isitdns
MCP serverEverything elseLets your agent check whether a website or domain's DNS is resolving and get an explanation of why.
Available today. Use it from your connected AI after setup.
No other account needed.
Add ahel to your AI once: Claude, ChatGPT, Cursor, Claude Code or Codex. Then ask it to use this.
Then ask your AI: use the dig tool from isitdns
About this server
Is it DNS? Audit a site or domain that isn't working: one call says if it resolves and why. No key.
Install isitdns
The server’s own address, for the clients that take one directly. Or connect ahel onceand every client you use reads it from one address, with the account kept on ahel rather than in each client’s config.
Claude Code
claude mcp add --transport http --scope user isitdns 'https://isitdns.net/mcp'Run it once in your project, then open /mcp to approve any sign-in the server asks for.
Claude Desktop
https://isitdns.net/mcpAdd a custom connector in Settings, paste this address, and approve the sign-in.
Cursor
cursor://anysphere.cursor-deeplink/mcp/install?name=isitdns&config=eyJ1cmwiOiJodHRwczovL2lzaXRkbnMubmV0L21jcCJ9Open the link and Cursor adds the server at that address.
ChatGPT
https://isitdns.net/mcpIn Settings, enable Developer mode, create an MCP app, and paste this address. Your plan and workspace must allow custom apps.
Codex
codex mcp add isitdns --url 'https://isitdns.net/mcp'Run it once, then sign in with codex mcp login isitdns if the server asks for an account.
Tools it offers (9)
What this server listed when ahel dialed its public endpoint in Sep 2026, with no key and no account of yours. The names are the server’s own.
digsweep_domaincheck_domaintraceresolver_statusresolver_historytop_domainsdns_eventsksk_board
ahel review
S5low
no public repository, nothing to review
Automated review, not a security audit. Ruleset v1.
Advanced
- Delivery
- isitdns MCP server → your ahel connector (mcp.ahel.ai) → your AI.
- Item type
- mcp-server
- Key
net-isitdns-isitdns- Hosted endpoint
https://isitdns.net/mcp