21.8 sec in total
3.1 sec
18.1 sec
562 ms
Visit sum.com.tw now to see the best up-to-date Sum content for Taiwan and also check out these interesting facts you probably never knew about sum.com.tw
SUM汽車網 為台灣最大中古車販售連鎖品牌,全省近380家SUM汽車優質認證中古車商據點、210家SUM汽車保養維修服務中心,提供購買二手車五大保證、售後五大保固服務、中古車車況透明查定、里程保證等服務,提供您二手車買車、賣車最安心便利的服務,提供顧客一家買車,全程服務的優質體驗
Visit sum.com.twWe analyzed Sum.com.tw page load time and found that the first response time was 3.1 sec and then it took 18.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
sum.com.tw performance score
name
value
score
weighting
Value5.8 s
4/100
10%
Value27.4 s
0/100
25%
Value28.3 s
0/100
10%
Value4,280 ms
1/100
30%
Value0.011
100/100
15%
Value46.3 s
0/100
10%
3148 ms
1169 ms
590 ms
398 ms
403 ms
Our browser made a total of 205 requests to load all elements on the main page. We found that 85% of them (174 requests) were addressed to the original Sum.com.tw, 4% (9 requests) were made to Googletagmanager.com and 3% (6 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (14.3 sec) belongs to the original domain Sum.com.tw.
Page size can be reduced by 1.5 MB (13%)
11.3 MB
9.8 MB
In fact, the total size of Sum.com.tw main page is 11.3 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 9.7 MB which makes up the majority of the site volume.
Potential reduce by 264.7 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 55.5 kB, which is 19% 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 264.7 kB or 89% of the original size.
Potential reduce by 392.6 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. Sum images are well optimized though.
Potential reduce by 509.2 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 509.2 kB or 59% of the original size.
Potential reduce by 313.8 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. Sum.com.tw needs all CSS files to be minified and compressed as it can save up to 313.8 kB or 75% of the original size.
Number of requests can be reduced by 45 (23%)
198
153
The browser has sent 198 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
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sum.com.tw accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
Names and labels
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.
Impact
Issue
No form fields have multiple labels
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
sum.com.tw best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
sum.com.tw SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Mobile Friendly
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/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
ZH
TW
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sum.com.tw can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed Twi language. Our system also found out that Sum.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.
sum.com.tw
Open Graph description is not detected on the main page of Sum. 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: