DNS and email security: check SPF, DKIM, DMARC, DNSSEC, DANE and build the records. 45 tools.

DNS and email security scanner with 81 MCP tools for SPF, DMARC, DNSSEC, SSL, and brand audits.

Busca convocatorias de subvenciones y ayudas públicas en España (BDNS, datos oficiales)

Read-only lookup of verified crypto wallet addresses for domains, .cns and ENS names.

380+ live data, validation and utility APIs in one MCP server: IP, DNS, email, FX, weather and more.

Official Porkbun MCP server: domains, DNS, SSL, hosting and Cloudflare via the Porkbun API.

WHOIS/RDAP, DNS, SSL, live subdomains with IPs, and SPF/DMARC/DKIM for any domain.

Mac networking for agents: per-app traffic, Wi-Fi, latency, DNS, why a host fails and keep-awake.

Full-stack GoHighLevel (GHL) MCP for funnels, client DNS/SSL, LeadShield spam blockers & snapshots.

Checks email deliverability: audits a domain's SPF (including the 10-lookup limit), DKIM, DMARC and MX records with ranked fixes, checks a sending IP's reverse DNS and blocklist listings, and tests email headers against Gmail and Yahoo bulk sender requirements.

Enables checking whether a crypto link is a phishing lookalike of a wallet, exchange or dapp by comparing it against official domains and flagging lookalike characters, typosquats, punycode and bait words, fully offline. An optional paid full check adds domain registration age, DNS, redirect tracing and a page scan for seed-phrase prompts and drainer code.

Custom domains for SaaS and AI agents: search, buy, connect DNS, verify ownership and issue HTTPS.

Cold email infrastructure: buy domains, create SMTP mailboxes, set DNS, run warming, read mail.

66 public tools: semantic search, queues, inboxes, webhooks, approvals, DNS, images, PDF and more.

Tailscale device, route, DNS, key, user, and ACL management over MCP and CLI.

20 domain recon tools for AI agents: DNS, SSL, headers, email, subdomains, lookalikes, changes.

Track domain expiry, DNS, SSL and email security across registrars, and explain what changed.

Agent-native web hosting — deploy sites, manage DNS, register domains, scale infrastructure

Free network diagnostic tools: IP info, DNS lookup, IPv6 check. No API key.

Enables Claude to operate a Hetzner estate end to end — Cloud servers, Cloudflare and Hetzner DNS, SSH hosts, and Coolify deployments, plus multi-step recipes — through 53 tools. Writes are dry-run until confirmed, protected servers refuse destructive calls, and every call is audited with secrets masked.

Enables AI agents to manage the entire Contabo API, including VPS/VDS instances, snapshots, images, object storage, private networks, firewalls, DNS, domains, secrets, users, and tags, through one tool per API operation.

Exposes an OSINT investigation toolkit to any MCP-compatible AI client, which can drive passive checks such as DNS, WHOIS/RDAP, breach, IP reputation, GitHub and news-geo lookups and chain findings across them. The server lists 20 tools by default (16 passive plus 4 graph and batch helpers) and 25 when active checks are explicitly allowed, running via uvx with no separate install.

Enables MCP-compatible AI clients to run passive OSINT investigation tools for domains, IPs, emails, usernames, breaches, DNS, WHOIS, and reputation checks through natural-language tool calls. It exposes 16 passive tools by default, plus graph and batch helpers, with additional active tools available when explicitly enabled.

Read the web (page text, DNS, WHOIS, TLS, uptime) + research (Wikipedia, arXiv, GitHub, packages).