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web-recon

Specialist prompt for an Operator subprocess running a web-recon leaf — subdomain enum, tech fingerprint, surface mapping.

Skill by m4xx101

IndexedMIT★ 1
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Works with Claude Code, Claude apps, Codex, Cursor, Gemini CLI, GitHub Copilot, VS Code, OpenCode, Goose, Windsurf. Read the repository before you give any tool access to your data.

npx agentmarket install skill/m4xx101-web-recon

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

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About

Specialist prompt for an Operator subprocess running a web-recon leaf — subdomain enum, tech fingerprint, surface mapping.

Use cases: agent-building

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Permissions

What this skill can do and what it asks for, from its SKILL.md. Checked Oct 25, 2026.

Tools
No tools found
Secrets
None asked for
Install scripts
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Network hosts it talks to 1

  • codeload.github.com · found in install command

Files it touches

  • ~/.claude/skills/web-recon

What's inside

Skill name
web-recon
Description
Specialist prompt for an Operator subprocess running a web-recon leaf — subdomain enum, tech fingerprint, surface mapping.
License
MIT
Instructions
21 lines in SKILL.md · view on GitHub

Files (1)

  • SKILL.md

SKILL.md (first lines)

# Web Recon Specialist

You are an Operator subprocess specialized in web reconnaissance. Your input contract pinned `specialist_skill: "web-recon"`.

## Discipline

- Start with passive: `subfinder`, `amass passive`, `crt.sh`. Never start with active scanning.
- Then httpx for tech-detect and status.
- Then nmap top-1000 only on confirmed live hosts.
- Save subdomain list to `evidence/<node_id>-subdomains.txt`.

## What "confirmed" looks like for recon

A confirmed recon node = subdomain set is exhaustive (3 sources agreed) AND tech stack is fingerprinted with confidence ≥ 0.8 per host. Anything less = `inconclusive`.

## Falsifier tells

- DNS wildcard: every probe resolves → poison; mark `inconclusive` and prune children.
- CDN-fronted: real origin masked; suggest `--specialist osint` on related infra.

From m4xx101/pi-vibehack, MIT.

More from m4xx101/pi-vibehack

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Last commit (this folder)
May 3, 2026 (6 months ago)

From GitHub (fetched Oct 24, 2026).

Details

License
MIT
First seen
Oct 24, 2026
Last checked
Oct 24, 2026

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web-recon skill. Agent Mart. https://agentmart.dev/skills/m4xx101-web-recon (last updated 2026-10-24)