nuernberger-land.de

Checked 21 October 2026, 23:40 UTC · via 8.8.8.8
✗Problems found
28 passed 4 warnings 1 failed

SPF

pass

SPF record published

Found

Record
v=spf1 include:bayern.de ip4:213.133.107.58 ip4:78.46.167.67 include:spf.ronet.de ip6:2a01:4f8:d0a:2712::2 include:_spf_mx-bb.bisping.de ip4:185.166.22.34 include:agenturserver.de include:ispgateway.de -all
DNS lookups
5 of 10
Void lookups
0 of 2

Checks

  • ✓ No deprecated ptr mechanism #1
    No ptr mechanism found in SPF record.
  • ✓ 5 of 10 DNS lookups #2
    SPF record needs 5 DNS lookups (limit is 10).
  • ✓ Ends with -all #3
    SPF record properly uses -all to restrict unauthorized senders.
  • ✓ 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

pass

p=reject (_dmarc.nuernberger-land.de)

Found

Record
v=DMARC1;p=reject;sp=reject;aspf=s;adkim=s;fo=1:d:s;ruf=mailto:dmarc@nuernberger-land.de;rua=mailto:dmarc@nuernberger-land.de
Found at
_dmarc.nuernberger-land.de
TagValueMeaning
vDMARC1Version
prejectPolicy
sprejectSubdomain policy
ruamailto:dmarc@nuernberger-land.deAggregate report addresses
rufmailto:dmarc@nuernberger-land.deFailure report addresses
adkimsDKIM alignment (r = relaxed, s = strict)
aspfsSPF alignment (r = relaxed, s = strict)
fo1:d:sFailure reporting options

Checks

  • ✓ Policy: reject #4
    DMARC policy is set to 'reject', which provides the strongest protection against email spoofing.
  • ✓ Record published #5
    DMARC record exists for this domain.
  • ✓ Valid syntax #17
    DMARC record syntax is valid.
  • ✓ Applies to 100% of mail #18
    DMARC policy applies to all failing mail.
  • ✓ Aggregate reports enabled #19
    Aggregate reports are sent to: mailto:dmarc@nuernberger-land.de
  • ✓ Subdomain policy: reject #20
    Subdomains are covered by policy 'reject'.
  • ✓ Report addresses in own domain #29
    All report addresses are in your own organizational domain.

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

pass

Signed, DS published at parent

Found

DNSKEY records
Yes (1)
DS at parent
Yes
Algorithms
ECDSAP256SHA256 (13)
Key tags
59313
Signatures valid until
1 November 2026, 06:47 UTC

Checks

  • ✓ Signed, DS published at parent #8
    DNSSEC is enabled for this domain (DNSKEY and DS present), providing additional security for DNS lookups.
  • ✓ Signatures valid until 2026-11-01 #21
    DNSKEY signatures are valid until 2026-11-01T06:47:21Z.

MX

warn

1 mail server

Found

PriorityHostRecordsReverse DNS
10mail.bayern.deA 195.200.70.108mail.bayern.de ✓

Checks

  • ✓ 1 MX record #9
    Found 1 MX records for this domain.
  • ✓ All hosts resolve #10
    All MX records resolve to valid IP addresses.
  • !
    Hosts without IPv6
    The following MX hosts could not be resolved to IPv6 addresses: mail.bayern.de
    #11
  • !
    Single MX host, no backup
    Only one MX record found. For better email reliability, consider adding at least one backup MX server.
    #12
  • ✓ At most 5 MX records #13
    Found 1 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.
  • ✓ Reverse DNS confirmed #30
    All 1 MX address have a PTR record that resolves back to them.

TLS

fail

MTA-STS record without policy · TLS-RPT · DANE on 1 of 1 MX hosts

Found

MTA-STS record
v=STSv1;id=20220517
Policy URL
https://mta-sts.nuernberger-land.de/.well-known/mta-sts.txt
Policy error
Get "https://mta-sts.nuernberger-land.de/.well-known/mta-sts.txt": context deadline exceeded (Client.Timeout exceeded while awaiting headers)
TLS-RPT record
v=TLSRPTv1;rua=mailto:dmarc@nuernberger-land.de

DANE (TLSA records)

MX hostTLSADNSSEC
mail.bayern.de2 0 1 ac38d5e8eb1e2f91…Yes

Checks

  • ✓ Record published #32
    MTA-STS record found with id 20220517.
  • ✗
    Policy not reachable
    The MTA-STS record exists but the policy could not be fetched, so senders ignore MTA-STS: Get "https://mta-sts.nuernberger-land.de/.well-known/mta-sts.txt": context deadline exceeded (Client.Timeout exceeded while awaiting headers).
    #33
  • ✓ Reports enabled #35
    TLS reports are sent to: mailto:dmarc@nuernberger-land.de
  • ✓ DANE on all MX hosts #36
    All 1 MX host publish DNSSEC-validated TLSA records.

BIMI

warn

https://bimi.nuernberger-land.de/bimi-nuernberger-land.svg

Found

Record
v=BIMI1; l=https://bimi.nuernberger-land.de/bimi-nuernberger-land.svg; a=; avp=brand;
Found at
default._bimi.nuernberger-land.de
Logo
https://bimi.nuernberger-land.de/bimi-nuernberger-land.svg

Checks

  • !
    No certificate (a=)
    The logo is published without a Verified Mark Certificate. Gmail and Apple Mail only show BIMI logos with a VMC or CMC; Yahoo shows it without one.
    #38
  • ✓ DMARC meets BIMI requirements #39
    DMARC is enforced on all mail, as BIMI requires.