find_ssh_host SKILL.md skillA

find_ssh_host from sfc-gh-eraigosa/dotfiles is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add sfc-gh-eraigosa/dotfiles/find_ssh_host@git:20260517.41cc56d

Pins git:20260517.41cc56d in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
sfc-gh-eraigosa/dotfiles
Path
src/ssh-host-finder/SKILL.md
Versions recorded
3
Latest version
git:20260517.41cc56d, committed May 17, 2026
First version recorded
Apr 3, 2026
Size
3,145 bytes
Repository stars
53
License
Apache-2.0

Find an SSH host on the local network and update ~/.ssh/config with its current IP address.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Find SSH Host

This skill uses the `ssh-find` script to scan the local network for an SSH host
defined in `~/.ssh/config`, identify it by hostname, and update the config file
with the host's current IP address.

## Prerequisites

- `nmap` must be installed (`brew install nmap` on macOS, `sudo apt-get install nmap` on Linux)
- The `~/opt/bin/ssh-find` script must be available (installed via dotfiles)
- The target host alias must already exist in `~/.ssh/config`
- The SSH key referenced in the config must be present locally

## Steps

### 1. Prompt for the Host Alias

Ask the user which SSH host alias they want to find. The alias must match a
`Host` entry in `~/.ssh/config`.

If the user has already provided a host alias in their request, use that value
directly without prompting.

### 2. Validate the Host Alias

Run the following command to confirm the alias exists in the SSH config:

```bash
ssh -G <HOST_ALIAS> 2>/dev/null | head -5
```

- If the command succeeds (exit code 0), the alias is valid. Extract and display
  the current `hostname` and `user` from the output for the user's reference.
- If the command fails, inform the user that the alias was not found in
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add sfc-gh-eraigosa/dotfiles/find_ssh_host@sha256:77925d0ce320716b

The line at the top of this page pins the label git:20260517.41cc56d, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_5x4oqowz3lyd7xn6.svg)](https://markdownregistry.com/a/art_5x4oqowz3lyd7xn6)

4 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 3 versions of this file, between Apr 3, 2026 and May 17, 2026, about one every 22 days.

versioncommittedcommitsizeaudit
git:20260517.41cc56d latest2026-05-17 41cc56d 3,145 BA view · diff
git:20260516.fc990b82026-05-16 fc990b8 3,133 BA view · diff
git:20260403.bec24b82026-04-03 bec24b8 2,861 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (3145 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

sfc-gh-eraigosa/dotfiles · 53 stars · license Apache-2.0 · pushed 2026-11-02 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_5x4oqowz3lyd7xn6
GET https://markdownregistry.com/api/v1/resolve?ref=sfc-gh-eraigosa/dotfiles/find_ssh_host
GET https://markdownregistry.com/api/v1/blob/77925d0ce320716bb8a05b524cc78aa38978d9978eb273247472c2abe88c0514

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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