33 sec in total
3.6 sec
29.2 sec
158 ms
Click here to check amazing 51 Qc content. Otherwise, check out these important facts you probably never knew about 51qc.com
51QC我要汽车网为您提供最新汽车报价,汽车图片,汽车价格大全,最精彩的汽车新闻、行情、评测、导购内容,是提供信息最快最全的中国汽车网站,并为汽车厂商和汽车经销商提供卓有成效的互联网营销解决方案。
Visit 51qc.comWe analyzed 51qc.com page load time and found that the first response time was 3.6 sec and then it took 29.4 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
51qc.com performance score
name
value
score
weighting
Value3.6 s
32/100
10%
Value5.8 s
15/100
25%
Value7.4 s
28/100
10%
Value30 ms
100/100
30%
Value0.31
38/100
15%
Value5.7 s
68/100
10%
3642 ms
1107 ms
1142 ms
6997 ms
1665 ms
Our browser made a total of 44 requests to load all elements on the main page. We found that 68% of them (30 requests) were addressed to the original 51qc.com, 9% (4 requests) were made to C.cnzz.com and 5% (2 requests) were made to Oz.cnzz.com. The less responsive or slowest element that took the longest time to load (20.1 sec) relates to the external source Tajs.qq.com.
Page size can be reduced by 101.3 kB (52%)
195.5 kB
94.2 kB
In fact, the total size of 51qc.com main page is 195.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 10% of websites need less resources to load. Javascripts take 107.9 kB which makes up the majority of the site volume.
Potential reduce by 18.8 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 18.8 kB or 71% of the original size.
Potential reduce by 4.4 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. 51 Qc images are well optimized though.
Potential reduce by 70.2 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 70.2 kB or 65% of the original size.
Potential reduce by 8.0 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. 51qc.com needs all CSS files to be minified and compressed as it can save up to 8.0 kB or 78% of the original size.
Number of requests can be reduced by 17 (46%)
37
20
The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 51 Qc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
51qc.com
3642 ms
reset.css
1107 ms
dhy.css
1142 ms
jquery.js
6997 ms
miaov.js
1665 ms
stat.php
2200 ms
cnzz_core.php
904 ms
stat.php
1144 ms
cnzz_core.php
1509 ms
stats
20068 ms
topbg.jpg
2169 ms
toss_11.gif
631 ms
logo.jpg
3914 ms
tqh.jpg
5095 ms
input_bg.gif
2305 ms
index_23.jpg
3162 ms
blueslate_background.gif
1318 ms
blueslate_backgroundOVER.gif
1943 ms
hotel_show_nav_bg.gif
3931 ms
updown.jpg
2750 ms
news.gif
19722 ms
bottombg.jpg
3320 ms
3dbg.jpg
6790 ms
bottom.jpg
3884 ms
stat.htm
490 ms
core.php
726 ms
9.gif
1014 ms
stat.htm
440 ms
core.php
1046 ms
app.gif
856 ms
9.gif
450 ms
app.gif
2092 ms
4piao.jpg
5182 ms
OutPutAreaCity_Auto_Json
616 ms
GetAreaProvCity.ashx
2558 ms
Get_Articles.ashx
548 ms
Get_Articles.ashx
926 ms
Get_Articles.ashx
2828 ms
Get_Articles.ashx
2809 ms
Get_Articles.ashx
1062 ms
Get_Articles.ashx
2522 ms
3red.gif
551 ms
input_bg2.gif
546 ms
2px.gif
530 ms
51qc.com 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.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
51qc.com 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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
51qc.com 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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 51qc.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 51qc.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.
51qc.com
Open Graph description is not detected on the main page of 51 Qc. 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: