25.6 sec in total
361 ms
8.2 sec
17.1 sec
Welcome to ivolgin.com homepage info - get ready to check Ivolgin best content right away, or after learning these important things about ivolgin.com
开运体育(中国)有限公司官网于1994年03月创立,【818988d.com && 2014年03月在港交所上市】公司注册资金616万,拥有固定产业818亿。公司坚持低碳清洁能源和生态环境治理,着力构建以低碳电力、生态环保、综合燃气、数智服务为核心业务,创新驱动、资本驱动为核心驱动力的“四核双驱”产业体系,致力成为具有国际影响力的清洁能源与生态环保综合服务商。
Visit ivolgin.comWe analyzed Ivolgin.com page load time and found that the first response time was 361 ms and then it took 25.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
ivolgin.com performance score
name
value
score
weighting
Value10.0 s
0/100
10%
Value15.2 s
0/100
25%
Value16.5 s
0/100
10%
Value610 ms
49/100
30%
Value0
100/100
15%
Value18.3 s
3/100
10%
361 ms
4754 ms
236 ms
484 ms
296 ms
Our browser made a total of 135 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Ivolgin.com, 89% (120 requests) were made to 360webfoto.de and 2% (3 requests) were made to Ws-eu.amazon-adsystem.com. The less responsive or slowest element that took the longest time to load (4.8 sec) relates to the external source 360webfoto.de.
Page size can be reduced by 1.2 MB (17%)
6.9 MB
5.7 MB
In fact, the total size of Ivolgin.com main page is 6.9 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 5.6 MB which makes up the majority of the site volume.
Potential reduce by 132.9 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 132.9 kB or 85% of the original size.
Potential reduce by 47.0 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. Ivolgin images are well optimized though.
Potential reduce by 160.8 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 160.8 kB or 68% of the original size.
Potential reduce by 850.9 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. Ivolgin.com needs all CSS files to be minified and compressed as it can save up to 850.9 kB or 87% of the original size.
Number of requests can be reduced by 49 (38%)
129
80
The browser has sent 129 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ivolgin. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.
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ivolgin.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.
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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
ivolgin.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
ivolgin.com SEO score
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
RU
DE
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ivolgin.com can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it does not match the claimed German language. Our system also found out that Ivolgin.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.
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ivolgin.com
Open Graph data is detected on the main page of Ivolgin. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: