Canonical Names

TTL

IPv4 Addresses

TTL

DMARC

TTL
DMARC Policy

Organizational policy (p): how receivers treat mail that fails aligned DMARC checks — none (monitor only), quarantine (often junk), or reject (block).

none quarantine reject
1m
DMARC Subdomain Policy

Subdomain policy (sp): when set, it applies to hostnames below this domain instead of p; if omitted, subdomains inherit the organizational policy.

none quarantine reject
DMARC Percentage

pct: share of mail that gets quarantine/reject; 100 = all failing messages (default).

100
DMARC RUA

Aggregate DMARC reports (ZIP/XML). Optional but recommended for visibility.

No aggregate report URIs (RUA).
DMARC RUF

Forensic (per-failure) reports. Often omitted for privacy or volume.

No forensic report URIs (RUF).

DKIM

TTL
DKIM Selector
google
1m
DKIM Version
DKIM1
DKIM Selector
google001
1m
DKIM Version
DKIM1
DKIM Selector
selector2
1m
DKIM Version
DKIM1
DKIM Selector
selector1
1m
DKIM Version
DKIM1
DKIM Selector
s2048
1m
DKIM Version
DKIM1
DKIM Selector
cm
1m
DKIM Version
DKIM1
DKIM Selector
s1024
1m
DKIM Version
DKIM1
DKIM Selector
default
1m
DKIM Version
DKIM1
DKIM Selector
dkim
1m
DKIM Version
DKIM1
DKIM Selector
mail
1m
DKIM Version
DKIM1
DKIM Selector
k1
1m
DKIM Version
DKIM1
DKIM Selector
k3
1m
DKIM Version
DKIM1
DKIM Selector
k2
1m
DKIM Version
DKIM1
DKIM Selector
s1
1m
DKIM Version
DKIM1
DKIM Selector
google002
1m
DKIM Version
DKIM1
DKIM Selector
s2
1m
DKIM Version
DKIM1
DKIM Selector
spop1024
1m
DKIM Version
DKIM1
DKIM Selector
pp
1m
DKIM Version
DKIM1
DKIM Selector
mandrill
1m
DKIM Version
DKIM1
DKIM Selector
smtp
1m
DKIM Version
DKIM1
DKIM Selector
spop2048
1m
DKIM Version
DKIM1