15.4 sec in total
879 ms
14.1 sec
414 ms
Visit din571.com now to see the best up-to-date Din 571 content and also check out these interesting facts you probably never knew about din571.com
As a famous China Wood Screws manufacturers,Lag Screws suppliers and Tapping Screws wholesalers,Haiyan Tianqi Fastener Co., Ltd supply kinds of wood lag screws,Self Tapping Screws,and other self tappi...
Visit din571.comWe analyzed Din571.com page load time and found that the first response time was 879 ms and then it took 14.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
din571.com performance score
name
value
score
weighting
Value2.7 s
59/100
10%
Value15.1 s
0/100
25%
Value5.1 s
62/100
10%
Value200 ms
89/100
30%
Value0
100/100
15%
Value4.4 s
84/100
10%
879 ms
1872 ms
893 ms
360 ms
148 ms
Our browser made a total of 58 requests to load all elements on the main page. We found that 72% of them (42 requests) were addressed to the original Din571.com, 17% (10 requests) were made to Bdimg.share.baidu.com and 2% (1 request) were made to Lib.hwaq.cc. The less responsive or slowest element that took the longest time to load (3.5 sec) belongs to the original domain Din571.com.
Page size can be reduced by 439.9 kB (8%)
5.7 MB
5.2 MB
In fact, the total size of Din571.com main page is 5.7 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. 40% of websites need less resources to load. Images take 5.1 MB which makes up the majority of the site volume.
Potential reduce by 22.6 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 6.7 kB, which is 23% 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 22.6 kB or 79% of the original size.
Potential reduce by 11.6 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. Din 571 images are well optimized though.
Potential reduce by 341.6 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 341.6 kB or 70% of the original size.
Potential reduce by 64.0 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. Din571.com needs all CSS files to be minified and compressed as it can save up to 64.0 kB or 81% of the original size.
Number of requests can be reduced by 22 (40%)
55
33
The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Din 571. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
din571.com
879 ms
www.din571.com
1872 ms
ifmobile.js
893 ms
css.css
360 ms
reset.css
148 ms
jquery-1.8.3.min.js
534 ms
common.js
149 ms
jquery.mousewheel-3.0.4.pack.js
150 ms
jquery.fancybox-1.3.4.pack.js
345 ms
mobile.css
324 ms
tablet.css
224 ms
desktop.css
382 ms
idangerous.swiper.min.js
375 ms
bar.js
514 ms
jquery.qrcode.min.js
289 ms
bj.jpg
332 ms
logo.jpg
77 ms
en.jpg
96 ms
dy.jpg
94 ms
alb.jpg
80 ms
fdj.jpg
152 ms
menu_bg.gif
162 ms
M_X.png
169 ms
blank.png
171 ms
banner_01.jpg
337 ms
banner_02.jpg
893 ms
banner_03.jpg
273 ms
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246 ms
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1957 ms
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3265 ms
arrows.png
2024 ms
submenu_top.png
2090 ms
case.png
2168 ms
flyout-connectors.jpg
2245 ms
share.js
833 ms
select_right.gif
2309 ms
stat.php
2416 ms
stat.htm
3063 ms
core.php
563 ms
9.gif
1890 ms
pic.gif
3336 ms
share_api.js
301 ms
share_view.js
570 ms
tangram.js
884 ms
api_base.js
544 ms
view_base.js
296 ms
partners.js
300 ms
share_style1_16.css
290 ms
icons_1_16.png
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logger.js
297 ms
din571.com accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
din571.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
Browser errors were logged to the console
din571.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 Din571.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 Din571.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.
din571.com
Open Graph description is not detected on the main page of Din 571. 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: