Dyykeji.com Site Title

珂吉互联网科技（海南）有限公司、购物商城的定制开发、购物商城系统销售

Dyykeji.com Meta Description

海南云教互联网科技有限公司成立于2017年03月15日，注册地位于海南省海口市美兰区江东新区海涛大道3号海南师范大学国家大学科技园A栋106室，法定代表人为邢福聪。经营范围包括一般项目：信息系统集成服务；智能控制系统集成；人工智能行业应用系统集成服务；物联网应用服务；物联网技术服务；信息技术咨询服务；计算机系统服务；区块链技术相关软件和服务；信息系统运行维护服务；信息安全设备销售；互联网安全服务；安全系统监控服务；安全技术防范系统设计施工服务；计算机软硬件及辅助设备批发；智能输配电及控制设备销售；工业自动控制系统装置销售；电气信号设备装置销售；物联网设备销售；安防设备销售；特种设备销售；配电开关控制设备销售；办公设备耗材销售；办公用品销售；教学用模型及教具销售；从事语言能力、艺术、体育、科技等培训的营利性民办培训服务机构（除面向中小学生开展的学科类、语言类文化教育培训）；教育咨询服务（不含涉许可审批的教育培训活动）；组织文化艺术交流活动（除许可业务外，可自主依法经营法律法规非禁止或限制的项目）（一般经营项目自主经营，许可经营项目凭相关许可证或者批准文件经营）（依法须经批准的项目，经相关部门批准后方可开展经营活动。）

Dyykeji.com Test Results

Dyykeji.com Mobile Performance: 69/100
Quick overview:
First Meaningful Paint
2.9 s
First Meaningful Paint measures when the primary content of a page is visible. Learn more about the First Meaningful Paint metric.
Time to Interactive
3.5 s
Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric.
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Defer offscreen images
Potential savings of 280 KiB
Consider lazy-loading offscreen and hidden images after all critical resources have finished loading to lower time to interactive. Learn how to defer offscreen images.
Largest Contentful Paint element
4,980 ms
This is the largest contentful element painted within the viewport. Learn more about the Largest Contentful Paint element
Avoid large layout shifts
2 layout shifts found
These are the largest layout shifts observed on the page. Each table item represents a single layout shift, and shows the element that shifted the most. Below each item are possible root causes that led to the layout shift. Some of these layout shifts may not be included in the CLS metric value due to windowing. Learn how to improve CLS
Eliminate render-blocking resources
Potential savings of 1,730 ms
Resources are blocking the first paint of your page. Consider delivering critical JS/CSS inline and deferring all non-critical JS/styles. Learn how to eliminate render-blocking resources.
Reduce unused CSS
Potential savings of 19 KiB
Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. Learn how to reduce unused CSS.
Serve images in next-gen formats
Potential savings of 180 KiB
Image formats like WebP and AVIF often provide better compression than PNG or JPEG, which means faster downloads and less data consumption. Learn more about modern image formats.
Image elements do not have explicit `width` and `height`
Set an explicit width and height on image elements to reduce layout shifts and improve CLS. Learn how to set image dimensions
Ensure text remains visible during webfont load
Leverage the `font-display` CSS feature to ensure text is user-visible while webfonts are loading. Learn more about `font-display`.
Properly size images
Potential savings of 61 KiB
Serve images that are appropriately-sized to save cellular data and improve load time. Learn how to size images.
Serve static assets with an efficient cache policy
52 resources found
A long cache lifetime can speed up repeat visits to your page. Learn more about efficient cache policies.

Dyykeji.com Mobile SEO: 100/100
Quick overview:

Dyykeji.com Mobile Best Practices: 79/100
Quick overview:
Trust and Safety
Does not redirect HTTP traffic to HTTPS
Make sure that you redirect all HTTP traffic to HTTPS in order to enable secure web features for all your users. Learn more.
Does not use HTTPS
53 insecure requests found
All sites should be protected with HTTPS, even ones that don't handle sensitive data. This includes avoiding mixed content, where some resources are loaded over HTTP despite the initial request being served over HTTPS. HTTPS prevents intruders from tampering with or passively listening in on the communications between your app and your users, and is a prerequisite for HTTP/2 and many new web platform APIs. Learn more about HTTPS.
Dyykeji.com Mobile Accessibility: 84/100
Quick overview:
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.
Links do not have a discernible name
Link text (and alternate text for images, when used as links) that is discernible, unique, and focusable improves the navigation experience for screen reader users. Learn how to make links accessible.
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.
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