OID value: 0.9.2342.19200300.100.1.3
OID description:
rfc822Mailbox attribute type.
Used to represent the RFC822 style address used in the internet.
rfc822Mailbox ATTRIBUTE ::= {
    WITH SYNTAX Ia5String (SIZE (1..ub-rfc822-mailbox))
    EQUALITY MATCHING RULE caseIgnoreIa5Match
    SUBSTRINGS MATCHING RULE caseIgnoreIa5SubstringsMatch
    ID id-rfc822Mailbox
}
See also the OID Repository website reference for 0.9.2342.19200300.100.1.3