Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 48% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

dcollection.net

dCollection 디지털 학술정보 유통시스템

Page Load Speed

3.1 sec in total

First Response

1.5 sec

Resources Loaded

1.5 sec

Page Rendered

0 ms

dcollection.net screenshot

About Website

Welcome to dcollection.net homepage info - get ready to check DCollection best content for South Korea right away, or after learning these important things about dcollection.net

Visit dcollection.net

Key Findings

We analyzed Dcollection.net page load time and found that the first response time was 1.5 sec and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

dcollection.net performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value9.8 s

0/100

25%

SI (Speed Index)

Value12.4 s

3/100

10%

TBT (Total Blocking Time)

Value270 ms

82/100

30%

CLS (Cumulative Layout Shift)

Value0.107

88/100

15%

TTI (Time to Interactive)

Value8.5 s

38/100

10%

Network Requests Diagram

dcollection.net

1530 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Dcollection.net and no external sources were called. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Dcollection.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 33 B (19%)

Content Size

170 B

After Optimization

137 B

In fact, the total size of Dcollection.net main page is 170 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 170 B which makes up the majority of the site volume.

HTML Optimization

-19%

Potential reduce by 33 B

  • Original 170 B
  • After minification 170 B
  • After compression 137 B

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 33 B or 19% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

dcollection.net accessibility score

79

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

Best Practices

dcollection.net best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

dcollection.net SEO score

81

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

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

    KO

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dcollection.net can be misinterpreted by Google and other search engines. Our service has detected that Korean 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 Dcollection.net 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 DCollection. 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: