Networks, devices, and sensors · GraphQL type

SMTP type

SMTP Service. The objective of the Simple Mail Transfer Protocol (SMTP) is to transfer mail reliably and efficiently. Refer to this RFC: RFC 5321 — Simple Mail Transfer Protocol

Fields

Field Name Description
banner - String! Banner returned by the SMTP server.
tlsSupport - Boolean! TLS Support
isOpenRelay - Boolean! Is Open Relay. True if server is improperly configured and allows an unauthenticated relay of email. False if did not accept a relaying.
tls - TLS Details of the TLS connection the server negotiated over STARTTLS, including the certificate chain it presented and whether that chain verifies. Null when no TLS handshake was observed.

Used by

  • ServiceReport union: The service specific data structure describing details of the specific type of service.

Example

Example

{
  "banner": "abc123",
  "tlsSupport": false,
  "isOpenRelay": true,
  "tls": TLS
}