Letsvpn.world Site Title

快连 VPN - 永远能连上的VPN

Letsvpn.world Meta Description

永远都能连上的科学上网工具,稳定运营超1500天,从未有一天中断过,20年国际通讯品牌,安全有保证

Letsvpn.world Test Results

letsvpn.world Mobile Usability: 100/100


letsvpn.world Mobile Speed: 59/100

Quick overview:
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 1 blocking script resources and 3 blocking CSS resources. This causes a delay in rendering your page.
None of the above-the-fold content on your page could be rendered without waiting for the following resources to load. Try to defer or asynchronously load blocking resources, or inline the critical portions of those resources directly in the HTML.
https://letsvpn.world/assets/js/modernizr-3.3.1.js
Optimize CSS Delivery of the following:
https://letsvpn.world/assets/css/bootstrap.min.css
...
Enable compression
Compressing resources with gzip or deflate can reduce the number of bytes sent over the network.
Enable compression for the following resources to reduce their transfer size by 227.8KiB (75% reduction).
Compressing https://letsvpn.world/assets/css/bootstrap.min.css could save 99.1KiB (83% reduction).
...
Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
https://letsvpn.world/assets/css/bootstrap.min.css (expiration not specified)
...
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 2KiB (55% reduction).
Compressing https://letsvpn.world/images/az-iconbg.png could save 1KiB (52% reduction).
...

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