Kesuanbang.com Site Title

山东泷邦教育科技有限公司，教育技术研发

Kesuanbang.com Meta Description

山东泷邦教育科技有限公司成立于2017年06月02日，注册地位于山东省烟台市莱山区清泉路77号华润中心凯旋门内2号，法定代表人为单郑帅。经营范围包括教育技术研发，数据编程，软件研发、技术服务、技术转让，非学历职业技能培训，学前教育咨询，数据处理和存储服务，电脑制图，翻译服务，货物及技术的进出口业务，企业管理咨询，自有房屋租赁，普通机械设备、通讯设备（不含地面卫星接收设备）、办公用品、电子产品的批发、零售。（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）

Kesuanbang.com Test Results

Kesuanbang.com Mobile Performance: 98/100
Quick overview:
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Properly size images
Potential savings of 993 KiB
Serve images that are appropriately-sized to save cellular data and improve load time. Learn how to size images.
Serve images in next-gen formats
Potential savings of 972 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.
Eliminate render-blocking resources
Potential savings of 0 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.
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
Serve static assets with an efficient cache policy
27 resources found
A long cache lifetime can speed up repeat visits to your page. Learn more about efficient cache policies.
Efficiently encode images
Potential savings of 574 KiB
Optimized images load faster and consume less cellular data. Learn how to efficiently encode images.
Max Potential First Input Delay
640 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric.

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

Kesuanbang.com Mobile Best Practices: 79/100
Quick overview:
Trust and Safety
Does not use HTTPS
28 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.
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.
Kesuanbang.com Mobile Accessibility: 82/100
Quick overview:
Best practices
These items highlight common accessibility best practices.
`[user-scalable="no"]` is used in the `<meta name="viewport">` element or the `[maximum-scale]` attribute is less than 5.
Disabling zooming is problematic for users with low vision who rely on screen magnification to properly see the contents of a web page. Learn more about the viewport meta tag.
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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