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gtz.de

Checked 2026-10-21 22:41 UTC · first added 2026-10-21
!Passed with warnings Score 85 of 100

Domain & DNS

warn

21 passed 1 warn 0 failed

Areas

iRegistration iDelegation ✓Nameservers iSOA !DNSSEC ✓Records

Problems

  • !
    Not signed
    DNSSEC · The zone is not signed with DNSSEC, so answers can be spoofed. Enable DNSSEC at your DNS provider and publish the DS record at your registrar.
    #27

Recent checks

!

Full report

Domain & DNS report for gtz.de ›

Mail

warn

28 passed 4 warn 0 failed

Areas

✓SPF !DMARC ✓DKIM !DNSSEC !MX iTLS iBIMI

Problems

  • !
    Not enabled
    DNSSEC · DNSSEC is not enabled for this domain. Consider enabling DNSSEC to protect against DNS spoofing attacks.
    #8
  • !
    Hosts without IPv6
    MX · The following MX hosts could not be resolved to IPv6 addresses: gtz-de.mail.protection.outlook.com
    #11
  • !
    Single MX host, no backup
    MX · Only one MX record found. For better email reliability, consider adding at least one backup MX server.
    #12
  • !
    Report address not authorized
    DMARC · These report addresses are in another domain that has not agreed to receive your reports, so receivers will not send them: mailto:dmarc-aggregate@giz.de (needs gtz.de._report._dmarc.giz.de). Ask the report provider to publish the record, or check the address.
    #29

Recent checks

!

Full report

Mail report for gtz.de ›