hostcreators.sk

01Overview 02DNS 03WHOIS 04Subdomains 05Email 06TLS

Checking SPF, DKIM, and DMARC

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Tools

DNS Lookup
WHOIS Lookup
RDAP Lookup
Subdomain Finder
Email Security Check
SSL and TLS Certificate Checker

digga is open source under AGPL 3.0.

GitHub

Checking SPF, DKIM, and DMARC

Email authentication

Email authentication is well configured.

6Pass
0Warning
0Fail
0Not set

SPF

Pass

Authorizes which servers may send mail for the domain

SPF is published and within limits.

Policy: -all
DNS lookups: 3 / 10

Ends in -all (hardfail): unauthorized senders are rejected.
Uses 3 of 10 allowed DNS lookups.

v=spf1 ip4:193.163.77.0/24 ip4:185.208.201.0/24 ip4:46.229.238.128/27 ip4:93.184.72.16/28 ip4:81.89.56.96/27 ip4:77.78.104.121/32 ip4:217.61.3.26/32 ip4:46.229.231.1/26 ip4:207.180.250.239 ip4:81.89.48.174 ip4:81.89.48.82 ip4:81.89.48.76 ip6:2a10:9c80::/29 ip6:2a01:390:dc4:1469::/64 ip6:2a03:a140:10:271a::/64 include:gransy.com -all

DKIM

Pass

Cryptographically signs outgoing mail (best-effort selector probe)

DKIM key published for 1 known selector.

Selectors: default

Found a DKIM key at default._domainkey.hostcreators.sk

DMARC

Pass

Tells receivers what to do with mail that fails SPF and DKIM

DMARC is enforced.

Policy: p=reject
Subdomains: sp=reject
Coverage: 100%

Policy p=reject: failing mail is rejected outright.
Aggregate reports (rua) are configured.

v=DMARC1; p=reject; sp=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100; fo=1; adkim=r; aspf=r

MTA-STS

Pass

Enforces TLS for inbound mail and prevents downgrade attacks

MTA-STS is enforcing TLS.

Mode: enforce
Max age: 604800s

Policy mode is enforce: TLS is required for inbound mail.

v=STSv1; id=20260122135800;

TLS-RPT

Pass

Receives reports about TLS delivery failures

TLS reporting is configured.

Reports to: mailto:[email protected]

TLS delivery failure reports are being collected.

v=TLSRPTv1; rua=mailto:[email protected]

BIMI

Pass

Displays your verified brand logo in supporting inboxes

BIMI is published.

Logo: https://www.hostcreators.sk/hostcreators-logo.svg

A logo (l=) is published.

v=BIMI1; l=https://www.hostcreators.sk/hostcreators-logo.svg

Checks query live DNS over Cloudflare and the public MTA-STS policy endpoint. DKIM selectors cannot be listed from DNS, so DKIM detection probes common provider selectors only.