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https://social-plugins.line.me

SEO

· 7 checks — Canonical, meta, content depth, internal links, image SEO, and hreflang rolled into one auditable list.
SCORE
80
GRADE
B
FIX
1
REVIEW
0
PASS
5
INFO
1

Cross-tab audit — SEO, performance, crawlability, mobile, structured data

Checks
7
5 PASS 1 FIX
F
Content Depth
Action
186 words, Very Difficult
FIX
186 words, Very Difficult
Warning::
Page has 186 words — thin content
Most well-ranking pages have 300+ words of substantive content.
Info::
Text-to-HTML ratio is 3%
Very low ratio suggests heavy framework overhead or boilerplate.
Info::
Reading level: Very Difficult (grade 19)
Warning::
Thin content — only 186 words
Got: 186 words
186 words

Thin content

Reading level

Very Easy
Easy
Fairly Easy
Standard
Fairly Difficult
Difficult
Very Difficult

Grade 19

Text-to-HTML Ratio

3% text 97% HTML

1 KB / 44 KB

Most well-ranking pages have 300+ words of substantive content.

Why this matters

Thin content (<300 words) rarely ranks — Google quality guidelines explicitly call out thin pages.

Source: Google Search Quality Guidelines

Very low ratio suggests heavy framework overhead or boilerplate.

Why this matters

Informational: ratio of visible text bytes to total HTML bytes. Very low ratios suggest excessive markup overhead.

A
Canonical URL
Minor issues
PASS
Minor issues
Info::
Canonical tag present
Got: /en/
Warning::
Canonical does not match final URL (https://developers.line.biz/?r=/docs/line-social-plugins/)
Info::
Canonical points to a different domain
Canonical URL Problem
Page URL https://social-plugins.line.me Canonical /en/ Match Points to a different page
A
Meta Tags
Title: 15 chars
PASS
Title: 15 chars
Info::
Page title is set
Got: LINE Developers
Warning::
Title is only 15 characters — consider expanding
Title

"LINE Developers"

15 characters Too short
Robots: Indexable (no restrictions)
A+
Image SEO
4 images, 4 descriptive filenames
PASS
4 images, 4 descriptive filenames
Info::
All images have descriptive filenames
4 descriptive
0 hash-based
0 generic
4 total
All images have descriptive filenames and proper SEO attributes.

See Accessibility tab for detailed alt text quality analysis.

A+
Schema Markup Audit
Per-type completeness vs Schema.org requirements + rich-result eligibility
PASS

No structured data detected

Without JSON-LD or microdata, this page can't qualify for any of Google's rich result formats. Even basic Organization or WebSite schema is a quick win.

Hreflang
0 hreflang tags
INFO
0 hreflang tags

No hreflang tags detected.

Hreflang tags are only needed for multilingual or multi-regional sites.

All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.

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