Access book.hoteljob.vn. Thư Viện Chia Sẻ 1000+ Sách Và Tài Liệu Ngành Khách Sạn

name

value

score

weighting

FCP (First Contentful Paint)

Value6.9 s

1/100

10%

LCP (Largest Contentful Paint)

Value8.2 s

2/100

25%

SI (Speed Index)

Value33.3 s

0/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value9.0 s

34/100

10%

book.hoteljob.vn

856 ms

vendor.css

1464 ms

styles.css

1456 ms

hoteljob.png

735 ms

hoteljob_white.png

513 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that all of those requests were addressed to Book.hoteljob.vn and no external sources were called. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Book.hoteljob.vn.

Content Size

3.4 MB

After Optimization

2.3 MB

In fact, the total size of Book.hoteljob.vn main page is 3.4 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. 70% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 110.2 kB

Original 123.0 kB
After minification 75.1 kB
After compression 12.8 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 47.9 kB, which is 39% 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 110.2 kB or 90% of the original size.

Image Optimization

-15%

Potential reduce by 383.5 kB

Original 2.5 MB
After minification 2.1 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. Obviously, Book Hoteljob needs image optimization as it can save up to 383.5 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 250.6 kB

Original 358.3 kB
After minification 358.3 kB
After compression 107.7 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 250.6 kB or 70% of the original size.

CSS Optimization

-81%

Potential reduce by 344.7 kB

Original 423.2 kB
After minification 422.8 kB
After compression 78.5 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. Book.hoteljob.vn needs all CSS files to be minified and compressed as it can save up to 344.7 kB or 81% of the original size.

Requests Now

After Optimization

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Book Hoteljob. According to our analytics all requests are already optimized.

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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 keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

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

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

VI
Language Claimed

VI
Encoding

UTF-8

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

book.hoteljob.vn

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Thư Viện Chia Sẻ 1000+ Sách Và Tài Liệu Ngành Khách Sạn | Book.Hoteljob.Vn

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

book.hoteljob.vn

vendor.css

styles.css

hoteljob.png

hoteljob_white.png

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

book.hoteljob.vn

vendor.css

styles.css

hoteljob.png

hoteljob_white.png

1663241889_largepreview_300.png

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1541566311_0684177722_300.jpg

vendor.js

vendor2.js

script.js

1530064548_Toi-PR-cho-PR_300.jpg

1529918767_Ket-thuc-ban-hang-Brian-Tracy_300.jpg

1529918300_8935086838167_1_300.jpg

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