Report Summary

  • 26

    Performance

    Renders faster than
    46% of other websites

  • 50

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

dler.org

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Page Load Speed

5 sec in total

First Response

675 ms

Resources Loaded

4.2 sec

Page Rendered

125 ms

dler.org screenshot

About Website

Visit dler.org now to see the best up-to-date Dler content for Taiwan and also check out these interesting facts you probably never knew about dler.org

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Key Findings

We analyzed Dler.org page load time and found that the first response time was 675 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

dler.org performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

50/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value12,910 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value19.9 s

2/100

10%

Network Requests Diagram

dler.org

675 ms

style.css

416 ms

dler2_1341_6484_7150_1.js

437 ms

urchin.js

7 ms

network.js

17 ms

Our browser made a total of 104 requests to load all elements on the main page. We found that 3% of them (3 requests) were addressed to the original Dler.org, 13% (13 requests) were made to S0.2mdn.net and 8% (8 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Xml-apac-ss.ysm.yahoo.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (49%)

Content Size

2.2 MB

After Optimization

1.1 MB

In fact, the total size of Dler.org main page is 2.2 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. 60% of websites need less resources to load. Javascripts take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 206.5 kB

  • Original 285.5 kB
  • After minification 276.4 kB
  • After compression 79.1 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 206.5 kB or 72% of the original size.

Image Optimization

-4%

Potential reduce by 26.3 kB

  • Original 670.7 kB
  • After minification 644.4 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. Dler images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 803.1 kB

  • Original 1.2 MB
  • After minification 1.2 MB
  • After compression 390.4 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 803.1 kB or 67% of the original size.

CSS Optimization

-83%

Potential reduce by 23.4 kB

  • Original 28.3 kB
  • After minification 22.2 kB
  • After compression 5.0 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. Dler.org needs all CSS files to be minified and compressed as it can save up to 23.4 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 72 (73%)

Requests Now

98

After Optimization

26

The browser has sent 98 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dler. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 49 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

dler.org accessibility score

50

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

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

dler.org best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

dler.org SEO score

58

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

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dler.org can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Dler.org 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 description is not detected on the main page of Dler. 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: