Domain Registration API

15 posts · Feb 2016 – Sep 2026

What this trail covers

Cloudflare Registrar API is now in beta, enabling programmatic domain search, availability checks, and registration. This is designed for agentic workflows and automation, allowing developers to integrate domain purchasing directly into their development environments. Future expansion will include management features like transfers and renewals, aiming for a registrar-as-a-service offering. The new domain search experience provides a faster, more comprehensive way to explore domain possibilities across all supported extensions, with improved filtering, sorting, and transparent pricing. The API has been expanded with a sandbox environment and support for domain transfers, and is integrated with Cloudflare MCP and the cf CLI for agentic workflows.

All Cloudflare trails

Sep 2026Simplifying domains for people and agentsThis post details the expansion of the Cloudflare Registrar API to include a sandbox environment, support for domain transfers, and integration with Cloudflare MCP and the cf CLI for agentic workflows. It also introduces a new domain search experience that provides faster, more comprehensive results across all supported extensions with improved filtering, sorting, and transparent pricing. The technical implementation of the search leverages Cloudflare Workers, Durable Objects, and Workers KV for scalability and efficiency, using WebSockets and a custom application protocol for real-time updates. The search progressively probes availability datasets, DNS, and live registry lookups to balance speed, freshness, and certainty.
Aug 2026Announcing Cloudflare Wallets: The programmable wallet for the agentic InternetIntroduces Cloudflare Wallets, a programmable wallet system for AI agents and the agentic internet. This system provides stable identifiers (handles) and native payment capabilities (stablecoins, micropayments via x402 protocol) for agents to interact with APIs and content. It includes Account Wallets for human users and Virtual Wallets for agents, with configurable spending guardrails. This directly enhances the agentic commerce ecosystem, building upon the Monetization Gateway and enabling headless transactions for services like domain registration.
Jul 2026Announcing the Monetization Gateway: charge for any resource behind Cloudflare via x402Introduces the Cloudflare Monetization Gateway, enabling customers to charge for any asset protected by Cloudflare (web pages, datasets, APIs, tools) using the x402 protocol. This addresses the evolving web business model driven by AI agents, shifting towards usage-based pricing. The gateway handles payment verification and enforcement at the edge, settling payments in stablecoins over x402. It offers a flexible payment rules API for precise control over access and pricing, moving metering, exchange, and settlement off the origin. Planned capabilities include charging for specific REST verbs, variable pricing, and charging unauthenticated callers. The gateway aims to unlock new revenue opportunities by enabling agent-first transactions with internet-scale settlement.
Apr 2026Agents can now create Cloudflare accounts, buy domains, and deployIntroduced a new protocol co-designed with Stripe that enables AI agents to provision Cloudflare accounts, start paid subscriptions, register domains, and obtain API tokens without human intervention beyond initial permission grants and ToS acceptance. This protocol includes service discovery via a catalog API, authorization through identity providers like Stripe, and payment tokenization for billing.
Apr 2026Register domains wherever you build: Cloudflare Registrar API now in betaThis post introduces the beta release of the Cloudflare Registrar API, detailing its core functionalities: `search`, `check`, and `register`. It provides code examples for each operation, demonstrating how to programmatically interact with domain registration. The API is designed for machine-friendliness and seamless integration with AI agents and existing development workflows. It also highlights Cloudflare's at-cost pricing model and plans for future API expansion to cover domain lifecycle management.
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Apr 2026Building a CLI for all of CloudflareThis post introduces a new, unified CLI framework ('cf') built on a TypeScript schema that generates multiple interfaces, including CLI commands, Workers Bindings, Agent Skills, and documentation. It aims to provide a consistent interface for all Cloudflare products, including domain registration, for both humans and agents. It also introduces 'Local Explorer' for introspecting simulated local resources used by Workers.
Apr 2023Protect your domain with Zone HoldsIntroduces Zone Holds, a new capability for enterprise customers that prevents the same zone from being added to multiple Cloudflare accounts. This feature addresses the risk of accidental zone conflicts and downtime in large organizations with multiple teams managing different aspects of a domain. Zone Holds are enabled by default for enterprise zones and can be extended to subdomains and custom hostnames. The post details the problem of accidental zone activation and how Zone Holds prevent it through error messages and controlled access.
Dec 2021Introducing Cloudflare Domain Protection — Making Domain Compromise a Thing of the PastIntroduced Cloudflare Domain Protection, a new security feature for Enterprise customers to prevent domain compromise. This feature provides a triple-locked approach: EPP Registrar Locks, internal API locks, and Registry Locks (where available). It also includes a secure verification procedure for modifications and waives registration/renewal fees for eligible domains. The post details common domain compromise vectors: unauthorized transfers, name server updates, and domain suspensions/deletions.
Sep 2021Registrar for EveryoneThis post announces the general availability of new domain registrations for all Cloudflare customers, expanding the registrar service beyond domain transfers. It details the process of registering new domains via the Cloudflare dashboard, including domain search, plan selection, and checkout. The post also highlights the addition of over 40 new TLDs, with a focus on country-code extensions, and reiterates the at-cost pricing model. It explains the distinction between registries and registrars and provides context on Cloudflare's journey from managing internal domains to offering a public registrar service.
Jun 2019Announcing the New Cloudflare Partner PlatformThis post introduces the new Cloudflare Partner Platform, built to address the evolving needs of partners and customers. It details the development of two core systems: Tenants for managing customer accounts and Subscriptions for packaging and provisioning services. The platform was initially developed in partnership with IBM to enable them to sell and provision Cloudflare's building blocks and paid services. The post includes API documentation and walkthroughs for provisioning customer accounts, granting access, enabling services, and service configuration, demonstrating how partners can now offer Cloudflare services programmatically.
Feb 2019Cloudflare Registrar at three monthsThis post announces the general availability of Cloudflare Registrar to all customers, highlighting key learnings from the early access period. It details the significant increase in DNSSEC adoption (25%) due to the one-click enablement feature. It also shares data on domain transfer behavior, noting that 62% of transfers are manually approved, and discusses the dominance of gTLDs in registrations while expressing a commitment to expanding support for ccTLDs and ngTLDs. The post also mentions the internal ownership of .horse domains for testing purposes.
Sep 2018Cloudflare Registrar: what happens when you register a domain?This post introduces Cloudflare Registrar, a new domain registrar service that charges only the wholesale price set by registries, with no markup. It explains the domain registration and transfer process, including the roles of registries and registrars, the importance of the registrar lock, and the authorization code. It highlights the benefits of Cloudflare Registrar, such as transparent pricing, free WHOIS data redaction for privacy, and the integration with Cloudflare's existing services. An early access program is announced, with an option to gain earlier access by donating to Girls Who Code.
Sep 2018Introducing Cloudflare Registrar: Domain Registration You Can LoveThis post announces the launch of Cloudflare Registrar, a new service for domain registration. It is built on principles of trust, security, and fair pricing, aiming to address customer pain points like "bait and switch" pricing and endless upsells. The service offers two-factor authentication, default domain locking, automatic DNSSEC enablement, and charges only the wholesale price plus ICANN fees. Initially, it is available for domain transfers to existing Cloudflare customers, with new domain registrations planned for later. A contribution to Girls Who Code can expedite early access invitations.
Feb 2016Introducing CloudFlare Registrar: Designed for Security, Not the MassesCloudflare has launched its own ICANN-accredited domain registrar service, designed with a focus on high security for enterprise customers. This new service addresses the risks of domain hijacking by implementing strict change control processes, including consistent use of Registrar Lock and Registry Lock, multi-user offline confirmation for all DNS changes, mandatory two-factor authentication, and support for DNSSEC. The service automatically renews domains and enables Universal DNSSEC by default. It is initially available to enterprise customers and offers a domain and registrar security tool for assessing domain security.