com.modernmustardseed/domain-health
Domain Health
Domain checks: SPF, DKIM, DMARC, BIMI, MTA-STS, SSL/TLS and HTTP security headers.
alive probed 2026-10-12 · HTTP 200
5tools
2.2ktokens in Claude Opus 5.5
2.3ktokens in Claude Code
1.1 %of a 200k context window
1.4ko200k_base estimate
247 msto initialize
109 msto list tools
- Endpoint
- https://mcp.modernmustardseed.com/domain-health (streamable-http)
- Host
- mcp.modernmustardseed.com
- Protocol
- 2025-11-25
- Reports itself as
- Domain Health by Modern Mustard Seed 1.0.0
- Capabilities
- tools
- Instructions
- 391 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-12. Counted again when the tool definitions change. Method.
- Website
- https://mcp.modernmustardseed.com/docs/domain-health
- Registry
- active, updated 2026-10-11 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| check_email_auth | 334 | 24 % |
| full_domain_report | 302 | 22 % |
| check_ssl | 267 | 19 % |
| check_security_headers | 238 | 17 % |
| check_domain_registration | 233 | 17 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/com.modernmustardseed/domain-health)
An entry for every probe that changed the result, the tool count or the token cost: Atom feed. Add it to a feed reader or a Slack RSS app to hear when the server stops answering or its tool set grows.