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8 clients · secrets stay placeholders

JSON (mcpServers)Claude CodeCodexOpenCodeCursorVS CodeGemini CLIGoose

{
  "mcpServers": {
    "domainref": {
      "type": "http",
      "url": "https://domainref.dev/mcp",
      "headers": {
        "X-API-Key": "${X_API_KEY}"
      }
    }
  }
}

claude mcp add --transport http domainref https://domainref.dev/mcp --header "X-API-Key: ${X_API_KEY}"

[mcp_servers.domainref]
url = "https://domainref.dev/mcp"
env_http_headers = { "X-API-Key" = "X_API_KEY" }

{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "domainref": {
      "type": "remote",
      "url": "https://domainref.dev/mcp",
      "enabled": true,
      "headers": {
        "X-API-Key": "{env:X_API_KEY}"
      }
    }
  }
}

{
  "mcpServers": {
    "domainref": {
      "type": "http",
      "url": "https://domainref.dev/mcp",
      "headers": {
        "X-API-Key": "${X_API_KEY}"
      }
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=domainref&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vZG9tYWlucmVmLmRldi9tY3AiLCJoZWFkZXJzIjp7IlgtQVBJLUtleSI6IiR7WF9BUElfS0VZfSJ9fQ%3D%3D"
}

{
  "servers": {
    "domainref": {
      "type": "http",
      "url": "https://domainref.dev/mcp",
      "headers": {
        "X-API-Key": "${X_API_KEY}"
      }
    }
  }
}

{
  "mcpServers": {
    "domainref": {
      "httpUrl": "https://domainref.dev/mcp",
      "headers": {
        "X-API-Key": "${X_API_KEY}"
      }
    }
  }
}

extensions:
  "domainref":
    enabled: true
    name: "domainref"
    type: streamable_http
    uri: "https://domainref.dev/mcp"
    headers:
      "X-API-Key": "${X_API_KEY}"
    timeout: 300

Placeholders to fill from your own secret store: ${X_API_KEY}. The registry never accepts secret values.

Quality 91 / 100strong

protocol75 · weight 25

warn
protocol.modernnewest supported version is 2025-11-25; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
n/a
protocol.statelessonly applies to 2026-07-28 servers
pass
protocol.transportstreamable HTTP
n/a
protocol.list_ttlonly applies to 2026-07-28 servers

authorizationn/a · weight 15

n/a
auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
n/a
auth.secret_in_urlno templated URL

tool hygiene100 · weight 30

pass
tools.descriptionsevery tool has a description
pass
tools.description_lengthdescriptions are concise
pass
tools.schemasevery tool has an object input schema
pass
tools.annotations2 of 2 tools declare readOnlyHint or destructiveHint
pass
tools.directory_hintsevery tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
pass
tools.token_costabout 614 tokens to load every tool
pass
tools.api_dumptools are not a one-to-one API dump

stability100 · weight 15

pass
stability.changes2 tool changes in 30 days
pass
stability.rug_pullno tool changed its meaning under the same name

dependenciesn/a · weight 15

n/a
deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

2 tools, about 614 tokens to load them all · tool set 7e3d17560a7b · tools last changed 2026-10-21 · checked 2026-11-07 17:28 UTC

Tool changes

2026-10-21domain_agechangeddescription, output schema
before
PAID ($0.005). Not for registries without RDAP, e.g. .za/.co.za, .me, .de, .io, .eu: refused free (422). Use when you need to know which registrar holds a domain, how old it is, and whether it is a risky newly-registered domain. $0.005. From the registry's RDAP: registrar name and IANA ID (no registrant or contact data), created, expires, last changed, status flags, DNSSEC delegation, nameservers; fail under 30 days old or expired, warn under 180 days, expiring within 30 days or on hold. A registry without RDAP is refused free. MCP: pass api_key (card checkout at /pricing); per-call x402/MPP payment is HTTP only, so without a key the result is the x402 payment requirement for the HTTP endpoint.
after · 90% of words in common
PAID ($0.005). Not for registries without RDAP, e.g. .za/.co.za, .me, .de, .io, .eu: refused free (422). Use when you need to know which registrar holds a domain, how old it is, and whether it is a risky newly-registered domain. $0.005. From the registry's RDAP: registrar name and IANA ID (no registrant or contact data), created, expires, last changed, status flags, DNSSEC delegation, nameservers; fail under 30 days old or expired, warn under 180 days, expiring within 30 days or on hold. A registry without RDAP is refused free. MCP: pass api_key (an Afriref key, card credit at https://afriref.dev/pricing); per-call x402/MPP payment is HTTP only, so without a key the result is an api_key_required error naming the HTTP endpoint.
2026-10-21domain_checkchangeddescription, output schema
before
PAID ($0.01). Use when mail lands in spam, before an email campaign, for vendor due diligence or to confirm a Microsoft 365 tenant: graded SPF, DKIM, DMARC, MX, MTA-STS, DNSSEC, CAA, TLS and domain age, plus BIMI and blocklist info, each with the exact fix record. Non-intrusive. $0.01 per domain. Returns a 0-100 score and, per check (spf, dkim, dmarc, mx, tls = website certificate, m365, registration, mta_sts, tls_rpt, dnssec, caa, bimi, dnsbl = UCEPROTECT blocklist), a pass/warn/fail/info grade, the finding and the exact record or step that fixes it. Info checks do not move the score. Invalid, nonexistent or private-only domains are refused free. MCP: pass api_key (card checkout at /pricing); per-call x402/MPP payment is HTTP only, so without a key the result is the x402 payment requirement for the HTTP endpoint.
after · 92% of words in common
PAID ($0.01). Use when mail lands in spam, before an email campaign, for vendor due diligence or to confirm a Microsoft 365 tenant: graded SPF, DKIM, DMARC, MX, MTA-STS, DNSSEC, CAA, TLS and domain age, plus BIMI and blocklist info, each with the exact fix record. Non-intrusive. $0.01 per domain. Returns a 0-100 score and, per check (spf, dkim, dmarc, mx, tls = website certificate, m365, registration, mta_sts, tls_rpt, dnssec, caa, bimi, dnsbl = UCEPROTECT blocklist), a pass/warn/fail/info grade, the finding and the exact record or step that fixes it. Info checks do not move the score. Invalid, nonexistent or private-only domains are refused free. MCP: pass api_key (an Afriref key, card credit at https://afriref.dev/pricing); per-call x402/MPP payment is HTTP only, so without a key the result is an api_key_required error naming the HTTP endpoint.

Full history: list_changes · trend: quality JSON.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 82 / 100

no-repository

provenance55

liveness98

freshness100

hygiene80

+dns-namespace +website +reachable +uptime-94% +updated-18d-ago -no-repository

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Endpoints

remote	auth	reachable	uptime 30d	p50	protocol	last ok
`https://domainref.dev/mcp` streamable-http	none	yes	94%	1282 ms	2025-11-25	2026-11-07

Tools (2)

domain_ageread-only PAID ($0.005). Not for registries without RDAP, e.g. .za/.co.za, .me, .de, .io, .eu: refused free (422). Use when you need to know which registrar holds a domain, how old it is, and whether it is a risky newly-registered domain. $0.005. From the registry's RDAP: registrar name and IANA ID (no registrant or contact data), created, expires, last changed, status flags, DNSSEC delegation, nameservers; fail under 30 days old or expired, warn under 180 days, expiring within 30 days or on hold. A registry without RDAP is refused free. MCP: pass api_key (an Afriref key, card credit at https://afriref.dev/pricing); per-call x402/MPP payment is HTTP only, so without a key the result is an api_key_required error naming the HTTP endpoint.

domain_checkread-only PAID ($0.01). Use when mail lands in spam, before an email campaign, for vendor due diligence or to confirm a Microsoft 365 tenant: graded SPF, DKIM, DMARC, MX, MTA-STS, DNSSEC, CAA, TLS and domain age, plus BIMI and blocklist info, each with the exact fix record. Non-intrusive. $0.01 per domain. Returns a 0-100 score and, per check (spf, dkim, dmarc, mx, tls = website certificate, m365, registration, mta_sts, tls_rpt, dnssec, caa, bimi, dnsbl = UCEPROTECT blocklist), a pass/warn/fail/info grade, the finding and the exact record or step that fixes it. Info checks do not move the score. Invalid, nonexistent or private-only domains are refused free. MCP: pass api_key (an Afriref key, card credit at https://afriref.dev/pricing); per-call x402/MPP payment is HTTP only, so without a key the result is an api_key_required error naming the HTTP endpoint.

Schemas: list_tools.

Similar MCP servers

Official server.json

{
  "name": "dev.domainref/domainref",
  "icons": [
    {
      "src": "https://domainref.dev/favicon.svg",
      "sizes": [
        "any"
      ],
      "mimeType": "image/svg+xml"
    }
  ],
  "title": "DomainRef - domain and email security check",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://domainref.dev/mcp",
      "type": "streamable-http",
      "headers": [
        {
          "name": "X-API-Key",
          "isSecret": true,
          "description": "Optional DomainRef API key (card checkout at https://domainref.dev/pricing). Without it, each tool call returns the x402 payment requirement for the HTTP endpoint."
        }
      ]
    }
  ],
  "version": "1.0.0",
  "websiteUrl": "https://domainref.dev",
  "description": "Pay-per-call domain and email security check: SPF, DKIM, DMARC, TLS, DNSSEC, BIMI, with exact fixes."
}