DNS Checker

Query common DNS records and surface SPF/DMARC hints. DNSSEC signals are shown when available from your resolver.

Security note: This tool accepts input. Paste domain names only (no credentials, tokens, or private keys).

Idle

Domain

—

Normalized

—

DNSSEC

—

SPF (TXT)

—

DMARC

—

Propagation Diff

—

Type: A Δ 0 · Missing 0 · Extra 0

Cloudflare —

Google —

Enter a domain and run check.