DKIM public key for selector "smtp" of a domain: looks up smtp._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the smtp selector will verify. $0.01 per lookup.

DKIM public key for selector "hs2" of a domain: looks up hs2._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the hs2 selector will verify. $0.01 per lookup.

DKIM public key for selector "fm3" of a domain: looks up fm3._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the fm3 selector will verify. $0.01 per lookup.

DKIM public key for selector "fm2" of a domain: looks up fm2._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the fm2 selector will verify. $0.01 per lookup.

DKIM public key for selector "mx" of a domain: looks up mx._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the mx selector will verify. $0.01 per lookup.

DKIM public key for selector "mandrill" of a domain: looks up mandrill._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the mandrill selector will verify. $0.01 per lookup.

DKIM public key for selector "mailgun" of a domain: looks up mailgun._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the mailgun selector will verify. $0.01 per lookup.

DKIM public key for selector "fm1" of a domain: looks up fm1._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the fm1 selector will verify. $0.01 per lookup.

DKIM public key for selector "protonmail3" of a domain: looks up protonmail3._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the protonmail3 selector will verify. $0.01 per lookup.

DKIM public key for selector "mailo" of a domain: looks up mailo._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the mailo selector will verify. $0.01 per lookup.

DKIM public key for selector "protonmail2" of a domain: looks up protonmail2._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the protonmail2 selector will verify. $0.01 per lookup.

DKIM public key for selector "pic" of a domain: looks up pic._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the pic selector will verify. $0.01 per lookup.

DKIM public key for selector "protonmail" of a domain: looks up protonmail._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the protonmail selector will verify. $0.01 per lookup.

DKIM public key for selector "zoho" of a domain: looks up zoho._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the zoho selector will verify. $0.01 per lookup.

DKIM public key for selector "smtpapi" of a domain: looks up smtpapi._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the smtpapi selector will verify. $0.01 per lookup.

DKIM public key for selector "sg" of a domain: looks up sg._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the sg selector will verify. $0.01 per lookup.

DKIM public key for selector "amazonses" of a domain: looks up amazonses._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the amazonses selector will verify. $0.01 per lookup.

DKIM public key for selector "ses" of a domain: looks up ses._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mail signed with the ses selector will verify. $0.01 per lookup.

TXT record of _domainkey.<domain>: looks up the _domainkey host under the domain you give (TXT via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like _domainkey without enumerating subdomains. $0.01 per lookup.

AAAA record of sandbox.<domain>: looks up the sandbox host under the domain you give (AAAA via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like sandbox without enumerating subdomains. $0.01 per lookup.