メニュー
Validates hreflang tags, multi-language configuration, regional targeting, and internationalisation best practices. Use when auditing sites with multiple languages, regions, or localised content.
Codex または Claude でインストール この Prompt をコピーして Codex、Claude、または他のアシスタントに貼り付けると、Skill ページを確認してインストールできます。
SOC 職業分類に基づく
| name | international-seo |
| description | Validates hreflang tags, multi-language configuration, regional targeting, and internationalisation best practices. Use when auditing sites with multiple languages, regions, or localised content. |
| license | MIT |
| metadata | {"author":"Muhammad Ahsan Iqbal (https://muhammadahsaniqbal.com)","linkedin":"https://www.linkedin.com/in/ahsan-iqbal-digitalmarketingexpert/","version":"1.0"} |
Audit the page for multi-language and regional targeting issues.
When to activate: Only relevant if the site serves multiple languages, regions, or has localised content. If a page is monolingual with no internationalisation signals, report ✅ PASS "No internationalisation issues (single-language site)".
Look for <link rel="alternate" hreflang="..."> in <head>:
| Check | Status |
|---|---|
| No hreflang tags on a multi-language site | ❌ FAIL "Add hreflang tags to indicate language/region variants" |
| Hreflang tags present | ✅ PASS — list all language-region codes found |
| Rule | Violation = |
|---|---|
| Self-referencing hreflang missing (page must include itself) | ❌ FAIL |
x-default fallback missing | ⚠️ WARN "Add hreflang=\"x-default\" for the default/fallback page" |
Invalid language code (must be ISO 639-1, e.g. en, fr, de) | ❌ FAIL |
Invalid region code (must be ISO 3166-1 alpha-2, e.g. en-US, fr-CA) | ⚠️ WARN |
| Hreflang URLs return 4xx or 5xx | ❌ FAIL "Hreflang points to broken URL" |
| Duplicate hreflang entries for same language-region | ⚠️ WARN |
| Check | Status |
|---|---|
<html lang="..."> missing | ❌ FAIL |
lang value doesn't match hreflang self-reference | ⚠️ WARN "Mismatch between html lang and hreflang" |
| Properly set | ✅ PASS |
<meta http-equiv="Content-Language" content="..."> → check if presentlang attribute → ⚠️ WARN if mismatchDetect URL pattern used:
| Pattern | Example | Assessment |
|---|---|---|
| Subdirectory | /en/, /fr/, /de/ | ✅ Recommended |
| Subdomain | en.example.com | ✅ Acceptable |
| ccTLD | example.fr, example.de | ✅ Strong geo-targeting |
| URL parameter | ?lang=en | ⚠️ WARN "Not recommended — search engines may ignore parameters" |
| Check | Status |
|---|---|
Page has lang="en" but content appears in another language | ⚠️ WARN "Language mismatch detected" |
<title> and <meta description> not translated (same across language variants) | ⚠️ WARN |
| Images with alt text not translated | ⚠️ WARN |
<meta name="geo.region">, <meta name="geo.placename">, <meta name="geo.position"> → ✅ PASS if present<link rel="canonical"> pointing to regional varianthreflang on some pages but not others → flag inconsistencydir="rtl" attribute on <html> or <body>Comprehensive SEO audit skill for Next.js and HTML pages. Covers on-page optimisation, JSON-LD schema validation, meta tags, Open Graph, semantic HTML, site speed, mobile responsiveness, and backlink analysis. Use when a user asks to audit, optimise, or fix SEO issues on a webpage or website.
Analyses outbound links for dofollow/nofollow strategy, domain diversity, anchor text quality, and sponsored/UGC attributes. Use when auditing link profiles or optimising outbound linking strategy.
Audits HTML patterns that affect Core Web Vitals (LCP, CLS, INP). Checks for layout shift causes, largest contentful paint blockers, and interaction responsiveness issues. Use when optimising page performance or fixing Google PageSpeed Insights warnings.
Validates title tags, meta descriptions, Open Graph tags, and Twitter Cards. Use when auditing or fixing meta data for search engine and social media optimisation. For canonical URLs and robots directives, see the technical-seo skill.
Validates viewport meta configuration, responsive design, font sizes, touch target sizes, and mobile-hostile patterns. Use when checking mobile-friendliness or fixing mobile rendering issues.
Validates heading hierarchy, keyword density and placement, and internal/external link structure. Use when auditing on-page SEO factors for an HTML page.