International SEO QA

HTML Lang Attribute Checker

วาง head หรือ HTML ทั้งหน้าเพื่อตรวจว่าสัญญาณภาษา html lang, Open Graph locale และ hreflang สอดคล้องกันก่อนเผยแพร่

No HTML59/100

HTML lang-

og:locale-

Hreflang links0

Issues3

HTML language signals

วาง HTML ทั้งหน้า หรือส่วน head เครื่องมือจะอ่าน html lang, Open Graph locale และ alternate hreflang links

Issue groups

HTML language1

Open Graph locale1

Hreflang alternates1

Language signals

HTML lang-

og:locale-

OG alternates-

Language signal issues

Critical · HTML language

The html element is missing a lang attribute.

lang

Warning · Open Graph locale

og:locale is missing, so social crawlers may infer the wrong locale.

og:locale

Warning · Hreflang alternates

No hreflang alternate links were found for this localized page.

hreflang

Hreflang inventory

No hreflang links found yet.

Report preview

# HTML Lang Attribute Audit

- Score: 59/100
- Classification: empty
- HTML lang: missing
- og:locale: missing
- Hreflang links: 0

## Issues
- [critical] HTML language: The html element is missing a lang attribute. (lang)
- [warning] Open Graph locale: og:locale is missing, so social crawlers may infer the wrong locale. (og:locale)
- [warning] Hreflang alternates: No hreflang alternate links were found for this localized page. (hreflang)