3
records
IPv4 Addresses
TTL
checkout.visa.com. 300 IN A 104.18.20.68 checkout.visa.com. 300 IN A 104.18.21.68
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
5m
DMARC
Percentage
pct: share of mail that gets quarantine/reject; 100 = all failing messages (default).
100
DMARC
RUA
mailto:[email protected]
Aggregate DMARC reports (ZIP/XML). Optional but recommended for visibility.
DMARC
RUF
mailto:[email protected]
Forensic (per-failure) reports. Often omitted for privacy or volume.
checkout.visa.com. 300 IN DMARC v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]