SurfaceMap › g › goethe-university-frankfurt.de

goethe-university-frankfurt.de

Checked 2026-10-21 22:40 UTC · first added 2026-10-21
✗Problems found Score 55 of 100

Domain & DNS

warn

19 passed 3 warn 0 failed

Areas

iRegistration !Delegation !Nameservers ✓SOA !DNSSEC iRecords

Problems

  • !
    Glue differs from the zone
    Delegation · The addresses at the parent (glue) differ from the addresses in the zone: chaplin.rz.uni-frankfurt.de (glue 141.2.22.74, zone 141.2.22.74, 2001:a38:1001:3109::42); wattdenn.rz.uni-frankfurt.de (glue 141.2.149.10, zone 141.2.149.10, 2001:a38:1001:3110::42). Update the glue at your registrar.
    #8
  • !
    Software version disclosed
    Nameservers · These nameservers report their software version via version.bind/version.server, which helps attackers find known vulnerabilities: warumdenn.rz.uni-frankfurt.de: "PowerDNS Authoritative Server 5.0.8 (built Oct 7 2026 06:20:49 by root@localhost)"; weshalbdenn.rz.uni-frankfurt.de: "PowerDNS Authoritative Server 5.0.8 (built Oct 7 2026 06:20:49 by root@localhost)"; wiesodenn.rz.uni-frankfurt.de: "PowerDNS Authoritative Server 5.0.8 (built Oct 7 2026 06:20:49 by root@localhost)". Hide or replace the version string.
    #17
  • !
    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 goethe-university-frankfurt.de ›

Mail

fail

0 passed 2 warn 3 failed

Areas

✗SPF ✗DMARC ✗DKIM !DNSSEC !MX iBIMI

Problems

  • ✗
    No DMARC record
    DMARC · No DMARC record was found for this domain. DMARC is essential for preventing email spoofing. Add a DMARC record with p=reject or at least p=quarantine.
    #5
  • ✗
    No SPF record
    SPF · No SPF record was found for this domain. SPF is important for preventing email spoofing. Add an SPF record to specify which servers are authorized to send email for your domain.
    #6
  • ✗
    No DKIM keys published
    DKIM · _domainkey.goethe-university-frankfurt.de does not exist (NXDOMAIN), so no DKIM keys are published. DKIM helps prevent email spoofing. Configure DKIM with your email service provider.
    #7
  • !
    Not enabled
    DNSSEC · DNSSEC is not enabled for this domain. Consider enabling DNSSEC to protect against DNS spoofing attacks.
    #8
  • !
    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 goethe-university-frankfurt.de ›