MCP ServerScored via MCP protocol probing: initialize handshake, tools/list conformance, and ping + tool invocation performance.
io.github.venomseven/nslookup
Developer Tools
DNS lookups, SSL certificates, security scanning, and propagation checks via nslookup.io
50/100
Operational Score
Score Breakdown
Availability30/30
Conformance10/30
Performance10/40
Key Metrics
Uptime 30d
100.0%
P95 Latency
404.5ms
Conformance
Fail
Trend
Stable
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 405 in 232ms
Conformance
MCP initialize handshake + tools/list
MCP initialize handshake failed
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 404ms, task completion: 0%
Improvement Tips
- -Fix MCP initialize handshake errors
Recent Probe Results
| Timestamp | Status | Latency | Conformance |
|---|---|---|---|
| Apr 3, 2026 | success | 232.3ms | Partial |
| Apr 3, 2026 | success | 230.7ms | Partial |
| Apr 3, 2026 | success | 274.6ms | Partial |
| Apr 3, 2026 | success | 267.6ms | Partial |
| Apr 3, 2026 | success | 288.1ms | Partial |
| Apr 3, 2026 | success | 258.6ms | Partial |
| Apr 3, 2026 | success | 265.4ms | Partial |
| Apr 3, 2026 | success | 281.6ms | Partial |
| Apr 3, 2026 | success | 287.2ms | Partial |
| Apr 3, 2026 | success | 263.1ms | Partial |
Source Registries
mcp-registry
First Seen
Mar 25, 2026
Last Seen
Apr 1, 2026
Last Probed
Apr 3, 2026