49.4 sec in total
2.3 sec
46.8 sec
234 ms
Visit u2visa.com now to see the best up-to-date U 2 Visa content and also check out these interesting facts you probably never knew about u2visa.com
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Visit u2visa.comWe analyzed U2visa.com page load time and found that the first response time was 2.3 sec and then it took 47 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 4 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
u2visa.com performance score
name
value
score
weighting
Value7.8 s
0/100
10%
Value7.8 s
3/100
25%
Value14.7 s
1/100
10%
Value450 ms
63/100
30%
Value0.003
100/100
15%
Value18.7 s
3/100
10%
2326 ms
2308 ms
1992 ms
868 ms
2314 ms
Our browser made a total of 97 requests to load all elements on the main page. We found that 22% of them (21 requests) were addressed to the original U2visa.com, 13% (13 requests) were made to Qiao.baidu.com and 10% (10 requests) were made to Hb.crm2.qq.com. The less responsive or slowest element that took the longest time to load (20.2 sec) relates to the external source Trust.baidu.com.
Page size can be reduced by 324.2 kB (56%)
576.3 kB
252.1 kB
In fact, the total size of U2visa.com main page is 576.3 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. 35% of websites need less resources to load. Javascripts take 418.7 kB which makes up the majority of the site volume.
Potential reduce by 24.6 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 24.6 kB or 66% of the original size.
Potential reduce by 13.1 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, U 2 Visa needs image optimization as it can save up to 13.1 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 238.0 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 238.0 kB or 57% of the original size.
Potential reduce by 48.5 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. U2visa.com needs all CSS files to be minified and compressed as it can save up to 48.5 kB or 77% of the original size.
Number of requests can be reduced by 65 (71%)
91
26
The browser has sent 91 CSS, Javascripts, AJAX and image requests in order to completely render the main page of U 2 Visa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 44 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
u2visa.com
2326 ms
index.css
2308 ms
wb.js
1992 ms
wpa.php
868 ms
nav.js
2314 ms
wpa.js
19019 ms
ga.js
73 ms
1_1021216941.jpg
19809 ms
more1.jpg
5278 ms
time.gif
802 ms
dot1.gif
853 ms
left_dot.gif
3859 ms
more1.gif
879 ms
arrow.gif
4288 ms
logo.png
2202 ms
erwei.jpg
3009 ms
bot_com.gif
1333 ms
shell_v2.js
1768 ms
Panel.js
742 ms
localStorage.js
766 ms
banner.jpg
7083 ms
top.gif
1745 ms
__utm.gif
35 ms
contains.js
234 ms
r.cgi
1145 ms
ta.php
602 ms
crmqq.php
7338 ms
wpa_first_heart_beat.php
619 ms
bds_s_v2.js
2680 ms
bdsstyle.css
1484 ms
getnum
5161 ms
is.png
1715 ms
sc.png
594 ms
hb.crm2.qq.com
653 ms
wpa.css
582 ms
wpa_first_heart_beat.php
1662 ms
tb.gif
2540 ms
tel.gif
970 ms
left01.gif
972 ms
left925.gif
12921 ms
left.gif
1216 ms
tb_bg.gif
1225 ms
r.cgi
3512 ms
get_version.php
611 ms
h.js
4373 ms
wpa_a02.png
273 ms
hb.crm2.qq.com
707 ms
21.gif
1102 ms
v.js
20233 ms
lxb.js
20232 ms
b.js
2451 ms
hm.gif
20229 ms
z_stat.php
1646 ms
stat.htm
331 ms
core.php
813 ms
bsl.js
1395 ms
9.gif
2004 ms
pic.gif
1077 ms
loading1.gif
18 ms
bundle.js
15 ms
logger.js
1325 ms
shgs.gif
6744 ms
client.js
85 ms
iframeWidget.js
97 ms
aj_relationship.php
16847 ms
hb.crm2.qq.com
714 ms
Enter.php
2645 ms
main_icon_invite_mess_api.js
7246 ms
main.css
6479 ms
fix.css
740 ms
version.js
934 ms
hb.crm2.qq.com
630 ms
app.gif
1195 ms
hb.crm2.qq.com
327 ms
hb.crm2.qq.com
560 ms
08.jpg
1351 ms
m-webim-lite.css
398 ms
m-webim-lite.js
1826 ms
Refresh.php
1818 ms
01.png
2720 ms
03.png
905 ms
12.png
1369 ms
icon.png
1833 ms
icon_close.png
1709 ms
stat.gif
1715 ms
hb.crm2.qq.com
620 ms
hb.crm2.qq.com
639 ms
Refresh.php
507 ms
hb.crm2.qq.com
325 ms
hb.crm2.qq.com
826 ms
followbutton.php
881 ms
followButton.css
17 ms
sso.js
20 ms
followButton.js
13 ms
suda.js
16 ms
bg_flbtn.png
27 ms
b.gif
985 ms
u2visa.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
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.
u2visa.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
General
Impact
Issue
Detected JavaScript libraries
u2visa.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 U2visa.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 U2visa.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.
u2visa.com
Open Graph description is not detected on the main page of U 2 Visa. 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: