MCP ServerScored via MCP protocol probing: initialize handshake, tools/list conformance, and ping + tool invocation performance.
Emailens MCP
Email compatibility analysis across 15 clients — preview, audit, fix, diff, deliverability.
60/100
Operational Score
Score Breakdown
Availability30/30
Conformance10/30
Performance20/40
Key Metrics
Uptime 30d
100.0%
P95 Latency
220.6ms
Conformance
Fail
Trend
Stable
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 406 in 220ms
Conformance
MCP initialize handshake + tools/list
MCP initialize handshake failed
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 220ms, task completion: 0%
Improvement Tips
- -Fix MCP initialize handshake errors
Recent Probe Results
| Timestamp | Status | Latency | Conformance |
|---|---|---|---|
| Jul 3, 2026 | success | 220.6ms | Partial |
| Jun 30, 2026 | success | 205.8ms | Partial |
| Jun 27, 2026 | success | 179.2ms | Partial |
| Jun 25, 2026 | success | 209.8ms | Partial |
| Jun 24, 2026 | success | 271.1ms | Partial |
| Jun 17, 2026 | success | 165.3ms | Partial |
| Jun 16, 2026 | success | 267.9ms | Partial |
| Jun 16, 2026 | success | 337.2ms | Partial |
| Jun 15, 2026 | success | 116.3ms | Partial |
| Jun 12, 2026 | success | 181.2ms | Partial |
Source Registries
mcp-registry
First Seen
Apr 1, 2026
Last Seen
Jul 4, 2026
Last Probed
Jul 3, 2026