Mustard Tree Technology Stack

123-reg is headquartered in England and is a domain registrar and web hosting company. The company claims to be the UK's largest accredited domain registrar that provides Internet services to small- and medium-sized business. Up until 2017, 123-reg was part of Host Europe Group (HEG), which at the time, was Europe's largest privately owned hosting company.

Mailgun is an email automation service offering a complete cloud-based email service for sending, receiving & tracking email sent through user websites & apps.

Microsoft Exchange Online is a hosted email for business.

Outlook is a product that provides its users with an email service, calendar, and the ability to save and synchronize contacts.

Explore Word is an easier screen-reading experience, new ways to work together on documents, and tools that help customers to polish their documents.