8.5 sec in total
1 sec
7.3 sec
251 ms
Visit dygsm.com now to see the best up-to-date DYGSM content and also check out these interesting facts you probably never knew about dygsm.com
DYGSM is a factory specialized in GSM 4G Tuya WiFi Zigbee smart home security alarm system, wireless WiFi zigbee smoke fire alarm,gas eak detector , door window detector,PIR motion sensor and strobe s...
Visit dygsm.comWe analyzed Dygsm.com page load time and found that the first response time was 1 sec and then it took 7.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
dygsm.com performance score
name
value
score
weighting
Value1.8 s
89/100
10%
Value2.0 s
97/100
25%
Value5.7 s
51/100
10%
Value1,230 ms
20/100
30%
Value0.013
100/100
15%
Value3.4 s
93/100
10%
1005 ms
657 ms
1600 ms
694 ms
463 ms
Our browser made a total of 25 requests to load all elements on the main page. We found that all of those requests were addressed to Dygsm.com and no external sources were called. The less responsive or slowest element that took the longest time to load (4.7 sec) belongs to the original domain Dygsm.com.
Page size can be reduced by 22.9 kB (4%)
650.0 kB
627.1 kB
In fact, the total size of Dygsm.com main page is 650.0 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 5% of websites need less resources to load. Images take 588.5 kB which makes up the majority of the site volume.
Potential reduce by 6.6 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. This page needs HTML code to be minified as it can gain 1.0 kB, which is 11% 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 6.6 kB or 73% of the original size.
Potential reduce by 3.7 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. DYGSM images are well optimized though.
Potential reduce by 11.4 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 11.4 kB or 23% of the original size.
Potential reduce by 1.3 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. Dygsm.com needs all CSS files to be minified and compressed as it can save up to 1.3 kB or 31% of the original size.
Number of requests can be reduced by 11 (46%)
24
13
The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DYGSM. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
dygsm.com
1005 ms
function.js
657 ms
jquery-1.8.0.min.js
1600 ms
jquery.jslides1.js
694 ms
scrolltopcontrol.js
463 ms
style.css
892 ms
20181020173755586.jpg
2782 ms
20181020173732847.jpg
3142 ms
2018102017379716.jpg
1427 ms
20181020173647711.jpg
765 ms
dh.png
223 ms
logo.png
1140 ms
search.png
665 ms
index_04.jpg
900 ms
search_a.png
983 ms
bj.jpg
1215 ms
sycpd.jpg
1339 ms
202055175512177.png
4175 ms
20205517629889.png
3670 ms
20205517651188.png
2224 ms
20205516554839.png
4729 ms
6.jpg
3079 ms
yy_1.gif
3779 ms
topback.gif
3502 ms
yy.gif
3502 ms
dygsm.com accessibility score
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
<input type="image"> elements do not have [alt] text
Form elements do not have associated labels
Links do not have a discernible name
dygsm.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
dygsm.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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dygsm.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Dygsm.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.
dygsm.com
Open Graph description is not detected on the main page of DYGSM. 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: