haefele.de

Checked 21 October 2026, 22:41 UTC · via 8.8.8.8
✗Problems found
21 passed 4 warnings 1 failed 3 info

SPF

info

SPF record published

Found

Record
v=spf1 redirect=haefele.de.spf.hornetdmarc.com
DNS lookups
6 of 10
Void lookups
0 of 2

Checks

  • ✓ No deprecated ptr mechanism #1
    No ptr mechanism found in SPF record.
  • ✓ 6 of 10 DNS lookups #2
    SPF record needs 6 DNS lookups (limit is 10).
  • i
    Delegated via redirect
    SPF record has no 'all' mechanism but redirects to haefele.de.spf.hornetdmarc.com, whose policy applies.
    #3
  • ✓ Record published #6
    SPF record exists for this domain.
  • ✓ Single record #16
    Exactly one SPF record is published.
  • ✓ Valid syntax #25
    All SPF mechanisms and modifiers are valid.
  • ✓ No void lookups #26
    All include/redirect targets exist.
  • ✓ No overly broad IP ranges #27
    All ip4/ip6 ranges are narrow enough.

DMARC

fail

p=none (_dmarc.haefele.de)

Found

Record
v=DMARC1; p=none; fo=1; rua=mailto:a.yxuawnr8@reports.hornetdmarc.com; ruf=mailto:f.yxuawnr8@reports.hornetdmarc.com
Found at
_dmarc.haefele.de
External report address
mailto:a.yxuawnr8@reports.hornetdmarc.com (authorized)
External report address
mailto:f.yxuawnr8@reports.hornetdmarc.com (authorized)
TagValueMeaning
vDMARC1Version
pnonePolicy
ruamailto:a.yxuawnr8@reports.hornetdmarc.comAggregate report addresses
rufmailto:f.yxuawnr8@reports.hornetdmarc.comFailure report addresses
fo1Failure reporting options

Checks

  • ✗
    Policy: none (monitoring only)
    DMARC policy is set to 'none', which only monitors but doesn't protect against spoofing. Consider upgrading to 'quarantine' or ideally 'reject'.
    #4
  • ✓ Record published #5
    DMARC record exists for this domain.
  • ✓ Valid syntax #17
    DMARC record syntax is valid.
  • ✓ Aggregate reports enabled #19
    Aggregate reports are sent to: mailto:a.yxuawnr8@reports.hornetdmarc.com
  • ✓ External report addresses authorized #29
    Report addresses in other domains have published their authorization.

DKIM

warn

No keys found under the checked selectors

Found

Selectors
None found
_domainkey
NOERROR

Checks

  • !
    No key under common selectors
    The _domainkey name exists but no DKIM key was found under the common selectors. Selectors are provider-specific; check yours with -selector.
    #7

DNSSEC

warn

Not signed

Found

DNSKEY records
No (0)
DS at parent
No

Checks

  • !
    Not enabled
    DNSSEC is not enabled for this domain. Consider enabling DNSSEC to protect against DNS spoofing attacks.
    #8

MX

warn

4 mail servers

Found

PriorityHostRecordsReverse DNS
10ipv6mx01a.antispameurope.comA 94.100.134.10 AAAA 2a01:6780:5:2::100hsmx06.antispameurope.com ✓ no PTR
20ipv6mx01b.antispameurope.comA 83.246.65.85 AAAA 2a01:6780:5:2::100hsmx01-hz2.antispameurope.com ✓ no PTR
30ipv6mx01d.antispameurope.comA 94.100.132.100 AAAA 2a01:6780:5:2::100hsmx01.antispameurope.com ✓ no PTR
40ipv6mx01c.antispameurope.comA 94.100.134.10 AAAA 2a01:6780:5:2::100hsmx06.antispameurope.com ✓ no PTR

Checks

  • ✓ 4 MX records #9
    Found 4 MX records for this domain.
  • ✓ All hosts resolve #10
    All MX records resolve to valid IP addresses.
  • ✓ All hosts have IPv6 #11
    All MX records resolve to IPv6 addresses.
  • ✓ Redundant MX hosts #12
    Found 4 MX records, which provides redundancy for email delivery.
  • ✓ At most 5 MX records #13
    Found 4 MX records, which is within the recommended range (1-5).
  • ✓ No localhost targets #14
    No MX records pointing to localhost found.
  • ✓ No private IP addresses #15
    No MX records resolving to private IP addresses found.
  • ✓ No CNAME targets #22
    No MX records point to a CNAME.
  • !
    Addresses without reverse DNS
    These MX addresses have no PTR record, which many receivers treat as a spam signal: 2a01:6780:5:2::100 (ipv6mx01a.antispameurope.com), 2a01:6780:5:2::100 (ipv6mx01b.antispameurope.com), 2a01:6780:5:2::100 (ipv6mx01d.antispameurope.com), 2a01:6780:5:2::100 (ipv6mx01c.antispameurope.com). Ask your hosting provider to set one.
    #30

TLS

warn

MTA-STS none · TLS-RPT · DANE on 0 of 4 MX hosts

Found

MTA-STS record
v=STSv1; id=1791895189
Policy URL
https://mta-sts.haefele.de/.well-known/mta-sts.txt
Mode
none
Allowed MX
ipv6mx01c.antispameurope.com, ipv6mx01b.antispameurope.com, ipv6mx01a.antispameurope.com, ipv6mx01d.antispameurope.com
Max age
604800 seconds
TLS-RPT record
v=TLSRPTv1; rua=mailto:reports@reports.hornetdmarc.com

DANE (TLSA records)

MX hostTLSADNSSEC
ipv6mx01a.antispameurope.comnone-
ipv6mx01b.antispameurope.comnone-
ipv6mx01d.antispameurope.comnone-
ipv6mx01c.antispameurope.comnone-

Checks

  • ✓ Record published #32
    MTA-STS record found with id 1791895189.
  • !
    Policy disabled (mode: none)
    The MTA-STS policy is switched off with mode: none.
    #33
  • ✓ Reports enabled #35
    TLS reports are sent to: mailto:reports@reports.hornetdmarc.com
  • i
    Not used
    No MX host publishes TLSA records. DANE lets senders verify your mail server's certificate through DNSSEC; it requires DNSSEC on the MX host's zone.
    #36

BIMI

info

No BIMI record

Checks

  • i
    Not configured
    BIMI shows your logo next to your mail in supporting mail clients. It requires DMARC enforcement.
    #38