SEO check library

Technical SEO checks with the evidence needed to fix them.

Each guide explains what the finding proves, which evidence should survive grouping, where the likely repair belongs, and how to verify the exact fix.

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Complete evidence✦Explicit boundaries✦Verifiable outcomes
01

Not a list of universal alarms

Amplitera separates confirmed defects from recommendations and incomplete evaluations. The library follows the same rule concepts used in the workspace without publishing client crawl data.

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SEO check

Broken internal links

Find every source page and discovery context behind broken internal links, group shared causes, and verify that removed references are really gone.

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Redirect chains

Audit redirect chains with source context, complete hops, final outcomes, and root-cause grouping instead of a flat list of redirecting URLs.

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Canonical targets that redirect

Find canonical declarations that do not resolve directly to a successful final page, with response paths and source-page evidence.

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Missing reciprocal hreflang

See both sides of every missing hreflang return link, the target's actual declarations, and the exact reason reciprocity failed.

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Hreflang targets returning non-200

Find hreflang targets that redirect, fail, or resolve behind access controls, while preserving both sides of the language pair.

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Missing, empty, or hidden H1

Distinguish a truly missing H1 from empty markup, hidden variants, and localized template gaps with ordered heading evidence.

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Multiple visible H1 headings

Inspect every visible H1 in order with selector and component context instead of counting hidden responsive variants as duplicate headings.

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Duplicate page titles

Find repeated visible title text, preserve affected pages and language context, and separate true duplication from display-width guidance.

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Missing or derived meta descriptions

Separate truly missing meta descriptions from CMS excerpts, theme fallbacks, empty SEO fields, and derived visible copy.

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Duplicate meta descriptions

Group repeated meta descriptions across indexable pages and retain source, language, width, and CMS fallback evidence.

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Unparseable JSON-LD

Find syntactically invalid JSON-LD blocks before field-level schema checks, with exact page and discovery context.

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Invalid structured-data values

Find invalid dates, unresolved placeholders, and search-feature-specific schema values with exact node, field path, and root cause.

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Images missing intrinsic dimensions

Group missing width and height evidence by template, markup, content, or WordPress attachment while preserving every page and asset.

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Heavy referenced images

Trace heavy image assets and responsive variants to every live source page, then prioritize excess bytes across repeated delivery.

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Sitemap and indexability conflicts

Find genuine indexable pages missing from sitemaps and sitemap URLs excluded by redirects, noindex, errors, or canonical decisions.

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Transient and confirmed 5xx responses

Distinguish temporary server failures from confirmed 5xx pages using bounded retries, backoff, cache evidence, and post-crawl verification.

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Self-service SaaS

Connect a site and run the workflow yourself.

Get the full technical SEO toolkit on every plan. Choose the number of websites you need and use the same crawling, investigation, and verification workflow.

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