DomainKeys Identified Mail (DKIM) Parameters

Created

  • 2007-03-08

Last Updated

  • 2018-07-06

Available Formats

DKIM Signature Tag Specifications

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 6376: DomainKeys Identified Mail (DKIM) Signatures

Available Formats

Type Reference Status
v RFC 6376 active
a RFC 6376 active
b RFC 6376 active
bh RFC 6376 active
c RFC 6376 active
d RFC 6376 active
h RFC 6376 active
i RFC 6376 active
l RFC 6376 active
q RFC 6376 active
s RFC 6376 active
t RFC 6376 active
x RFC 6376 active
z RFC 6376 active
atps RFC 6541 active
atpsh RFC 6541 active
r RFC 6651 active

DKIM-Signature Query Method

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 6376: DomainKeys Identified Mail (DKIM) Signatures

Available Formats

Type Option Reference Status
dns txt RFC 6376 active

DKIM-Signature Canonicalization Header

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 6376: DomainKeys Identified Mail (DKIM) Signatures

Available Formats

Type Reference Status
simple RFC 6376 active
relaxed RFC 6376 active

DKIM-Signature Canonicalization Body

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 6376: DomainKeys Identified Mail (DKIM) Signatures

Available Formats

Type Reference Status
simple RFC 6376 active
relaxed RFC 6376 active

_domainkey DNS TXT Record Tag Specifications

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 6376: DomainKeys Identified Mail (DKIM) Signatures

Available Formats

Type Reference Status
v RFC 6376 active
g RFC 4871 historic
h RFC 6376 active
k RFC 6376 active
n RFC 6376 active
p RFC 6376 active
s RFC 6376 active
t RFC 6376 active

DKIM Key Type

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 6376: DomainKeys Identified Mail (DKIM) Signatures

Available Formats

Type Reference Status
rsa RFC 8017 active
ed25519 RFC 8032 active

DKIM Hash Algorithms

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 6376: DomainKeys Identified Mail (DKIM) Signatures

Available Formats

Type Reference Status
sha1 RFC 6376; RFC 8301 historic
sha256 FIPS-180-3-2008 active

DKIM Service Types

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 6376: DomainKeys Identified Mail (DKIM) Signatures

Available Formats

Type Reference Status
email RFC 6376 active
* RFC 6376 active

DKIM Selector Flags

Registration Procedure(s)

  • IETF Review

Reference

  • RFC 6376: DomainKeys Identified Mail (DKIM) Signatures

Available Formats

Type Reference Status
y RFC 6376 active
s RFC 6376 active

Authorized Third-Party Signature (ATPS) Tag Registry

Registration Procedure(s)

  • Specification Required

Expert(s)

  • Unassigned

Reference

  • RFC 6541: DomainKeys Identified Mail (DKIM) Authorized Third-Party Signatures

Available Formats

Tag Reference Status
d RFC 6541 active
v RFC 6541 active

DKIM Reporting Tag Registry

Registration Procedure(s)

  • Specification Required

Expert(s)

  • Unassigned

Reference

  • RFC 6651: Extensions to DomainKeys Identified Mail (DKIM) for Failure Reporting

Available Formats

Tag Reference Status
ra RFC 6651 active
rp RFC 6651 active
rr RFC 6651 active
rs RFC 6651 active