Qdheding.com Site Title
网络综合布线_计算机网路工程_青岛贺顶信息技术有限公司
Qdheding.com Meta Description
青岛贺顶信息技术有限公司成立于2014年05月30日，注册地位于山东省青岛市城阳区春阳路88号天安数码城29号楼201室，法定代表人为矫成君。经营范围包括网络技术开发、技术服务、技术转让；网络综合布线；计算机网路工程（不含互联网上网服务）；电子工程；建筑智能化工程；电子设备维修；网页设计；批发：电子产品、通讯器材（不含卫星地面金属器材）、办公用品、文体用品、日用百货、工艺品。
（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）。
Qdheding.com Test Results
Qdheding.com Mobile Performance: 69/100
Quick overview:
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Avoid multiple page redirects
Potential savings of 630 ms
Redirects introduce additional delays before the page can be loaded. Learn how to avoid page redirects.
Reduce unused JavaScript
Potential savings of 24 KiB
Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.
Serve images in next-gen formats
Potential savings of 102 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.
Properly size images
Potential savings of 81 KiB
Serve images that are appropriately-sized to save cellular data and improve load time. Learn how to size images.
Largest Contentful Paint element
4,650 ms
This is the largest contentful element painted within the viewport. Learn more about the Largest Contentful Paint element
Eliminate render-blocking resources
Potential savings of 1,990 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.
Preload Largest Contentful Paint image
If the LCP element is dynamically added to the page, you should preload the image in order to improve LCP. Learn more about preloading LCP elements.
Serve static assets with an efficient cache policy
25 resources found
A long cache lifetime can speed up repeat visits to your page. Learn more about efficient cache policies.
Time to Interactive
4.7 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.
Qdheding.com Mobile SEO: 100/100
Quick overview:
Qdheding.com Mobile Best Practices: 83/100
Quick overview:
Trust and Safety
Does not use HTTPS
1 insecure request 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.
Qdheding.com Mobile Accessibility: 100/100
Quick overview:
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