Access usitrip.com. 美国旅游,加拿大旅游,欧洲旅游,墨西哥旅游,华人旅行社

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

17/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value10.6 s

7/100

10%

TBT (Total Blocking Time)

Value1,160 ms

22/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value27.3 s

0/100

10%

usitrip.com

980 ms

www.usitrip.com

1346 ms

jscss

526 ms

jscss

1070 ms

big5_gb-min.js

283 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 38% of them (27 requests) were addressed to the original Usitrip.com, 27% (19 requests) were made to 7vzsvp.com2.z0.glb.qiniucdn.com and 10% (7 requests) were made to Www1.53kf.com. The less responsive or slowest element that took the longest time to load (15.8 sec) relates to the external source 7vzsvp.com2.z0.glb.qiniucdn.com.

Content Size

6.6 MB

After Optimization

6.0 MB

In fact, the total size of Usitrip.com main page is 6.6 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. 40% of websites need less resources to load. Images take 6.2 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 243.2 kB

Original 278.9 kB
After minification 207.3 kB
After compression 35.6 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 71.6 kB, which is 26% 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 243.2 kB or 87% of the original size.

Image Optimization

-4%

Potential reduce by 263.8 kB

Original 6.2 MB
After minification 5.9 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. Usitrip images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 94.9 kB

Original 156.3 kB
After minification 154.2 kB
After compression 61.4 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 94.9 kB or 61% of the original size.

Requests Now

After Optimization

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Usitrip. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts 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

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

High

Missing source maps for large first-party JavaScript

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

Language and Encoding

Language Detected

ZH
Language Claimed

N/A
Encoding

GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Usitrip.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 Usitrip.com main page’s claimed encoding is gb2312. 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

usitrip.com

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

美国旅游,加拿大旅游,欧洲旅游,墨西哥旅游,华人旅行社

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

usitrip.com

www.usitrip.com

jscss

jscss

big5_gb-min.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

usitrip.com

www.usitrip.com

jscss

jscss

big5_gb-min.js

index-min.js

Home_Page_Top_949x346_1920x400_1460074468.9525.jpg

Home_Page_Top_949x346_1920x400_1457548068.7633.jpg

Home_Page_Top_949x346_1920x400_1459458859.5154.jpg

Home_Page_Top_949x346_1920x400_1458861366.8829.jpg

Home_Page_Top_949x346_1920x400_1458595373.8879.jpg

Home_Page_Top_949x346_1920x400_1459279598.48.jpg

Home_Page_Top_949x346_1920x400_1458256257.8095.jpg

index_line_play_down_220x112_1452883771.6337.jpg

index_near_play_left_down_220x115_1457328067.9062.jpg

Home_Page_PrivateGroup_220x360_220x360_1457559146.3152.jpg

weibo.png

weixing.png

DBAyyzz.jpg

weixin.png

international.png

country-usa.png

country-china.png

new-topbar-ico.png

contry-flag.png

ajax.php

new-logo.png

contact-phone.png

m-index-nav-ico.png

img_error.png

m-tour-ico.png

index.js

m-footer-spec.png

m-auth-ico.png

kf.php

hm.js

analytics.js

mvl.js

ajax.php

detail_4_1340819737_us_ri_.jpg

detail_0_1401206060_us_ca_gs.jpg

detail_5_1399075028_us_ny_.jpg

detail_59_1453329934.jpg

thumb_3_1340177215_us_ca_sd.jpg