"How to Use or Manage Knowledge Base in Feishu" matching MCP connectors:

Free anonymous website, DNS, email and TLS checks, plus read-only access to your monitors.

Custom domains API for SaaS: connect, verify, and manage customer domains, SSL, and DNS

DNS, WHOIS/RDAP, DMARC/SPF, LEI, sitemap, web extract, VAT, QR. Paid per call in USDC, no signup.

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

Read devices, users, keys, ACLs and DNS for a tailnet; manage devices, routes and auth keys.

Internet identity for AI agents: register or broker domains, email, DNS - pay by card or USDC.

Validate whether an IP address belongs to Bingbot. Remote MCP server exposing a validate_ip tool.

Validate whether an IP address belongs to Applebot. Remote MCP server exposing a validate_ip tool.

Validate whether an IP address belongs to Googlebot. Remote MCP server exposing a validate_ip tool.

Scan the open TCP ports of your own public IP. Fast (32) or deep (65535). No key, no signup.

Site crawl + tech stack + DNS + SSL + WHOIS — five web-intel layers in one MCP.

Buy & manage domains from any AI chat: availability, register, DNS, email forwarding, AI bot stats.

Domain registration for AI agents via Stripe or x402 crypto with Cloudflare DNS.

Manage hosts, redirects, SSL, and traffic analytics from Claude and other AI assistants. Docs: https://www.redirectboss.com/mcp

The internet's largest queryable infrastructure graph — 7.39 billion nodes, 39 billion edges, 5.6 million threat-intelligence relationships. Pivot from any IP, domain, or ASN across DNS, BGP, WHOIS, GeoIP, and threat intel in a single Cypher query. Most threat-intel and OSINT APIs are point lookups: you ask about one indicator, you get one record. Investigations don't work that way — you start from one suspicious domain and need to trace its hosting, its sibling domains, its registrar, its email

Validate whether an IP address belongs to YandexBot. Remote MCP server exposing a validate_ip tool.

Domains, DNS, DNSSEC and hosting at regfish; diagnose any domain; OAuth or API key.

Live demo of Frisian-MCP, a Django/DRF package that exposes ViewSets as MCP tools through grouped dispatchers — ~1,800 endpoints collapsed into ~16 tools, with DRF permission classes enforced in-process before ORM access. Connect to try the dispatcher pattern against a realistic network-automation surface.

Free *.pntr.dev dev subdomains — register subdomains, manage DNS and wildcard records, receive email on disposable inboxes, and capture HTTP requests for webhook debugging. OAuth sign-in; free tier.

Enables monitoring and management of Ruckus Unleashed WiFi controllers, including APs, clients, WLANs, and system events. MCP server for Ruckus Unleashed (tested on R500/R600, built-in Embedthis-Appweb web server). Uses aioruckus to talk to the controller's AJAX API.