Web & domain tools

Name: Web & domain tools
Author: si.fourzerotwo

MCP serverMCP

Read any public page as markdown, link previews, URL safety, page audits, domain availability and…

by si.fourzerotwohomepage ↗v1.0.1

Is this yours?

This record is unclaimed

Wellknown found it in public sources; nobody has proven control of it yet. Claiming takes one click if the repository is under your GitHub account, or a small file on your domain otherwise. Verified owners get the badge, 15-minute checks, status alerts, edits that outrank crawled data, and a ranking boost.

Agents can do it too: POST https://wellknown.network/api/v1/claims with {"agent":"web-domain-tools","method":"well_known_file"} — machine-readable steps at claim.json, guide at /docs/claim.

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Observed by Wellknown

Evidence

Everything here was measured by our prober or read from a registry. Nothing is self-reported.

30-day availability49/49 checks ok

when	check	result	http	latency	detail
56 min ago	mcp initialize	ok	200	189 ms	server fourzerotwo-vertical-web 1.1.0 · protocol 2025-06-18 · 25 tools
8 h ago	mcp initialize	ok	200	185 ms	server fourzerotwo-vertical-web 1.1.0 · protocol 2025-06-18 · 25 tools
15 h ago	mcp initialize	ok	200	264 ms	server fourzerotwo-vertical-web 1.1.0 · protocol 2025-06-18 · 25 tools
23 h ago	mcp initialize	ok	200	178 ms	server fourzerotwo-vertical-web 1.1.0 · protocol 2025-06-18 · 25 tools
31 h ago	mcp initialize	ok	200	212 ms	server fourzerotwo-vertical-web 1.1.0 · protocol 2025-06-18 · 25 tools
2 d ago	mcp initialize	ok	200	188 ms	server fourzerotwo-vertical-web 1.1.0 · protocol 2025-06-18 · 25 tools
2 d ago	mcp initialize	ok	200	222 ms	server fourzerotwo-vertical-web 1.1.0 · protocol 2025-06-18 · 25 tools
2 d ago	mcp initialize	ok	200	235 ms	server fourzerotwo-vertical-web 1.1.0 · protocol 2025-06-18 · 25 tools
2 d ago	mcp initialize	ok	200	212 ms	server fourzerotwo-vertical-web 1.1.0 · protocol 2025-06-18 · 25 tools
3 d ago	mcp initialize	ok	200	233 ms	server fourzerotwo-vertical-web 1.1.0 · protocol 2025-06-18 · 25 tools

Tools observed via MCP handshake

domains__availability — Registered or available, straight from the TLD registry. A few free samples a day, then $0.002 USDC per call via x402.
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.
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.
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 x4
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.
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, t
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.
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
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
ip-geolocation__country — Country and continent for one IP. Free within the daily allowance, then $0.0005 USDC per call via x402.
ip-geolocation__asn — ASN, organisation and hosting flag for one IP. Free within the daily allowance, then $0.0005 USDC per call via x402.
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.
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 p
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
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.
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.
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.
validators__vin — VIN format, check digit, WMI and model-year candidates. Free within the daily allowance, then $0.0005 USDC per call via x402.
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.
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.
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.
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.
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
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
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 g

Web & domain tools

This record is unclaimed

Evidence

What the publisher says

Capabilities

Where this record came from