IPv4 Addresses

TTL

Name Servers

TTL

Mail Servers

TTL

SOA Details

TTL
SOA Primary NS
6m
SOA Responsible
dns-master.sibs.pt
SOA Serial
1
SOA Times
Refresh 3h
Retry 1h
Expire 1d
Minimum TTL 1h

Certificate Authority Authorization

TTL

No CAA records were returned at this registrable domain name. With no CAA policy, any public certificate authority (CA) may issue TLS certificates for names under this zone unless a parent publishes CAA; add issue / issuewild / iodef records to restrict issuance.

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
6m
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.

DMARC RUF

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

DKIM

TTL
DKIM Selector k2
v=DKIM1 k=rsa
20m
Public Key
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOw...
DKIM Selector k3
v=DKIM1 k=rsa
20m
Public Key
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsYGiMSn7fsUq...
DKIM Selector selector1
v=DKIM1 k=rsa
20m
Public Key
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA46OStYjH84B1...
DKIM Selector selector2
v=DKIM1 k=rsa
20m
Public Key
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr/n3Q1ROXGJK...

SPF (Sender Policy Framework)

TTL
SPF SPFv1
Qualifier Mechanism Target / value Valid Details
+ Pass ip4
+ Pass ip4
+ Pass mx
+ Pass include
+ Pass include
+ Pass include
+ Pass include
- Fail all
20m

MTA-STS

TTL

This hostname does not publish an MTA-STS policy (no v=STSv1 TXT at _mta-sts.<name> and/or no policy at https://mta-sts.<name>/.well-known/mta-sts.txt).

Text Content

TTL
google-site-verification=XChAX_AlYTZBfySOX6prn4mBzbQWXJL312dS5bygTqg
20m
ms-domain-verification=a9759489-de59-4e59-88ec-987af8328105
20m
ms-domain-verification=b485766d-8c68-4113-955c-e006f846f567
20m
TXT
mtc=M2ZiMmVkNTMtMzVkOS00NjYxLTkwM2UtNjQ1MWE5MTYwNzA4
20m