Examples of websites using
DM Mono
(DM Mono is a monospaced font designed by Colophon Foundry. It is available in a range of styles and weights, providing versatility for various design projects)
with
Aperçu Mono
(Aperçu Mono is a monospace font designed by The Entente and released by Colophon Foundry in 2012. The font family consists of multiple styles, including regular and bold weights with matching italics)