Access cruise.ctrip.com. 邮轮旅游线路_游轮旅游攻略_豪华游轮预订价格【携程邮轮】

name

value

score

weighting

FCP (First Contentful Paint)

Value7.5 s

1/100

10%

LCP (Largest Contentful Paint)

Value12.8 s

0/100

25%

SI (Speed Index)

Value17.4 s

0/100

10%

TBT (Total Blocking Time)

Value2,080 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.231

54/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

newpackage

525 ms

__nts.js

456 ms

commons.css

134 ms

home.css

152 ms

allsearchbar.css

353 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Cruise.ctrip.com, 47% (21 requests) were made to Ak-s.tripcdn.com and 20% (9 requests) were made to Webresource.c-ctrip.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source M.ctrip.com.

Content Size

1.8 MB

After Optimization

1.1 MB

In fact, the total size of Cruise.ctrip.com main page is 1.8 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. Javascripts take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 144.0 kB

Original 183.1 kB
After minification 183.1 kB
After compression 39.1 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. 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 144.0 kB or 79% of the original size.

Image Optimization

-17%

Potential reduce by 13.4 kB

Original 80.1 kB
After minification 66.7 kB

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, Cruise Ctrip needs image optimization as it can save up to 13.4 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-32%

Potential reduce by 466.9 kB

Original 1.5 MB
After minification 1.5 MB
After compression 1.0 MB

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 466.9 kB or 32% of the original size.

CSS Optimization

-18%

Potential reduce by 3.4 kB

Original 19.2 kB
After minification 19.2 kB
After compression 15.8 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. Cruise.ctrip.com needs all CSS files to be minified and compressed as it can save up to 3.4 kB or 18% of the original size.

Requests Now

After Optimization

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cruise Ctrip. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 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

Form elements do not have associated labels

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.

These are opportunities to improve keyboard navigation in your application.

High

Some elements have a [tabindex] value greater than 0

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

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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

High

Page is blocked from indexing

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

ZH
Encoding

UTF-8

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

cruise.ctrip.com

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

邮轮旅游线路_游轮旅游攻略_豪华游轮预订价格【携程邮轮】

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

newpackage

__nts.js

commons.css

home.css

allsearchbar.css

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

newpackage

__nts.js

commons.css

home.css

allsearchbar.css

allsearchbar.js

remarketing.js

pc_home.css

cc

polyfills-61544aab59398953eaa2.js

main-1107fa1791e870602e96.js

webpack-ff5c43d56f3570569b51.js

nfes.b4f0d70c9a915237f477.js

react.cd1ead4a3b6aea4875e7.js

29107295.6ae43c7f62f4350e0353.js

75fc9c18.edc0938a53c93c0239df.js

a1a43d5d.6c4e7cf3651b44d55e73.js

commons.d86cf2c517de0b38b4c1.js

_app-7e7ec7f24eb57886202d.js

4f57eaa2.fba3ad2d213a13c9d9bb.js

fe8ac916d64c2427d96b41747564a89a38078f9d.c51026f1d7e84562997c.js

96d7353508581d588c6b1d92e611ebf706dad08e.1f16814ab5de896112ba.js

17dac193f23a161d59a910ccee0e1fb1cce33c46.a24deaadc394e8022695.js

11427fbf371240cd0f5fe2e7341f57152ddf32d0.35696a059c31ab372c19.js

home-b71b764fde38480646f7.js

_buildManifest.js

_ssgManifest.js

compose.preact.js

placeholder.png

logo.png

cruise_logo.png

cruise_index.png

banner_loop_bg.png

loading_130x130.gif

un_common20150525.png

__nts.js

pc_home.109eefcf.woff

jigsaw-captcha.min.js

blackbg.png

er_ctrip_app.jpg

assist.png

phone_list20190617.png

queryFormatNum