Leaderboard/Email Deliverability Audit API
MCP ServerScored via MCP protocol probing: initialize handshake, tools/list conformance, and ping + tool invocation performance.

Email Deliverability Audit API

github.com/Br0ski777/email-deliverability-x402↗|v1.1.0

Audit email domain deliverability: SPF, DKIM, DMARC, MX. Score 0-100. x402.

49/100
Operational Score
Score Breakdown
Availability20/30
Conformance10/30
Performance19/40
Key Metrics
Uptime 30d
95.8%
P95 Latency
37.1ms
Conformance
Fail
Trend
Stable
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 404 in 15ms
Conformance
MCP initialize handshake + tools/list
MCP initialize handshake failed
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 37ms, task completion: 0%
Improvement Tips
  • -Improve uptime (currently 95.8%, target 99%+)
  • -Fix MCP initialize handshake errors
Recent Probe Results
TimestampStatusLatencyConformance
May 25, 2026success15.7msPartial
May 22, 2026success14.5msPartial
May 22, 2026success18.3msPartial
May 21, 2026success37.1msPartial
May 20, 2026success31.1msPartial
May 18, 2026success57msPartial
May 16, 2026success19.2msPartial
May 13, 2026success15msPartial
May 13, 2026success14.4msPartial
May 12, 2026success41.3msPartial
Source Registries
mcp-registry
First Seen
Apr 12, 2026
Last Seen
May 24, 2026
Last Probed
May 25, 2026