Site Info - Ijiami.cn

Java is a general-purpose language originally developed by Sun Microsystems.

JavaScript is a lightweight, object-oriented, cross-platform scripting language, often used within web pages.

jQuery is a JavaScript library that simplifies HTML document traversing, event handling, animating and Ajax interaction. Originally developed by John Resig.

Nginx (pronounced as "engine X") is a lightweight open source web server developed by Igor Sysoev.

China Unicom (formerly China Netcom) is a Chinese telecom operator, also offering web hosting services.

Gainet is a Chinese web hosting provider.

China Telecom (China Telecommunications Corporation) is a Chinese state-owned telecommunication company.

China Mobile is a Chinese state-owned telecommunication corporation.

China Unicom (formerly China Netcom) is a Chinese telecom operator, also offering web hosting services.

China Telecom (China Telecommunications Corporation) is a Chinese state-owned telecommunication company.

China Mobile is a Chinese state-owned telecommunication corporation.

Tencent is a Chinese IT and telecommunication services provider. This includes its QQ and DNSPod brands.

NetEase (also known as 163.com) is a Chinese internet technology company.

Sectigo (formerly Comodo CA) is a US-based SSL certificate authority.

Baidu Analytics (Tongji) is a web analytics service by Baidu.

Umeng is a Chinese provider of online web traffic statistics, formerly operating under the name CNZZ.

External Cascading Style Sheets define style rules in a separate CSS file.

Embedded Cascading Style Sheets define a set of style rules in a <style> element within a web page.

Inline Cascading Style Sheets define style rules directly within an (X)HTML element using the style attribute.

Session cookies are temporary cookies, which are deleted when the user closes the browser.

Persistent cookies with an expiration time of up to 1 day.

HttpOnly cookies are used only in the HTTP protocol and not in client side scripts, which may increase security.

Non-HttpOnly cookies are used in the HTTP protocol and also in client side scripts, which may be a security threat.

Non-secure cookies may be used via an unencrypted connections, which may be a security threat.

A strong ETag is an HTTP header field for validation of cached web pages, that indicates a byte-for-byte identical page in the cache.

HTTP/2 is the second major version of the HTTP network protocol.

The websites redirects visitors to its www subdomain, e.g. from example.com to www.example.com.

The websites redirects visitors to use SSL encryption, e.g. from http://example.com/ to https://example.com/.

HTML5 is the fifth revision of the HTML standard.

UTF-8 (8-bit Unicode Transformation Format) is a variable-length character encoding for Unicode, which is backwards compatible with ASCII.

PNG (Portable Network Graphics) is a lossless compression image format, suitable to store graphics with uniformly colored areas, and originally introduced as a free, open-source successor of GIF.

JPEG (Joint Photographic Experts Group) is a lossy compression method suitable to store photographic images.

WebP is an image format that provides lossless and lossy compression, developed by Google.

Scalable Vector Graphics (SVG) is an XML-based vector image format.

China