Findings reference

Every finding code ProbeKit can report, grouped by topic, with what it means, why it matters and what to do about it.

Check (3)

Warning CHECK_DEADLINE_EXCEEDED The check did not finish within its time limit.
Warning CHECK_INTERNAL_ERROR The check failed because of an internal error.
Warning CHECK_QUERY_BUDGET_EXCEEDED The check stopped after reaching its DNS query limit.

Error DNS_DOMAIN_NOT_FOUND The DNS resolver reported that the domain does not exist.
Warning DNS_RESOLVER_FAILURE The DNS resolver returned a server failure.
Warning DNS_RESOLVER_TIMEOUT The DNS resolver did not answer in time.

Error SPF_INCLUDE_LOOP The SPF chain returns to a domain it already evaluated.
Error SPF_INCLUDE_NOT_FOUND An included or redirected domain has no SPF record.
Info SPF_MACRO_NOT_EVALUATED An SPF record contains macros that were not evaluated.
Error SPF_MULTIPLE_RECORDS More than one SPF record was found for a name in the SPF chain.
Warning SPF_NEUTRAL_ALL The SPF policy ends with ?all.
Warning SPF_NOT_FOUND No SPF record was found for the domain.
Warning SPF_NO_ALL The SPF record has no all mechanism and no redirect.
Error SPF_PASS_ALL The SPF policy ends with +all.
Warning SPF_PTR_MECHANISM An SPF record uses the ptr mechanism.
Info SPF_SOFTFAIL_ALL The SPF policy ends with softfail (~all).
Error SPF_SYNTAX_ERROR An SPF record contains a term that cannot be parsed.
Error SPF_TOO_MANY_LOOKUPS The SPF record needs more than 10 DNS lookups.
Error SPF_TOO_MANY_VOID_LOOKUPS More than two SPF lookups returned no data.

Info DMARC_INHERITED The DMARC policy comes from the organisational domain.
Error DMARC_INVALID_POLICY The DMARC record has a missing or invalid p tag.
Error DMARC_MULTIPLE_RECORDS More than one DMARC record was found.
Warning DMARC_NOT_FOUND No DMARC record was found for the domain or its organisational domain.
Info DMARC_NO_RUA The DMARC record has no aggregate report address (rua).
Info DMARC_PARTIAL_PCT The DMARC policy applies to only part of the failing mail (pct below 100).
Info DMARC_POLICY_NONE The DMARC policy is p=none (monitoring only).
Error DMARC_SYNTAX_ERROR The DMARC record contains a tag that cannot be parsed or has an invalid value.
Info DMARC_UNKNOWN_TAG The DMARC record contains tags that are not defined.
Info DMARC_UNSUPPORTED_REPORT_URI A DMARC report address uses a scheme other than mailto.

Error DKIM_INVALID_KEY The DKIM public key is not valid base64.
Warning DKIM_KEY_REVOKED The DKIM key for this selector is revoked (empty p tag).
Error DKIM_MULTIPLE_RECORDS More than one DKIM record was found for the selector.
Warning DKIM_NOT_FOUND No DKIM key was found for the given selector.
Error DKIM_SYNTAX_ERROR The DKIM record contains a tag that cannot be parsed or has an invalid value.
Info DKIM_TESTING_MODE The DKIM record is in testing mode (t=y).
Warning DKIM_WEAK_KEY The RSA key is shorter than 1024 bits.

Warning MX_NOT_FOUND The domain has no MX records.
Info MX_NULL The domain publishes a null MX and does not accept mail.
Error MX_NULL_WITH_OTHERS A null MX is published together with other MX records.
Error MX_TARGET_IS_IP An MX record points to an IP address instead of a host name.
Error MX_TARGET_UNRESOLVABLE An MX host has no A or AAAA records.