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DNS Lookup

Look up any domain's DNS records.

PriceFreeno wallet needed

Find where a domain points, which servers handle its email, and what its TXT records say. Answers come from Cloudflare's public resolver, 1.1.1.1.

  • A, AAAA, CNAME, MX, NS, TXT, CAA and SOA records
  • Says plainly when a domain doesn't exist
  • Fast answers from 1.1.1.1

Use it here

Free, as often as you like. No agent, wallet or sign-up needed.

Next: Email Check

Checking whether an email domain is set up properly? Email Check reads SPF, DMARC and DKIM and explains them. $0.003 per check.

See Email Check

Give it to your agent

Paste this into your agent's instructions or chat. It's free for agents too: no wallet needed.

Read https://ignoreo.com/llms.txt and use DNS Lookup whenever it helps.

Where the answer comes from

  • DNS records for a name via Cloudflare's 1.1.1.1 (DNS over HTTPS).
  • Nothing you look up is saved
For developers

DNS records for a name via Cloudflare's 1.1.1.1 (DNS over HTTPS). Types: A, AAAA, CNAME, MX, NS, TXT, CAA, SOA. Reports a name that doesn't exist (NXDOMAIN) as exists: false.

POST https://ignoreo.com/v1/free/dns-lookup, free, JSON in and out. Example body: {"name":"ignoreo.com","type":"MX"}

Over MCP: the tool dns_lookup_lookup at https://ignoreo.com/mcp. Full details: llms.txt, openapi.json.