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https://www.substack.com

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
1
PASS
4
INFO
1

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

Checks
7
4 PASS 1 REVIEW 1 FIX
F
Content Depth
Action
286 words, Standard
FIX
286 words, Standard
Warning::
Page has 286 words — thin content
Most well-ranking pages have 300+ words of substantive content.
Info::
Text-to-HTML ratio is 1%
Very low ratio suggests heavy framework overhead or boilerplate.
Info::
Reading level: Standard (grade 7)
Warning::
Thin content — only 286 words
Got: 286 words
286 words

Thin content

Reading level

Very Easy
Easy
Fairly Easy
Standard
Fairly Difficult
Difficult
Very Difficult

Grade 7

Text-to-HTML Ratio

1% text 99% HTML

2 KB / 188 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.

B
Meta Tags
Missing title
REVIEW
Missing title
Critical::
No page title found
The <title> tag is the most important on-page SEO element.
Title

(not set)

0 characters
Robots: Indexable (no restrictions)

The <title> tag is the most important on-page SEO element.

Why this matters

No <title> tag means Google generates one automatically — usually badly — and SERP click-through plummets.

Learn more

The title tag is the single most important on-page SEO element AND the SERP headline users see. Without one, Google guesses from H1 / og:title / page text, often producing awkward truncations. Add a 50-60 character <title> with the page's primary keyword first.

Source: Google Search Central

A+
Canonical URL
Properly configured
PASS
Properly configured
Info::
Canonical tag present
Got: https://substack.com/
Info::
Canonical is self-referencing
Info::
Canonical matches final URL after redirects
Info::
Canonical target returns 200
Info::
Canonical points to a different domain
Canonical URL Configured
Page URL https://www.substack.com Canonical https://substack.com/ Match Self-referencing (correct) Target 200 ✓
A+
Image SEO
17 images, 17 descriptive filenames
PASS
17 images, 17 descriptive filenames
Info::
All images have descriptive filenames
17 descriptive
0 hash-based
0 generic
17 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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