23 sec in total
1.5 sec
21.2 sec
251 ms
Welcome to ehssafety.com homepage info - get ready to check Ehssafety best content right away, or after learning these important things about ehssafety.com
上海怡海森工程技术有限公司隶属于西域集团,专注上海市消防安全服务.业务包括消防工程,消防系统维护保养,消防检测,消防设备销售与技术咨询等.作为上海专业的消防安全服务提供商.除必备技术外,我们更注重高效响应与安全管控.
Visit ehssafety.comWe analyzed Ehssafety.com page load time and found that the first response time was 1.5 sec and then it took 21.5 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.
ehssafety.com performance score
name
value
score
weighting
Value1.1 s
99/100
10%
Value1.1 s
100/100
25%
Value2.4 s
98/100
10%
Value10 ms
100/100
30%
Value0.094
91/100
15%
Value1.1 s
100/100
10%
1536 ms
466 ms
2863 ms
2165 ms
2947 ms
Our browser made a total of 33 requests to load all elements on the main page. We found that 52% of them (17 requests) were addressed to the original Ehssafety.com, 12% (4 requests) were made to Hm.baidu.com and 12% (4 requests) were made to Lxbjs.baidu.com. The less responsive or slowest element that took the longest time to load (9.5 sec) belongs to the original domain Ehssafety.com.
Page size can be reduced by 81.3 kB (53%)
152.4 kB
71.1 kB
In fact, the total size of Ehssafety.com main page is 152.4 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. 15% of websites need less resources to load. Images take 67.1 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 75% of the original size.
Potential reduce by 16.8 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, Ehssafety needs image optimization as it can save up to 16.8 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 11.6 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 11.6 kB or 62% of the original size.
Potential reduce by 34.0 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. Ehssafety.com needs all CSS files to be minified and compressed as it can save up to 34.0 kB or 82% of the original size.
Number of requests can be reduced by 17 (53%)
32
15
The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ehssafety. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.
ehssafety.com
1536 ms
metinfo.css
466 ms
jQuery1.7.2.js
2863 ms
stat.php
2165 ms
fun.inc.js
2947 ms
head-bg.gif
443 ms
1391854644.png
1314 ms
nav.png
2224 ms
tu-1.gif
9479 ms
top.gif
862 ms
hot.gif
884 ms
tu-2.jpg
2629 ms
tu-4.jpg
1345 ms
tu-3.jpg
3423 ms
more.gif
1773 ms
dian.jpg
2113 ms
de.gif
2251 ms
h.js
7315 ms
21.gif
807 ms
lxb.js
5962 ms
b.js
1853 ms
hm.gif
3589 ms
h.js
1026 ms
hm.gif
355 ms
bsl.js
4066 ms
Enter.php
1721 ms
main_icon_invite_mess_api.js
3428 ms
main.css
1694 ms
fix.css
716 ms
version.js
712 ms
log.gif
357 ms
_l.js
731 ms
log.gif
357 ms
ehssafety.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.
ehssafety.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
ehssafety.com SEO score
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 Ehssafety.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 Ehssafety.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.
ehssafety.com
Open Graph description is not detected on the main page of Ehssafety. 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: