Access vipwifi.com. 环球漫游, 旅行随身WiFi - 出境通讯专家 - 提供韩国egg/日本wifi/美国/欧洲/台湾等移动wifi租赁服务

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

38/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

50/100

25%

SI (Speed Index)

Value10.2 s

8/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.389

26/100

15%

TTI (Time to Interactive)

Value9.9 s

27/100

10%

vipwifi.com

620 ms

www.vipwifi.com

636 ms

style.css

773 ms

login.css

780 ms

5715d5fbeecc7.jpg

1151 ms

Our browser made a total of 131 requests to load all elements on the main page. We found that 50% of them (66 requests) were addressed to the original Vipwifi.com, 6% (8 requests) were made to Img.t.sinajs.cn and 5% (7 requests) were made to Wx1.sinaimg.cn. The less responsive or slowest element that took the longest time to load (20 sec) relates to the external source Api.tongjiniao.com.

Content Size

4.0 MB

After Optimization

3.1 MB

In fact, the total size of Vipwifi.com main page is 4.0 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. 45% of websites need less resources to load. Images take 3.8 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 31.4 kB

Original 39.8 kB
After minification 33.3 kB
After compression 8.4 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 6.5 kB, which is 16% 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 31.4 kB or 79% of the original size.

Image Optimization

-22%

Potential reduce by 857.7 kB

Original 3.8 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. Obviously, Vipwifi needs image optimization as it can save up to 857.7 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-35%

Potential reduce by 23.3 kB

Original 67.6 kB
After minification 67.6 kB
After compression 44.3 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 23.3 kB or 35% of the original size.

CSS Optimization

-66%

Potential reduce by 33.6 kB

Original 51.1 kB
After minification 51.1 kB
After compression 17.5 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. Vipwifi.com needs all CSS files to be minified and compressed as it can save up to 33.6 kB or 66% of the original size.

Requests Now

126

After Optimization

106

The browser has sent 126 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vipwifi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 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 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

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

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 Vipwifi.com 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 Vipwifi.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

vipwifi.com

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

环球漫游, 旅行随身WiFi - 出境通讯专家 - 提供韩国egg/日本wifi/美国/欧洲/台湾等移动wifi租赁服务

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

vipwifi.com

www.vipwifi.com

style.css

login.css

5715d5fbeecc7.jpg

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

vipwifi.com

www.vipwifi.com

style.css

login.css

5715d5fbeecc7.jpg

index.php

jquery_1_11_1min.js

c

uroa-allp.js

index.js

scroll.js

uroaming-logo.png

uroa-nav-dh-02.png

uroa-rent.png

uroa-rent2.png

uroa-rent3.png

uroa-rent4.png

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57ac52c3d0cb0.jpg

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liucheng-1.jpg

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liucheng-4.jpg

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code-wx.jpg

hez-1.jpg

hezuo-2.jpg

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