7
records
IPv4 Addresses
TTL
5m
5m
internal.keepsolid.com. 300 IN A 172.66.135.10 internal.keepsolid.com. 300 IN A 172.66.139.225
Mail Servers
TTL
5m
internal.keepsolid.com. 300 IN MX 10 mx.yandex.net.
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
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
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.
internal.keepsolid.com. 300 IN DMARC v=DMARC1; p=quarantine; sp=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100; ri=86400
DKIM
TTL
DKIM
Selector
mail
v=DKIM1
k=rsa
5m
Public Key
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC8kWYJwsMRgBNlVuXI...
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC8kWYJwsMRgBNlVuXIc4/aSB1Bi4vN+6VqsvP4aJVDVrWGxqzLsr2kkQ5oY+hqvLjw1p//En+Nphb3Z2jxwfuLtDz1B8bJT0GLQd8dTbYA9U1N7uDNeYv9BVoz7e/hggXOK7tIXwdoB+kRT+lryZ1IcOgkPxtdAg7jjg0MWUbbdwIDAQAB
internal.keepsolid.com. 300 IN DKIM v=DKIM1; k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC8kWYJwsMRgBNlVuXIc4/aSB1Bi4vN+6VqsvP4aJVDVrWGxqzLsr2kkQ5oY+hqvLjw1p//En+Nphb3Z2jxwfuLtDz1B8bJT0GLQd8dTbYA9U1N7uDNeYv9BVoz7e/hggXOK7tIXwdoB+kRT+lryZ1IcOgkPxtdAg7jjg0MWUbbdwIDAQAB
SPF (Sender Policy Framework)
TTL
SPF
SPFv1
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| Modifier | redirect |
|
5m
internal.keepsolid.com. 300 IN TXT "v=spf1 redirect=_spf.yandex.net"
DNSSEC Next Secure
TTL
NSEC
.internal.keepsolid.com ["TYPE65", "TYPE64", "TYPE61", "TYPE55", "TYPE53", "TYPE52", "NSEC", "RRSIG", "TYPE44", "TYPE37", "TYPE35", "SRV", "TYPE29", "AAAA", "TXT", "MX", "TYPE13", "A", "CAA", "TYPE256"]
20m
internal.keepsolid.com. 1200 IN NSEC .internal.keepsolid.com ["TYPE65", "TYPE64", "TYPE61", "TYPE55", "TYPE53", "TYPE52", "NSEC", "RRSIG", "TYPE44", "TYPE37", "TYPE35", "SRV", "TYPE29", "AAAA", "TXT", "MX", "TYPE13", "A", "CAA", "TYPE256"]