Mailgun
Mailgun is an email delivery service for sending, receiving, and tracking emails. Mailgun was founded in 2010 by Ev Kontsevoy and Taylor Wakefield. who were building an app for transactional email but realized this capability didn’t exist or didn’t work in other services. In 2011, Mailgun was selected for Y Combinator’s 2011 class, accelerating the company’s product and growth with early funding from the creators of Yahoo Mail, Gmail, and others. Mailgun was acquired by Rackspace in 2012 so their customers could easily integrate cloud-based email services into their applications and websites. In 2013 , Mailgun launched their first email validations product. In 2017, Mailgun became its own company, leaving Rackspace with $50M in growth capital from Turn/River Capital with participation from Scaleworks and Rackspace. Mailgun was acquired by the private equity firm Thoma Bravo in 2019. In December 2019, Mailgun acquired their European competitor Mailjet. In January 2021, Mailgun became a Pathwire brand alongside Mailjet and their validations services. In 2020, Will Conway, CEO of Mailgun, was one of the two Central Texas finalists for Ernst & Young's yearly Entrepreneur of the Year award. In 2021, Inventiva magazine included Mailgun in  their '10 best SMTP start-up companies' list, and praised Mailgun for their pricing model, which is friendly towards small sites. Cybersecurity. In 2019, Mailgun's website, powered by WordPress at the time, was attacked as a part of many other WordPress sites, and used as a redirect to malicious sites, ZDNet reported. Mailgun resolved the issue within two hours. In 2021, Alexei Navalny, a member of opposition in Russia, was a victim of a cyber-attack that has resulted in email addresses of his members of mailing list being leaked. While the messages were delivered via Mailgun, Mailgun was  not at fault for the leak, according to the report, with further investigation by the Russian Anti-Corruption Foundation confirming that that the group leaked their API key leading to the attacker accessing the Mailgun account to download the data. In 2021, one of Mailgun customers, US-based Mexican food chain Chipotle, was compromised to send 120 spam messages in 3 days, and Mailgun prevented unauthorized access and launched an investigation in the account.