Checksmith Cats

Audits public ads.txt and app-ads.txt files for reachability, syntax, duplicate seller tuples, variables, and scanner-visible drift.

Builds multi-client observed snapshots and change labels from bounded public-site signal checks.

Tracks changes in public robots.txt, noindex, sitemap, and llms.txt signals against a stored baseline. Public crawler-facing signals only.

Inventories public crawler policy, structured data, canonical, hreflang, and site-trust signals without claiming to measure AI citations or rankings.

Scheduled scraper ran successfully, but did the output quietly change? Compare the current dataset shape with the latest baseline for count, field, missing-rate, and type-distribution drift.

Reports public RDAP, TLS certificate, MTA-STS, DMARC RUA, and security.txt deadline signals for bare domains.

Inspects public Event and LocalBusiness pages for JSON-LD completeness, format, duplicate-conflict, and visible-page consistency signals. Public pages only.

Flags JobPosting structured-data completeness, expiry, visible-page consistency, and apply-link reachability on public job detail pages. No login or account access.

Tracks public JobPosting expiry, required-field, and item-set drift against a compact latest baseline. Public listings only.

Creates llms.txt and robots.txt snippets from submitted resources and validates their basic shape before the user publishes any files.

Samples local-business scraper output for NAP completeness, duplicate clusters, phone and website signals, and sampled website reachability.

Before refreshing a product feed, sample public product pages and compare observable price, stock, image, and structured-data signals against feed rows.

Compares public product feed fields, product links, image links, and static landing-page price/availability signals for Meta catalog preparation.

Parses public AASA and assetlinks.json files for reachability, syntax, redirect, content-type, and expected identifier match signals.

Examines public podcast RSS feeds for channel, episode enclosure, GUID, date, and duplicate signals. Public feeds only.

Records scanner-visible drift for public policy-like pages, selected well-known files, and compact page fingerprints.

Tracks detectable price and stock drift between a public product feed, live product pages, and the previous run. Reads only public URLs.

A quick QA pass for scraper output before client handoff, CRM import, or scheduled pipeline use. Checks sampled rows for field gaps, duplicates, type shifts, and sensitive-pattern counts.

Bulk-check public URLs for scanner-visible HTTP response header signals before launch, migration, or template changes.

Check submitted old-to-new URL mappings before or after a site migration. Reports redirect status, final URL, chain length, loops, missing redirects, and target mismatches.

Finds Open Graph and common social-preview meta-tag issues in static public HTML. Static pages only.

Cross-check public robots.txt, sitemap, noindex, llms.txt, policy links, and contact signals from a storefront URL. Reads only public URLs; no account access.

Check public URLs for JSON-LD type presence, missing fields, format issues, and selected visible-page consistency signals.

Watches official Google Search Central structured-data docs and updates for change signals affecting selected schema.org types.