Name Server

DNSSECDNSSEC

DNSSEC Usage Statistics · Download List of All Websites using DNSSEC

DNSSEC strengthens DNS authentication by using digital signatures based on public key cryptography.

Web Servers

nginxnginx

nginx Usage Statistics · Download List of All Websites using nginx

nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.

Operating Systems and Servers

UbuntuUbuntu

Ubuntu Usage Statistics · Download List of All Websites using Ubuntu

Ubuntu is a free, Debian derived Linux-based operating system, available with both community and professional support.