Official MCP RegistryListed
Web & domain tools
Read any public page as markdown, link previews, URL safety, page audits, domain availability and…
First seen 11 Oct 2026. Evidence as of 11 Oct 2026.
25
Tools
From an anonymous probe
1
Source listings
Each with its own history
1
Recorded changes
Since first seen
Tools
| Tool | Description | Behaviour |
|---|---|---|
| domains__abuse-contacts | Everyone to send an abuse or takedown report to for a site: platform agent, hosting network (+ abuse email, CDN flag) and registrar. A few free samples a day, then $0.005 USDC per call via x402. | Read-only |
| domains__availability | Registered or available, straight from the TLD registry. A few free samples a day, then $0.002 USDC per call via x402. | Read-only |
| domains__dmca-agent | Published DMCA / abuse contact (email or form) for a major platform, host, CDN or registrar. A few free samples a day, then $0.002 USDC per call via x402. | Read-only |
| domains__dns | A, AAAA, MX, NS, TXT, CNAME and CAA records (or one type). A few free samples a day, then $0.001 USDC per call via x402. | Read-only |
| domains__email-auth | MX, SPF and DMARC for a domain, the mail provider, issues found and a grade. A few free samples a day, then $0.003 USDC per call via x402. | Read-only |
| domains__facts | Registrar, created, expiry, age, status codes, nameservers and DNSSEC. A few free samples a day, then $0.002 USDC per call via x402. | Read-only |
| domains__ideas | Rule-based domain candidates for a keyword: exact, stopword-free, hyphenated, prefixed and suffixed, across chosen TLDs, with a trademark flag. Free within the daily allowance, then $0.002 USDC per call via x402. | Read-only |
| domains__ip-owner | Network, organisation, range, country and abuse email for an IP, from the regional internet registry. A few free samples a day, then $0.002 USDC per call via x402. | Read-only |
| ip-geolocation__asn | ASN, organisation and hosting flag for one IP. Free within the daily allowance, then $0.0005 USDC per call via x402. | Read-only |
| ip-geolocation__batch | Full lookup for up to 100 IPs in one call. A few free samples a day, then $0.02 USDC per call via x402. | Read-only |
| ip-geolocation__country | Country and continent for one IP. Free within the daily allowance, then $0.0005 USDC per call via x402. | Read-only |
| ip-geolocation__lookup | Country, continent, EU membership, network block, ASN, organisation and hosting flag for one IP. Free within the daily allowance, then $0.001 USDC per call via x402. | Read-only |
| seo__keyword-intent | Classify a search keyword as transactional, commercial, navigational or informational. A few free samples a day, then $0.0005 USDC per call via x402. | Read-only |
| seo__links | Internal and external links on a page with anchor text and nofollow flags. A few free samples a day, then $0.003 USDC per call via x402. | Read-only |
| seo__page-audit | Title, meta, H1, canonical, noindex, hreflang, structured data, OG tags, word count, links, alt text, issues and a score. A few free samples a day, then $0.005 USDC per call via x402. | Read-only |
| seo__robots-check | Whether a crawler (Googlebot, GPTBot, ClaudeBot…) may fetch a URL, the rule that decided it, and declared sitemaps. A few free samples a day, then $0.002 USDC per call via x402. | Read-only |
| validators__email | Email syntax, whether the domain accepts mail, disposable and role-account flags. Free within the daily allowance, then $0.001 USDC per call via x402. | Read-only |
| validators__iban | IBAN mod-97 checksum and country length; UK sort code extracted. Free within the daily allowance, then $0.0005 USDC per call via x402. | Read-only |
| validators__imei | Validate an IMEI (length + Luhn) and split TAC, serial and check digit. Free within the daily allowance, then $0.0005 USDC per call via x402. | Read-only |
| validators__uk-phone | Classify a UK number (mobile, landline, freephone, premium…) and format as E.164. Free within the daily allowance, then $0.0005 USDC per call via x402. | Read-only |
| validators__uk-postcode | Validate and normalise UK postcode format; split outward/inward codes. Free within the daily allowance, then $0.0005 USDC per call via x402. | Read-only |
| validators__vin | VIN format, check digit, WMI and model-year candidates. Free within the daily allowance, then $0.0005 USDC per call via x402. | Read-only |
| web__read | Main content of a public web page as clean markdown, with title, byline, published date, canonical URL, language, word count and links. A few free samples a day, then $0.003 USDC per call via x402. | Read-only |
| web__unfurl | Open Graph and Twitter card data, favicon, theme colour, JSON-LD types, RSS/Atom feeds and sitemaps for a URL. Free within the daily allowance, then $0.002 USDC per call via x402. | Read-only |
| web__url-safety | Warning signs for a URL: redirect chain and final destination, TLS certificate, domain age, punycode and brand-lookalike tricks, bare IPs, and security-header grade. Free within the daily allowance, then $0.003 USDC per call via x402. | Read-only |
Change history
- Listed (registry)
| Source | Listing | First seen | Last seen | Versions |
|---|---|---|---|---|
| Official MCP Registry | si.fourzerotwo/web | 11 Oct 2026 | 11 Oct 2026 | 1 |