Access tongbangbooks.com. 동방북스 온라인 영어 전문서점

tongbangbooks.com screenshot

39

Performance

Renders faster than
58% of other websites
61

Accessibility

Visual factors better than
that of 27% of websites
58

Best Practices

More advanced features
available than in
20% of websites
76

SEO

Google-friendlier than
35% of websites

First Response

2 sec

Resources Loaded

23.9 sec

Page Rendered

1 sec

tongbangbooks.com screenshot

About Website

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

아이부터 어른까지! 픽쳐, 챕터, 리더스, 아마존/NYT 베스트셀러 등 다양한 영어책 놀이터!

Visit tongbangbooks.com

Key Findings

We analyzed Tongbangbooks.com page load time and found that the first response time was 2 sec and then it took 24.9 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

name

value

score

weighting

FCP (First Contentful Paint)

Value6.9 s

1/100

10%

LCP (Largest Contentful Paint)

Value11.9 s

0/100

25%

SI (Speed Index)

Value16.9 s

0/100

10%

TBT (Total Blocking Time)

Value290 ms

80/100

30%

CLS (Cumulative Layout Shift)

Value0.038

100/100

15%

TTI (Time to Interactive)

Value21.0 s

1/100

10%

indexpage.php

2023 ms

default.css

577 ms

utils.js

1016 ms

jquery-1.4.2.min.js

1447 ms

jQuery.plugin.getQueryString.js

607 ms

Our browser made a total of 244 requests to load all elements on the main page. We found that 94% of them (230 requests) were addressed to the original Tongbangbooks.com, 5% (12 requests) were made to Img.blue.whoismall.com and 0% (1 request) were made to Wcs.naver.net. The less responsive or slowest element that took the longest time to load (7.7 sec) belongs to the original domain Tongbangbooks.com.

Content Size

3.6 MB

After Optimization

3.1 MB

In fact, the total size of Tongbangbooks.com main page is 3.6 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. 55% of websites need less resources to load. Images take 3.1 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 131.0 kB

Original 144.8 kB
After minification 111.8 kB
After compression 13.9 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 33.0 kB, which is 23% 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 131.0 kB or 90% of the original size.

Image Optimization

-6%

Potential reduce by 194.2 kB

Original 3.1 MB
After minification 3.0 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. Tongbangbooks images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 214.2 kB

Original 301.4 kB
After minification 243.9 kB
After compression 87.2 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 214.2 kB or 71% of the original size.

CSS Optimization

-82%

Potential reduce by 5.9 kB

Original 7.2 kB
After minification 4.3 kB
After compression 1.3 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. Tongbangbooks.com needs all CSS files to be minified and compressed as it can save up to 5.9 kB or 82% of the original size.

Requests Now

236

After Optimization

204

The browser has sent 236 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tongbangbooks. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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

High

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

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.

High

Image elements do not have [alt] attributes

High

<input type="image"> elements do not have [alt] text

High

Links do not have a discernible name

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

EN
Language Claimed

N/A
Encoding

EUC-KR

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tongbangbooks.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Tongbangbooks.com main page’s claimed encoding is euc-kr. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

tongbangbooks.com

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