21.6 sec in total
254 ms
21 sec
349 ms
Visit a-gen.com now to see the best up-to-date A Gen content for China and also check out these interesting facts you probably never knew about a-gen.com
Hangzhou / Zhejiang A-gen Biotechnology Co., Ltd is a professional leader China Liquid Handling Consumables, Microplates, Deepwell plates manufacturer with high quality and reasonable price. Welcome t...
Visit a-gen.comWe analyzed A-gen.com page load time and found that the first response time was 254 ms and then it took 21.4 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 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
a-gen.com performance score
name
value
score
weighting
Value2.9 s
55/100
10%
Value5.3 s
21/100
25%
Value5.6 s
54/100
10%
Value120 ms
97/100
30%
Value0.62
10/100
15%
Value3.3 s
93/100
10%
254 ms
366 ms
320 ms
261 ms
148 ms
Our browser made a total of 33 requests to load all elements on the main page. We found that 12% of them (4 requests) were addressed to the original A-gen.com, 39% (13 requests) were made to Ilrorwxhnkmllj5p-static.micyjz.com and 15% (5 requests) were made to A3-static.micyjz.com. The less responsive or slowest element that took the longest time to load (20.1 sec) relates to the external source Ilrorwxhnkmllj5p-static.micyjz.com.
Page size can be reduced by 364.5 kB (41%)
881.2 kB
516.7 kB
In fact, the total size of A-gen.com main page is 881.2 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. 20% of websites need less resources to load. Images take 556.4 kB which makes up the majority of the site volume.
Potential reduce by 275.9 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 275.9 kB or 85% of the original size.
Potential reduce by 88.6 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. Obviously, A Gen needs image optimization as it can save up to 88.6 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 18 B
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. This website has mostly compressed JavaScripts.
Number of requests can be reduced by 6 (21%)
29
23
The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of A Gen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
www.a-gen.com
254 ms
inlineStyle.css
366 ms
speedLazyLoad.min.js
320 ms
logo-60-60.png
261 ms
transparent.png
148 ms
1.jpg
282 ms
zhongwenguanwang-640-640.jpg
549 ms
z2-640-640.png
524 ms
z3-640-640.png
582 ms
muluce01-200-200.png
417 ms
muluce02-200-200.png
419 ms
muluce03-200-200.png
20066 ms
muluce04-200-200.png
579 ms
muluce05-200-200.png
545 ms
muluce06-200-200.png
644 ms
transparent.png
591 ms
transparent.png
567 ms
tuceng2-60-60.png
694 ms
transparent.png
264 ms
transparent.png
411 ms
transparent.png
297 ms
1.png
350 ms
home-icon01.png
478 ms
2.png
543 ms
home-icon2.png
238 ms
3.png
20013 ms
home-icon03.png
380 ms
fudongbg1227.jpg
304 ms
icon1.png
320 ms
icon2.png
420 ms
icon3.png
371 ms
style123tiny.png
599 ms
push.js
1125 ms
a-gen.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
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.
a-gen.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
General
Impact
Issue
Browser errors were logged to the console
a-gen.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
EN
ZH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise A-gen.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Chinese language. Our system also found out that A-gen.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.
a-gen.com
Open Graph description is not detected on the main page of A Gen. 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: