Sfaerochain.com Site Title

区块链科技研发|北京凡尔欧区块链科技发展有限公司

Sfaerochain.com Meta Description

北京凡尔欧区块链科技发展有限公司成立于2018年09月14日，注册地位于北京市门头沟区曹各庄路32号院4号楼5层507室，法定代表人为曲立岳。经营范围包括销售食品；餐饮服务；互联网信息服务；零售烟草；工程勘察；技术服务、技术转让、技术开发、技术推广、技术咨询；软件开发；经济贸易咨询；企业管理；健康管理（须经审批的诊疗活动除外）；居家养老服务；餐饮管理（未取得专项许可不得经营餐饮服务）；酒店管理；组织文化艺术交流活动（不含演出）；承办展览展示活动；会议服务；设计、制作、代理、发布广告；产品设计；包装服务（不含危险品包装）；种植食用农产品、中草药、花卉；销售未经加工的干果坚果、食用农产品、花卉、不再分装的包装种子、不再分装的包装饲料、化妆品、文化用品、服装、电子产品、计算机、软件及辅助设备、机械设备、建筑材料、装饰材料、日用品、家用电器、工艺品、卫生用品、纺织品、针织品、医疗器械（Ⅱ类）、鞋帽；货物进出口；技术进出口；代理进出口；施工总承包；专业承包；劳务分包；建设工程项目管理。（市场主体依法自主选择经营项目，开展经营活动；销售食品、餐饮服务、互联网信息服务、零售烟草、工程勘察以及依法须经批准的项目，经相关部门批准后依批准的内容开展经营活动；不得从事国家和本市产业政策禁止和限制类项目的经营活动。）

Sfaerochain.com Test Results

Sfaerochain.com Mobile Performance: 65/100
Quick overview:
Time to Interactive
7.5 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.
Max Potential First Input Delay
220 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.
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Serve images in next-gen formats
Potential savings of 772 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.
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.
Largest Contentful Paint element
7,370 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 1,280 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.
Serve static assets with an efficient cache policy
51 resources found
A long cache lifetime can speed up repeat visits to your page. Learn more about efficient cache policies.
Properly size images
Potential savings of 41 KiB
Serve images that are appropriately-sized to save cellular data and improve load time. Learn how to size images.
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`.
Defer offscreen images
Potential savings of 28 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.
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

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

Sfaerochain.com Mobile Best Practices: 79/100
Quick overview:
Trust and Safety
Does not use HTTPS
52 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.
Sfaerochain.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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