315 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
How many pages does a site declare? Counts URLs across sitemap.xml and any sitemap index (up to 5000 counted), reports sitemaps visited and newest lastmod. A fast estimate of site size. $0.01 per site.
Sitemap URL list: fetches sitemap.xml (or the URL you give), expands sitemap indexes up to two levels, and returns the page URLs (up to 500 shown), total count, sitemaps visited and lastmod range. Crawl planning and site...
Redirect audit for a domain: how http://, https://, www and apex variants each resolve, where they end, hop counts and status codes, and whether all four converge on a single canonical HTTPS URL. Catch split traffic and...
Title and description change detection: records a page's title and meta description on each call and tells you when either changes compared with your previous call (kept 90 days). Catch rebrands, hijacks and SEO edits. $...
Deterministic 101-domain Topological PageRank (UR 1-100), Core Web Vitals (LCP/CLS/TTFB), JSON-LD schema & WCAG 2.1 AA accessibility audit ($0.05 USDC on Base Mainnet).
101-Domain Silo Link Equity, Topological PageRank, /llms.txt AI-search readiness & white-label sandbox preview audit ($0.05 USDC on Base Mainnet).
Mobile LCP, Core Web Vitals, LocalBusiness/Organization JSON-LD schema check, and live side-by-side white-label preview scorecard ($0.05 USDC on Base Mainnet).
Publish a permanent, server-side rendered (SSR) contextual article with JSON-LD schema, DoFollow attribution, /llms.txt indexing & Ed25519 receipt across 93 canonical domains in 12 verticals ($1.00 USDC).
Publish a technical Cloud, Bare-Metal NVMe, DevOps, or AI Agent infrastructure article on WinWinHost.com with JSON-LD TechArticle schema, /llms.txt citation & Ed25519 receipt ($1.00 USDC).
Deterministic FinTech, B2B invoicing, and accounting domain SEO, Core Web Vitals, JSON-LD SoftwareApplication schema & WCAG 2.1 AA audit ($0.05 USDC on Base Mainnet).
robots.txt fetched and parsed: every user-agent group with its allow/disallow rules and crawl-delay, declared sitemaps, and whether the file exists at all. Understand a site's crawl policy before fetching it. $0.01 per s...
Heading structure audit: all H1-H6 with text, H1 count (should be one), skipped levels, empty headings, and the outline as a tree. Fix on-page SEO and accessibility structure. $0.01 per page.
hreflang map: every language and region alternate a page declares (link rel=alternate hreflang), the x-default, and consistency checks (self-reference present, duplicates). See which markets a site serves. $0.01 per page...
Structured data extractor: every JSON-LD block on a page parsed, with the schema.org types found (Organization, Product, Article, FAQPage, BreadcrumbList, LocalBusiness...), key fields (name, price, rating, author, date)...
Keyword and topic extraction from a page: the top 20 terms and top bigrams by frequency (stopwords removed), title and description for context. What is this page about, in one call. $0.01 per page.
Internal vs external link split for a page: counts and lists (up to 100 each) of same-site and outbound links with anchor text, nofollow/sponsored/ugc counts, and the top external domains. Link-profile and navigation ana...
Every meta tag on a page: name/property/http-equiv with content, plus title, charset, viewport, robots, canonical, language, and link rel tags (icons, alternates, preconnects). The complete <head> inventory for SEO and i...
Image inventory for a page: every image with resolved URL, alt text, declared width/height and lazy-loading, plus counts of missing or empty alt attributes (an accessibility and SEO issue). $0.01 per page.
Discover and parse a site's sitemap: pass a site root (found via robots.txt or /sitemap.xml) or a direct .xml. Returns URLs with lastmod/priority; handles <sitemapindex> (one level).
AI-search visibility (AEO) audit of a website for answer engines and agents. Fetches the target's own public surface and computes a composite visibility score 0-100 with a rating (poor, fair, good, excellent) across six...
Deterministic on-page technical-SEO audit of a single web page. Fetches the page (redirects + response headers) and runs 24 mechanical rules across six categories (indexability, title/meta, headings, structured data, ima...
Is a URL crawlable? Fetches the site's robots.txt and evaluates the given path for a specific user-agent (Googlebot, GPTBot, ClaudeBot, Bingbot or any token; default *), returning allowed/disallowed, the matching rule, t...
Website homepage metadata extraction: title, meta description, OpenGraph title/description/image/site name, language, favicon and viewport presence, HTTP status and final URL. Quick site profiling for directories, link p...
Broken link check: extracts the links on a page and HEAD-requests up to 30 of them (external first), reporting status per link and the list of broken (4xx/5xx/unreachable) ones. Content QA without a crawler. $0.01 per pa...