# QUEENSMTP.COM > Professional SMTP and email delivery service providing high-performance > SMTP servers, bulk email delivery, transactional email, and email API > for businesses of all sizes. 99.9% uptime, top deliverability. > Just $5/year plus $0.10 per 1,000 emails. ## Identity - Name: QUEENSMTP.COM - Type: SaaS / Email Infrastructure Provider - Industry: Email Delivery, Marketing Technology - Audience: Developers, Marketers, Businesses, SaaS companies, E-commerce - Headquarters: Online - Support: 24/7 email support (support@queensmtp.com) ## Services - SMTP Service: Reliable SMTP servers with dedicated IPs, SPF/DKIM/DMARC, and 99.9% uptime - Bulk Email Service: Send millions of marketing emails with list management and compliance tools - Transactional Email: Automated notifications with sub-second delivery and real-time webhooks - Email API: RESTful API and SMTP relay with SDKs for Node.js, Python, PHP, Ruby, Java, Go, C# ## Pricing - Yearly Subscription: $5/year — full platform access (SMTP relay, REST API, analytics) - Email Credits: $0.10 per 1,000 emails — pay-as-you-go, credits never expire - Example: 10,000 emails costs $1; 100,000 emails costs $10; 1M emails costs $100 - Enterprise: custom pricing — dedicated IPs, custom SLA, dedicated account manager - Free trial: 1,000 emails, no credit card required ## Differentiators - 99.9% uptime SLA on all plans - Dedicated IP addresses on Professional and Enterprise plans - Automated IP warming for new dedicated IPs - Full SPF, DKIM, and DMARC authentication included - 95-99% inbox placement rates - Real-time analytics with per-recipient event tracking - 24/7 email support, priority support on Professional+ - No hidden fees, no long-term contracts - 30-day money-back guarantee ## Technical Capabilities - Protocols: SMTP (ports 25, 465, 587, 2525), REST API (HTTPS) - Encryption: TLS 1.2+ for all connections, STARTTLS and implicit SSL/TLS - Authentication: SPF, DKIM, DMARC with guided setup - API: RESTful with JSON, batch sending (1,000 per request) - SDKs: Node.js, Python, PHP, Ruby, Java, Go, C# - Webhooks: delivery, bounce, open, click, unsubscribe, complaint - Compliance: CAN-SPAM, GDPR, SOC 2 ## Key Pages ### Service Pages - [SMTP Service](https://queensmtp.com/smtp-service) — Dedicated SMTP servers for reliable email delivery - [Bulk Email Service](https://queensmtp.com/bulk-email-service) — High-volume email for marketing campaigns - [Transactional Email](https://queensmtp.com/transactional-email-service) — Automated email for notifications - [Email API](https://queensmtp.com/email-api) — RESTful API with SDKs for developers - [Pricing](https://queensmtp.com/pricing) — $5/year + $0.10 per 1,000 emails, free trial available ### Educational Guides - [What is SMTP?](https://queensmtp.com/what-is-smtp) — Complete SMTP protocol guide - [SMTP Setup Guide](https://queensmtp.com/smtp-server-setup-guide) — Step-by-step server configuration - [Email Deliverability Guide](https://queensmtp.com/email-deliverability-guide) — Maximize inbox placement - [SPF, DKIM & DMARC Guide](https://queensmtp.com/spf-dkim-dmarc-setup) — Email authentication setup - [Best SMTP Service Providers](https://queensmtp.com/best-smtp-service-providers) — Provider comparison - [Bulk Email Best Practices](https://queensmtp.com/bulk-email-best-practices) — Avoid blacklists - [Transactional vs Marketing Email](https://queensmtp.com/transactional-vs-marketing-email) — Key differences - [Free SMTP Server](https://queensmtp.com/free-smtp-server) — Free SMTP with 1,000 emails/month - [SMTP Relay Service](https://queensmtp.com/smtp-relay-service) — Email relay for any volume - [Free SMTP Relay](https://queensmtp.com/free-smtp-relay) — Free authenticated relay service - [SMTP for WordPress](https://queensmtp.com/smtp-for-wordpress) — Fix WordPress email delivery - [Cheap SMTP Server](https://queensmtp.com/cheap-smtp-server) — Affordable SMTP from $5/year - [SMTP Email Sender](https://queensmtp.com/smtp-email-sender) — Send emails via SMTP instantly - [Dedicated SMTP Server](https://queensmtp.com/dedicated-smtp-server) — Private SMTP infrastructure - [SMTP Gateway](https://queensmtp.com/smtp-gateway) — Secure outgoing mail server - [SMTP for Developers](https://queensmtp.com/smtp-for-developers) — Developer-focused SMTP guide - [SMTP Email Provider](https://queensmtp.com/smtp-email-provider) — Choose the right provider - [Google SMTP Alternative](https://queensmtp.com/google-smtp-server-alternative) — Beyond Gmail limits ### Company - [About](https://queensmtp.com/about) — Our mission and values - [FAQ](https://queensmtp.com/faq) — Common questions answered - [Contact](https://queensmtp.com/contact) — Sales and support inquiries ## Contact - Support: support@queensmtp.com - Sales: sales@queensmtp.com - Website: https://queensmtp.com ## Optional - [Full details for AI](https://queensmtp.com/llms-full.txt)