 kB

  • Original 159.7 kB
  • After minification 140.2 kB
  • After compression 49.7 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 110.0 kB or 69% of the original size.

CSS Optimization

-80%

Potential reduce by 15.7 kB

  • Original 19.7 kB
  • After minification 15.0 kB
  • After compression 4.0 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. Thedenandcentro.com needs all CSS files to be minified and compressed as it can save up to 15.7 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (54%)

Requests Now

35

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Thedenandcentro. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

thedenandcentro.com

thedenandcentro.com

172 ms

style.css

style.css

70 ms

imag_main.jpg

imag_main.jpg

249 ms

top_cont.jpg

top_cont.jpg

250 ms

bookmark_button.js

bookmark_button.js

335 ms

line-button.js

line-button.js

544 ms

in.js

in.js

7 ms

jquery.main.js

jquery.main.js

203 ms

jquery.matchHeight.js

jquery.matchHeight.js

94 ms

box01.jpg

box01.jpg

332 ms

box02.jpg

box02.jpg

369 ms

box03.jpg

box03.jpg

462 ms

platform.js

platform.js

64 ms

button-only@2x.png

button-only@2x.png

331 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

17 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

11 ms

fastbutton

fastbutton

76 ms

postmessageRelay

postmessageRelay

64 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

23 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

30 ms

3193398744-postmessagerelay.js

3193398744-postmessagerelay.js

27 ms

rpc:shindig_random.js

rpc:shindig_random.js

40 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

5 ms

234 ms

secureAnonymousFramework

secureAnonymousFramework

49 ms

btn.js

btn.js

45 ms

reset.css

reset.css

9 ms

entry-button.css

entry-button.css

10 ms

bbtn-l_v3.png

bbtn-l_v3.png

4 ms

button

button

29 ms

button.css

button.css

57 ms

shared.js

shared.js

61 ms

button.js

button.js

59 ms

sprite_connect_v14.png

sprite_connect_v14.png

49 ms

pocket_button.png

pocket_button.png

5 ms

82x20.png

82x20.png

180 ms

Accessibility Review

thedenandcentro.com accessibility score

71

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.

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

thedenandcentro.com best practices score

83

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

thedenandcentro.com SEO score

81

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Thedenandcentro.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Japanese. Our system also found out that Thedenandcentro.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

thedenandcentro.com

Open Graph description is not detected on the main page of Thedenandcentro. 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: