SurfaceMap › b › bsi-fuer-buerger.de

bsi-fuer-buerger.de

Checked 2026-10-21 21:54 UTC · first added 2026-10-21
✗Problems found Score 81 of 100

Domain & DNS

warn

28 passed 1 warn 0 failed

Areas

iRegistration ✓Delegation iNameservers ✓SOA !DNSSEC iRecords

Problems

  • !
    NSEC3 with extra iterations or salt
    DNSSEC · NSEC3 uses 0 iterations and a 32-byte salt. RFC 9276 recommends 0 iterations and no salt: extra iterations cost resolvers CPU and add no real protection, and some validators treat high counts as insecure.
    #31

Recent checks

!

Full report

Domain & DNS report for bsi-fuer-buerger.de ›

Mail

fail

14 passed 2 warn 1 failed

Areas

✓SPF ✗DMARC !DKIM ✓DNSSEC !MX iBIMI

Problems

  • ✗
    Policy: none (monitoring only)
    DMARC · DMARC policy is set to 'none', which only monitors but doesn't protect against spoofing. Consider upgrading to 'quarantine' or ideally 'reject'.
    #4
  • !
    No key under common selectors
    DKIM · The _domainkey name exists but no DKIM key was found under the common selectors. Selectors are provider-specific; check yours with -selector.
    #7
  • !
    No MX records
    MX · No MX records found. If this domain is used for email, add MX records to specify mail servers. If it never receives mail, publish a null MX ("MX 0 .").
    #9

Recent checks

✗

Full report

Mail report for bsi-fuer-buerger.de ›