"Checking Domain Name Availability" matching MCP servers:

Domain Name MCS server from OSIR, an ICANN-accredited registrar: 105 tools and 11 prompts to search, register, renew, transfer, and manage domains, DNS, VPS, email, and websites from Claude, ChatGPT, Cursor, or any MCP client

Provides comprehensive email deliverability and domain registration analysis, evaluating SPF, DKIM, DMARC, DNS records, and expiry to identify issues and suggest fixes.

Provisions own-domain email for families using Cloudflare's API, enabling automatic setup of email routing, catch-all forwarding, and verified destinations.

MCP server that lets agents check domain email authentication (SPF, DKIM, DMARC, MX) via a free API, returning grades and shareable report URLs. Also provides tools for listing paid services and partner program terms.

Enables auditing any domain's email deliverability and DNS health, including SPF, DKIM, DMARC, MX, mail provider, DNS blacklist status, catch-all, domain age, and a deliverability score.

Enables email and domain checks, including SPF lookup limits, DKIM keys, DMARC, DNS records, and registration expiry.

Enables AI agents to search for, purchase, connect, and verify custom domains end to end, including setting up email records, configuring forwarding, diagnosing drift, and confirming TLS issuance without handling DNS records directly. It offers twelve hosted tools covering domain availability, registration orders, provider discovery, and account-wide connection inventory.

MCP server for emailfinder.dev that enables AI assistants to find verified professional email addresses via name/domain, LinkedIn URLs, company domains, roles, and email validation.

Provides email verification as an MCP tool, checking format, disposable domains, and mail server availability with structured results.

Validates email deliverability, assesses domain credibility, and scores B2B leads from A-F to help prioritize outreach, with batch processing and a free tier.

Enables email validation and domain checking to detect disposable or temporary email addresses via the Disify API, providing formatting, DNS, risk flags, and classification.

Enables AI agents to send transactional emails and manage email infrastructure through the AgentiSend API, including domain verification, budgeted keys, and message logs.

Find professional email addresses from name + company domain. Tests 15+ patterns against MX records with confidence scoring, with pay-per-call via x402.

Unified email and calendar management with AI agent, supporting email operations, calendar availability, and time blocking via MCP tools.

Audits email deliverability configuration for a domain, checking SPF, DKIM, DMARC, and MX records, returning a score and recommendations.

A free MCP server providing 13 tools for email verification, domain intelligence, and website analysis with no API keys required.

A mail service that connects private domain email to MCP clients, enabling sending (with auto signature), receiving, and reading emails through natural language via stdio or SSE transport.

Enables sending emails via Gmail API, checking thread replies, and listing sent emails, all logged locally in SQLite.

Enables private email hosting provisioning and management via MCP tools, including domain deployment, mailbox creation, DNS configuration, tracked email sending, and analytics.

MCP server for inspecting email domains and addresses, providing objective domain-level email infrastructure answers such as MX, SPF, DMARC, MTA-STS, and disposable-domain evidence.