"browser tool" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Find lookalike domains of a brand's website: typos, swapped letters, look-alike characters, added words and other TLDs. Shows which of them resolve in DNS and what their front page shows. One read-only tool, no sign-up. Registry name: com.openbait/lookalike-domains. Web version: https://openbait.com/tools/typosquat-check
Free email deliverability tools: SPF, DKIM, DMARC, blacklist and header checks, cold email scoring.
Free, no-API-key network lookups for AI agents — IP geolocation, DNS, WHOIS, HTTP and SSL/TLS certificate checks, and full domain health reports.
30-day x402 history, calendar, DNS, RDAP, LEI, URLs, scraping, text, VAT, QR. Pay-per-call USDC.
WHOIS/RDAP lookup, IP geolocation and Punycode conversion. 1400+ TLDs incl. IDN. No API key.
Domain security reconnaissance tools for AI agents via Model Context Protocol. 13 security tools — DNS, SSL, HTTP headers, email auth, port scan, propagation, reverse DNS, ASN/BGP, RDAP/WHOIS, subnet calc, and comprehensive security scan — callable from Claude Desktop and any MCP-compatible AI agent. Part of DechoNet. Every tool here is also a free web tool at dechonet.com — no sign-up, no API key — backed by error-fix guides. This package brings the same checks to AI agents.
Free read-only tools for agents: agent-readiness audit, TLS/DNS/header checks, MCP search, utils.
24 free tools: IP/VPN lookup, WHOIS, DNS, SPF/DMARC, site up/down, redirects, time zones. No key.
Free, no login: verify an email address, check SPF/DKIM/DMARC, explain SMTP errors, build SPF/DMARC.
Indexability, robots.txt, sitemap, TLS, domain expiry and Googlebot-vs-browser checks. No account.
DNS, WHOIS, SSL, IP geolocation, email validation, DNSBL blacklist, HTTP headers, subnet calc.
Public DNS, mail, TLS, and web diagnostics plus Looking Glass probes via remote MCP.
Free web lookups; PDF to Markdown, audio transcripts, screenshots, WHOIS/DNS paid per call via x402.
Tor address validation and retrieval fixtures, with disclosed research logging.
DMARC/SPF/DKIM/MX checks, email score, 100-domain bulk score, webhook watch alerts (x402 USDC).
Read any public page as markdown, link previews, URL safety, page audits, domain availability and…
Email deliverability checks: SPF, DKIM, DMARC, BIMI, MTA-STS, blacklists, headers, spam words
Pay-per-call web extract, DNS/WHOIS/IP lookup, PDF/RSS/sitemap tools. x402 USDC on Base/Algorand.
Inspect XLSX/XLSM workbooks, validate email, generate SVG QR codes, and look up domain DNS and TLS.
Validate Baiduspider IP addresses. Remote MCP validate_ip tool.
