Access sentratravel.com.tw. 【先鋒旅遊】SENTRA TOURS ：杜拜航空-客貨運經銷商、阿聯酋航空-票務代理商+杜拜中轉套裝行程銷售

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value11.3 s

0/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value1,080 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.209

59/100

15%

TTI (Time to Interactive)

Value11.1 s

20/100

10%

sentratravel.com.tw

1286 ms

link.js

394 ms

master.css

1473 ms

home.css

777 ms

package.css

398 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 67% of them (39 requests) were addressed to the original Sentratravel.com.tw, 7% (4 requests) were made to Maps.googleapis.com and 7% (4 requests) were made to Wd-edge.sharethis.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Sentratravel.com.tw.

Content Size

1.1 MB

After Optimization

627.9 kB

In fact, the total size of Sentratravel.com.tw main page is 1.1 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. 20% of websites need less resources to load. Javascripts take 607.6 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 27.6 kB

Original 34.4 kB
After minification 25.1 kB
After compression 6.9 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 9.4 kB, which is 27% 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 27.6 kB or 80% of the original size.

Image Optimization

-9%

Potential reduce by 35.1 kB

Original 393.5 kB
After minification 358.5 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. SENTRA Travel images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 367.2 kB

Original 607.6 kB
After minification 554.9 kB
After compression 240.4 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 367.2 kB or 60% of the original size.

CSS Optimization

-78%

Potential reduce by 80.8 kB

Original 102.9 kB
After minification 82.8 kB
After compression 22.1 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. Sentratravel.com.tw needs all CSS files to be minified and compressed as it can save up to 80.8 kB or 78% of the original size.

Requests Now

After Optimization

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SENTRA Travel. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 11 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 semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

High

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

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

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

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

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sentratravel.com.tw 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 Sentratravel.com.tw 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

sentratravel.com.tw

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

【先鋒旅遊】SENTRA TOURS ：杜拜航空-客貨運經銷商、阿聯酋航空-票務代理商+杜拜中轉套裝行程銷售

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

sentratravel.com.tw

link.js

master.css

home.css

package.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

sentratravel.com.tw

link.js

master.css

home.css

package.css

font-awesome.min.css

product.css

jquery-1.8.3.min.js

jquery.form.js

jquery.PrintArea.js

buycar.js

main.js

jsManage.js

css

buttons.js

jquery.blockUI.js

jquery.lazyload.js

jquery.bxslider.css

jquery.bxslider.min.js

jquery.titanlighbox.css

jquery.titanlighbox.js

photoswipe.css

klass.min.js

code.photoswipe.jquery-3.0.5.min.js

jquery.dotdotdot-1.5.3.js

reset.css

3721672_instagram_icon.png

logo_m.png

logo.png

pic_7.jpg

loading.gif

logo_s.png

1659941068134656.png

317727_facebook_social%20media_social_icon%2036.png

embed

cd-top-arrow.png

fontawesome-webfont.woff

nwpTtK2oNgBA3Or78gapdwuyyCg6.ttf

js

search.js

geometry.js

main.js

getAllAppDefault.esi