io.github.mlugo-apx/detectzestack-mcp

detectzestack-mcp

Is the io.github.mlugo-apx/detectzestack-mcp MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-30.

Detect any website's tech stack, security headers, SSL, DNS and CVEs via DetectZeStack.

alive probed 2026-11-15 · unchanged since 2026-10-30

9tools

4.5ktokens in Claude Opus 5.5

2.3 %of Claude's 200k window

1.8×the median server

346 msto initialize

14 msto list tools

Run it: npx -y detectzestack-mcp@1.1.1 (stdio, probed in a container with the network off)
Host: npmjs.com
Reports itself as: detectzestack-mcp 1.1.1
Capabilities: tools
Instructions: none
Of a 1M window: 0.5 % of a 1M context window
Count: 4.5k tokens in Claude Opus 5.5, exact, measured 2026-10-16. With the Claude Code prefix mcp__…__ on each tool name: 4.7k. The o200k_base estimate is 2.6k. Counted again when the tool definitions change. Method.
Repository: https://github.com/mlugo-apx/detectzestack-mcp
Registry: active, updated 2026-09-27 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.72×.

Tool	≈ Claude tokens	o200k estimate	Share of this server
lookup_by_technology	622	361	14 %
scan_vulnerabilities	607	352	13 %
check_technology	529	307	12 %
dns_lookup	505	293	11 %
check_security_headers	483	280	11 %

Other registry entries on npmjs.com, the ones next to this name; all of them.

io.github.mlawsonking/package-guard-mcp · alive
io.github.mlawsonking/payment-guard-mcp · alive
io.github.mlawsonking/web-tools-mcp · alive
io.github.mleoca/ucn · crashed on start
Enterprise Architect io.github.mm6502/enterprise-architect-mcp · alive
AEMET io.github.mmillan76/aemet-mcp · alive
Agent Relay io.github.mmmikael/arelay · alive
mnema: decision records for AI coding agents io.github.mnema-work/mnema · crashed on start

Servers that mention security or headers.

Arketo ai.arketo/arketo · needs auth
Helixar Security ai.helixar/mcp · needs auth
ai.kernora/agent-sec · alive
IntoDNS.ai DNS & Email Security Scanner ai.intodns/scanner · alive
SOAR Record Gateway ai.lateos/soar-record-gateway · needs auth
Occludra — MCP Gateway (AI Security Gateway) ai.occludra/mcp-gateway · server error
Powerline Email Tools ai.powerline/email-tools · alive
RFP.ai ai.rfp/rfp-ai · server error

The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.

Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.