21.6 sec in total
2.3 sec
18.8 sec
636 ms
Welcome to vulbox.com homepage info - get ready to check Vulbox best content for China right away, or after learning these important things about vulbox.com
漏洞盒子是一个高效的互联网安全测试众测平台,帮助你发现产品中潜在的安全漏洞
Visit vulbox.comWe analyzed Vulbox.com page load time and found that the first response time was 2.3 sec and then it took 19.4 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.
vulbox.com performance score
name
value
score
weighting
Value5.0 s
9/100
10%
Value13.2 s
0/100
25%
Value13.4 s
2/100
10%
Value3,020 ms
2/100
30%
Value0.013
100/100
15%
Value18.0 s
3/100
10%
2251 ms
7378 ms
1423 ms
1087 ms
815 ms
Our browser made a total of 86 requests to load all elements on the main page. We found that 73% of them (63 requests) were addressed to the original Vulbox.com, 15% (13 requests) were made to I.3001.net and 9% (8 requests) were made to Image.3001.net. The less responsive or slowest element that took the longest time to load (7.4 sec) belongs to the original domain Vulbox.com.
Page size can be reduced by 682.4 kB (37%)
1.9 MB
1.2 MB
In fact, the total size of Vulbox.com main page is 1.9 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. 50% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 44.2 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 9.5 kB, which is 17% 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 44.2 kB or 81% of the original size.
Potential reduce by 90.1 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. Vulbox images are well optimized though.
Potential reduce by 302.8 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 302.8 kB or 79% of the original size.
Potential reduce by 245.3 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. Vulbox.com needs all CSS files to be minified and compressed as it can save up to 245.3 kB or 85% of the original size.
Number of requests can be reduced by 17 (20%)
84
67
The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vulbox. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
vulbox.com
2251 ms
www.vulbox.com
7378 ms
bootstrap.min.css
1423 ms
style.css
1087 ms
tool.css
815 ms
jquery-2.0.3.min.js
1102 ms
jquery.form.js
828 ms
bootstrap.min.js
834 ms
select2.js
1626 ms
products-tab.js
1101 ms
headroom.js
1111 ms
backtop.js
1354 ms
jquery.SuperSlide.2.1.1.js
1373 ms
stickUp.min.js
1374 ms
lang.js
1387 ms
clearbox.js
1622 ms
cb_style.css
279 ms
cb_config.js
281 ms
cb_language.js
271 ms
cb_core.js
547 ms
20160223-2424d9e919c348622ba29bc3f29008cf.jpg
5714 ms
pic3.png
5995 ms
logo.png
280 ms
language-c.jpg
279 ms
language-arrow01.gif
271 ms
banner.jpg
820 ms
icon-video.png
272 ms
icon-news.png
275 ms
icon-hd.png
540 ms
icon-hots.gif
552 ms
grades.png
555 ms
tit-line.jpg
809 ms
h3-line.jpg
829 ms
objective-icon01.png
823 ms
objective-icon02.png
830 ms
objective-icon03.png
839 ms
dynamic-line.jpg
1076 ms
dynamic-top.jpg
1090 ms
dynamic-bg01.jpg
1093 ms
dynamic-bottom.jpg
1381 ms
pic-csbg.jpg
1659 ms
process-icon01.png
1109 ms
process-icon02.png
1346 ms
process-icon03.png
1362 ms
process-icon04.png
1363 ms
products-pic01.png
1925 ms
products-icon01.png
1615 ms
products-icon02.png
1634 ms
products-pic02.png
1902 ms
products-pic03.png
2762 ms
partner-pic02.jpg
2154 ms
partner-pic03.jpg
1906 ms
partner-pic04.jpg
1936 ms
partner-pic01.jpg
2442 ms
case-tx.jpg
2179 ms
pic11.png
5686 ms
pic18.png
5688 ms
pic13.png
5679 ms
pic7.png
5921 ms
pic5.png
6068 ms
pic16.png
5691 ms
pic14.png
5697 ms
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5963 ms
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6916 ms
edb5c93c0b86dd25ae350960a375767a.jpg
5746 ms
e309f9cbd8d9696f236689b1a709a64c.jpg
5758 ms
case-zfb.jpg
2119 ms
hm.js
6054 ms
case-360.jpg
1950 ms
case-qne.jpg
2158 ms
case-snyg.jpg
2183 ms
case-btbzg.jpg
2197 ms
captcha
2308 ms
back-top.png
2180 ms
icon-tell.png
2175 ms
icon-email.png
2175 ms
qr-code.jpg
2195 ms
hm.gif
439 ms
vulbox.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
[aria-hidden="true"] elements contain focusable descendents
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
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
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
List items (<li>) are not contained within <ul> or <ol> parent elements.
vulbox.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
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
Missing source maps for large first-party JavaScript
Issues were logged in the Issues panel in Chrome Devtools
vulbox.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
ZH
ZH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vulbox.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Vulbox.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.
vulbox.com
Open Graph description is not detected on the main page of Vulbox. 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: