IPv4 Addresses

TTL

Name Servers

TTL

Mail Servers

TTL
10m

SOA Details

TTL
SOA Primary NS
20m
SOA Responsible
support.gcore.com
SOA Serial
1712750851
SOA Times
Refresh 1h
Retry 1s
Expire 1s
Minimum TTL 26m

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
10m
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 default
v=DKIM1 k=rsa
10m
Public Key
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnhxc6Hv1C+W2...

SPF (Sender Policy Framework)

TTL
SPF SPFv1
Qualifier Mechanism Target / value Valid Details
+ Pass mx
+ Pass a
+ Pass ip4
+ Pass ip4
+ Pass ip4
+ Pass a
~ Softfail all
10m