email

SMTP STARTTLS and certificate check

Connect to MX servers on SMTP port 25, verify STARTTLS support, TLS certificate trust, hostname match, expiry, and FCrDNS. Measured from the IntoDNS.ai server: a host that does not answer there has reachable=false and startTlsSupported=null (not measured), which is not evidence that it lacks STARTTLS.

get/email/smtp-tls

Request

  • Base URL: https://intodns.ai/api
  • URL: https://intodns.ai/api/email/smtp-tls
  • Auth: none required

Query parameters

domainstring required
Example:example.com

Domain to check

Response

SMTP STARTTLS analysis result

domainstring
checkedAtstring date-time
mxRecordsobject[]
serversobject[]
summaryobject
issuesstring[]

Changes

No recorded changes to this operation across all 1 revision of this API.