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seo-subdomain

100 / 100 · Low risk

Fine to try.

By seranking/seo-skills (GitHub) · marketing · 208 stars · scanned at commit 98957b2

Subdomain ownership map for a domain. Lists subdomains, queries overview/keywords/competitors/backlinks per subdomain, surfaces which subdomains own which topic clusters, where there's fragmentation, and whether consolidation is warranted. Use when the user asks "subdomain analysis", "subdomain ownership", "subdomain SEO", "blog vs main domain", "support vs docs subdomain", or "should I consolidate subdomains".

Works with any agent that supports SKILL.md skills.

What this skill can do

We found nothing in the files we read that matches our rules. That does not prove the skill is safe: see the limits of static scanning.

Install

Paste this into your terminal. It downloads exactly the version we scanned, not whatever is newest.

if [ -e ~/.agents/skills/'seo-subdomain' ] || [ -L ~/.agents/skills/'seo-subdomain' ]; then echo 'A skill folder named seo-subdomain already exists — not replacing it' >&2; false; else d=$(mktemp -d) && git clone --quiet --filter=blob:none --no-checkout 'https://github.com/seranking/seo-skills' "$d" && git -C "$d" checkout --quiet '98957b2fb15bc3eefaf360533ee3a9600d55908e' -- 'skills/seo-subdomain' && mkdir -p ~/.agents/skills && cp -R "$d"/'skills/seo-subdomain' ~/.agents/skills/'seo-subdomain' && rm -rf "$d"; fi

Codex reads ~/.agents/skills directly. For Claude Code, Cursor, Copilot, Gemini CLI, Antigravity or OpenCode, also link it. For Claude Code: ln -s ~/.agents/skills/'seo-subdomain' ~/.claude/skills/'seo-subdomain' (other agents: ~/.cursor/skills, ~/.copilot/skills, ~/.gemini/skills, ~/.gemini/config/skills, ~/.config/opencode/skills). Or install through the finder skill, which does both.

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Score history

DateVersionScore
2026-11-0798957b2100