34.9 sec in total
1.8 sec
32.5 sec
592 ms
Click here to check amazing U 51 content for China. Otherwise, check out these important facts you probably never knew about u51.com
51信用卡(www.u51.com)为您提供智能账单管理、 还款提醒、信用卡还款、在线办卡、薅羊毛攻略、投资、借贷等一站式金融服务,让您用卡无忧!能精准分析用户账单数据, 把控消费命脉及时管理账单信息,提供账单提醒、在线借款、人品投资等一条龙服务!
Visit u51.comWe analyzed U51.com page load time and found that the first response time was 1.8 sec and then it took 33 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
u51.com performance score
name
value
score
weighting
Value7.0 s
1/100
10%
Value9.2 s
1/100
25%
Value13.3 s
2/100
10%
Value500 ms
58/100
30%
Value0
100/100
15%
Value9.9 s
27/100
10%
1838 ms
1742 ms
1721 ms
5043 ms
3919 ms
Our browser made a total of 68 requests to load all elements on the main page. We found that 59% of them (40 requests) were addressed to the original U51.com, 10% (7 requests) were made to Img.credit.u51.com and 9% (6 requests) were made to Ckmap.mediav.com. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain U51.com.
Page size can be reduced by 215.7 kB (19%)
1.1 MB
891.6 kB
In fact, the total size of U51.com 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. 25% of websites need less resources to load. Images take 922.4 kB which makes up the majority of the site volume.
Potential reduce by 25.9 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 11.3 kB, which is 35% 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 25.9 kB or 80% of the original size.
Potential reduce by 83.6 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. U 51 images are well optimized though.
Potential reduce by 84.2 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 84.2 kB or 67% of the original size.
Potential reduce by 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. U51.com needs all CSS files to be minified and compressed as it can save up to 22.1 kB or 83% of the original size.
Number of requests can be reduced by 20 (32%)
63
43
The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of U 51. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.
u51.com
1838 ms
www.u51.com
1742 ms
module.css
1721 ms
index.css
5043 ms
jquery-1.11.1.min.js
3919 ms
jquery.SuperSlide.2.1.1.js
879 ms
mainnav.js
886 ms
review.js
1304 ms
z_stat.php
1304 ms
tab.js
2669 ms
8-16021R055100-L.png
7272 ms
code.png
1207 ms
small_4.png
3880 ms
pro.png
3230 ms
img1.png
3497 ms
51renpinlogo.png
448 ms
51rp.png
20274 ms
img3.png
1339 ms
img4.jpg
4592 ms
img6.png
2268 ms
service_img.png
20440 ms
kzx.png
20441 ms
youhui.png
20440 ms
kaku.png
20441 ms
img_14.png
6906 ms
img15.png
7798 ms
img16.png
9054 ms
logo7.png
15855 ms
logo10.png
16770 ms
logo12.png
17236 ms
logo13.png
17697 ms
logo14.png
20197 ms
8-160131153H70-L.png
16732 ms
14574780-160111192554259.jpg
20437 ms
9-150Q41HT14b.png
14050 ms
3-151116205223G8.jpg
20437 ms
9-1509211224430-L.png
20436 ms
14574780-150Q91333440-L.jpg
9522 ms
hm.js
985 ms
stat.htm
160 ms
core.php
1202 ms
hm.gif
325 ms
logo44.png
19879 ms
9.gif
1517 ms
mvl.js
7 ms
mba.js
3303 ms
mv.js
5 ms
b
4589 ms
t
1150 ms
logo55.png
19111 ms
app.gif
4423 ms
logo6.png
20212 ms
logo8.png
17884 ms
logo9.png
17521 ms
slide1.png
17020 ms
t
2139 ms
t.gif
1923 ms
ckmap.htm
1066 ms
cm.gif
2026 ms
slide2.png
14920 ms
m
406 ms
slide3.png
14047 ms
m
1833 ms
m
2156 ms
m
2533 ms
m
2271 ms
slide4.png
14747 ms
logo17.png
6138 ms
u51.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.
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
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.
u51.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
u51.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
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise U51.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 U51.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.
u51.com
Open Graph description is not detected on the main page of U 51. 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: