7
records
IPv4 Addresses
TTL
dnscontroller.numadns.com. 1199 IN A 178.128.233.13
Name Servers
TTL
NS
—
20m
NS
—
20m
dnscontroller.numadns.com. 1200 IN NS dns02.numadns.com. dnscontroller.numadns.com. 1200 IN NS ns1.numadns.com.
SOA Details
TTL
20m
SOA
Responsible
root.numa-dns01.numands.com
SOA
Serial
2026081907
SOA
Times
Refresh
1h
Retry
10m
Expire
14d
Minimum TTL
1h
dnscontroller.numadns.com. 1200 IN SOA numa-dns01.numands.com. root.numa-dns01.numands.com. 2026081907 3600 600 1209600 3600
Certificate Authority Authorization
TTL
20m
dnscontroller.numadns.com. 1200 IN CAA 0 issuewild "letsencrypt.org"
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
20m
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.
dnscontroller.numadns.com. 1200 IN DMARC v=DMARC1; p=reject; pct=100; ruf=mailto:[email protected]; rua=mailto:[email protected]
SPF (Sender Policy Framework)
TTL
SPF
SPFv1
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | a |
—
|
|
|
| + Pass | mx |
—
|
|
|
| + Pass | a |
|
||
| + Pass | ip4 |
|
||
| ? Neutral | all |
—
|
|
20m
dnscontroller.numadns.com. 1200 IN TXT "v=spf1 a mx a:dnscontroller.numadns.com ip4:178.128.233.13 ?all"