Deliverability, DNS, domain reputation, and the plumbing behind inbound email. No recycled advice. Everything here comes from operating this service and the sending domains around it.
Most deliverability advice is folklore. Authentication, complaint rate, and volume discipline decide almost everything. Here is the working checklist we use before any domain sends its first message.
read the guide →provisioning · 8 min readBuying the domain is the easy part. The hour after that decides whether your mail lands or dies. A step-by-step walkthrough of DNS, authentication, inbound routing, and verification, in the order that avoids rework.
read the guide →domain reputation · 6 min readTwo identical emails, two different domains, very different inbox rates. Why cheap novelty TLDs start life with a spam handicap, which endings are safe, and what a sending domain should actually cost you.
read the guide →agentinbox.pro turns inbound email into structured, replayable JSON for your agents and workflows. Receive-only by design.
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