This site uses the viewport meta tag which means the content may be optimized for mobile content.
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
Maximizing open rates automatically with Artificial Intelligence, Hyper-personalization, Predictive analysis for email, SMS, Web Push, SMTP
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.
Meta descriptions are HTML attributes that provide concise explanations of the contents of web pages. Meta descriptions are commonly used on search engine result pages (SERPs) to display preview snippets for a given page.
Google's hosted library for web fonts. Allows websites to choose and use fonts from a free, wide variety of fonts.