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100
MCP live MCP 2025-11-25 streamable-http

Quiet Failures

com.quietfailures/quiet-failures

Open weekly security base rates (CC BY 4.0), plus live DMARC, takeover and WHOIS checks.

Watch this dependency

Get before/after evidence when observed tools, schemas, authentication access, availability or the endpoint changes.

Inspect evidence and set up a watch Share public evidence report
Uptime
100.0%
5 direct probes · 30d
Response
353ms
last probe
Tools
6
callable
Resources
0
readable
Prompts
0
available
Primary URL
https://mcp.quietfailures.com/mcp
Score: 100/100
Handshake verified by our own probe.
why this score
pass Answers the MCP handshake 50/50
The handshake and the list calls succeeded on the primary URL.
pass Lists tools, resources or prompts 30/30
6 tools, 0 resources, 0 prompts returned.
pass 3 or more catalogue items 10/10
6 items in total; 3 or more earns these points.
pass Describes itself 10/10
88 characters; more than 30 earns these points.

Tools · 6

list_base_rates

Catalog of all published Quiet Failures base rates: metric id, the global question, the current global figure, sample size, severity, and every published segment slug (valid `segment` values for get_b…

find_base_rate

Search the Quiet Failures base rates by keyword (e.g. "dmarc", "certificate expiry uk", "subdomain takeover"). Returns matching metrics and their most citable segments.

get_base_rate

Full detail for one Quiet Failures base rate segment: the figure with confidence interval, how it is measured, why it matters, the limits of the measurement, the recent time series, and the canonical …

check_email_auth

Live SPF, DKIM and DMARC audit of up to 50 domains the user owns or asks about. Returns a per-domain breakdown plus a portfolio grade. Compare against the base rates: most of the web fails these contr…

check_subdomain_takeover

Live scan of one domain: enumerate its subdomains (CT logs + DNS), then test each for dangling references on 13 cloud providers. Slow on large domains (up to a few minutes). Rate-limited per client.

check_whois

Live WHOIS lookup for up to 100 domains: expiry date, registrar, nameservers. Use to catch registrations about to lapse. Rate-limited per client.

How to use

Add to your Claude Desktop / Cursor / Cline MCP config:

{
  "mcpServers": {
    "quiet_failures": {
      "url": "https://mcp.quietfailures.com/mcp",
      "transport": "streamable-http"
    }
  }
}