IPv4 Addresses

TTL

Name Servers

TTL

Mail Servers

TTL
9m
9m

SOA Details

TTL
SOA Primary NS
20m
SOA Responsible
admin.websupport.cz
SOA Serial
1787861228
SOA Times
Refresh 2h
Retry 34m
Expire 12d
Minimum TTL 42m

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
10m
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

No DKIM TXT with `v=DKIM1` was returned for the selector names we probe automatically.

SPF (Sender Policy Framework)

TTL
SPF SPFv1
Qualifier Mechanism Target / value Valid Details
+ Pass a
+ Pass mx
+ Pass include
- Fail all
9m

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=F1ygWRrLa9FOfDwuKx8IY_MNh6SI1ytzuKTGFT7jRs0
9m
TXT
hosting-site=planet-builder-2fdea
9m

DNSSEC Public Keys

TTL
DNSKEY
257 3 13 EPPNJczKiOQiYYC2bKVUc/nsaX2Z072+Rx5fGalTzuc0wX4usS4Qh9v0BmbdrLJi6nxoz9kttlMpkSKHMsWlQQ==
20m
DNSKEY
256 3 13 n8Y+iCU05buFBiCFuM1HX1S63pso5me7f4py/wRCcRTHT6iKoNgOSB1L2FU94xbmRIlQ+tL1LZQ5IDz1cF3OEA==
20m

Delegation Signer

TTL
DS
25459 13 2 668188972B45580F1D6B0AB7812D08560F679085AE1CC7031B3596FE8BE1DF19
20m