List of Rackspace Mailgun Customers
San Antonio, 78258-7667, TX,
United States
Since 2010, our global team of researchers has been studying Rackspace Mailgun customers around the world, aggregating massive amounts of data points that form the basis of our forecast assumptions and perhaps the rise and fall of certain vendors and their products on a quarterly basis.
Each quarter our research team identifies companies that have purchased Rackspace Mailgun for Transactional Email from public (Press Releases, Customer References, Testimonials, Case Studies and Success Stories) and proprietary sources, including the customer size, industry, location, implementation status, partner involvement, LOB Key Stakeholders and related IT decision-makers contact details.
Companies using Rackspace Mailgun for Transactional Email include: Cinemark, a United States based Leisure and Hospitality organisation with 17500 employees and revenues of $3.30 billion, Scribd, a United States based Professional Services organisation with 103 employees and revenues of $1.0 million, Dribbble, a United States based Non Profit organisation with 10 employees and revenues of $1.0 million and many others.
Contact us if you need a completed and verified list of companies using Rackspace Mailgun, including the breakdown by industry (21 Verticals), Geography (Region, Country, State, City), Company Size (Revenue, Employees, Asset) and related IT Decision Makers, Key Stakeholders, business and technology executives responsible for the software purchases.
The Rackspace Mailgun customer wins are being incorporated in our Enterprise Applications Buyer Insight and Technographics Customer Database which has over 100 data fields that detail company usage of software systems and their digital transformation initiatives. Apps Run The World wants to become your No. 1 technographic data source!
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| Logo | Customer | Industry | Empl. | Revenue | Country | Vendor | Application | Category | When | SI | Insight |
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Cinemark | Leisure and Hospitality | 17500 | $3.3B | United States | Rackspace Technology | Rackspace Mailgun | Transactional Email | 2018 | n/a |
In 2018, Cinemark integrated Rackspace Mailgun as its Transactional Email solution. The deployment in the United States focused on consolidating transactional email flows to address signup errors and missing confirmation emails as part of a customer service and CRM improvement initiative. Rackspace Mailgun was used to centralize outbound transactional messaging tied to account creation and reservation confirmations.
The implementation configured Mailgun’s Email Validation API to validate addresses at point of signup, reducing invalid addresses entering customer records. Cinemark consolidated multiple transactional templates and delivery pathways into a unified Rackspace Mailgun pipeline, standardizing confirmation email logic, retry policies, and suppression handling consistent with Transactional Email workflows. The configuration emphasized validation, templating, and delivery orchestration to improve message hygiene and reduce failed confirmations.
Operational integration extended to customer service and CRM workflows, with validation outcomes routed to support queues to reduce guest-service tickets and improve signup data quality. The work covered digital operations supporting web signup flows and guest communications across Cinemark’s United States footprint. Event and delivery status signals from Rackspace Mailgun were consumed to trigger follow-up actions in CRM and support processes.
Governance focused on consolidating templates, establishing operational runbooks for transactional flows, and aligning support teams on handling validation failures and resend workflows. The Rackspace Mailgun implementation delivered fewer guest-service tickets and cleaner signups, improving customer experience and operational productivity.
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Dribbble | Non Profit | 10 | $1M | United States | Rackspace Technology | Rackspace Mailgun | Transactional Email | 2019 | n/a |
In 2019, Dribbble implemented Rackspace Mailgun for Transactional Email to route its transactional traffic, followed by marketing streams, as part of a CRM and marketing use case in the United States. The deployment with Rackspace Technology focused on improving deliverability and supporting scale for customer-facing notifications and campaign sends.
Configuration and operational setup emphasized sending infrastructure and deliverability controls typical of Transactional Email platforms, including SMTP and API sending configuration and a structured IP warm-up program. A dedicated Technical Account Manager from Rackspace Mailgun guided the IP warm-up and migration sequencing, and deliverability monitoring was established to manage sending reputation.
Operational coverage concentrated on CRM and marketing teams in the United States, aligning Mailgun sending domains and authentication with existing CRM workflows and marketing streams. Integrations were implemented at the application level to centralize transactional event routing and to enable campaign follow-on sends from the same transactional sending architecture.
Governance included an IP warm-up plan and ongoing deliverability oversight driven by the Technical Account Manager, formalizing email sending policies and operational handoffs between engineering and marketing. Outcomes reported by Dribbble included higher Google Postmaster reputation and a more than doubling of weekly email opens, reflecting improved inbox placement and scaled sending capacity with Rackspace Mailgun.
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Scribd | Professional Services | 103 | $1M | United States | Rackspace Technology | Rackspace Mailgun | Transactional Email | 2019 | n/a |
In 2019, Scribd implemented Rackspace Mailgun as its Transactional Email platform. The deployment supported marketing, lifecycle, and transactional email programs across the United States and international markets, with messaging in English, Spanish, and Portuguese, and scaled to about 1 million transactional sends per day.
Rackspace Mailgun was configured to handle both lifecycle automation and high-volume transactional SMTP and API sends, and it was deployed alongside Iterable to separate campaign orchestration from deliverability management. The implementation included an IP warm-up program that staged 11 dedicated IPs to establish sending reputation and improve inbox placement.
Integration with Iterable centralized campaign orchestration, template control, and attribution, enabling faster onboarding workflows for new campaigns and templates. Operational coverage extended across marketing and product teams responsible for user lifecycle messaging, with sending and deliverability controls implemented for domestic and international audience segments.
Governance focused on staged IP warm-up and sending cadence controls to manage reputation and deliverability, and routing between Rackspace Mailgun and Iterable supported clearer attribution. The rollout explicitly resulted in faster onboarding workflows, improved attribution, and more reliable deliverability as reported by Scribd.
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