SurfaceMap › r › rtlz.nl

rtlz.nl

Checked 2026-10-21 21:25 UTC · first added 2026-10-21
✗Problems found Score 58 of 100

Domain & DNS

warn

24 passed 2 warn 0 failed

Areas

iRegistration iDelegation !Nameservers ✓SOA !DNSSEC iRecords

Problems

  • !
    Software version disclosed
    Nameservers · These nameservers report their software version via version.bind/version.server, which helps attackers find known vulnerabilities: a1-79.akam.net: "41824.10"; a1-79.akam.net: "41824.9"; a11-66.akam.net: "41824.6"; a11-66.akam.net: "41824.10"; a16-67.akam.net: "48878.29"; a16-67.akam.net: "48878.26"; a2-65.akam.net: "48878.32"; a2-65.akam.net: "48878.27"; a4-65.akam.net: "48878.29"; a4-65.akam.net: "48878.26"; a7-65.akam.net: "41824.7"; a7-65.akam.net: "41824.10". 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

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Full report

Domain & DNS report for rtlz.nl ›

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.rtlz.nl 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
  • !
    Not protected against spoofing
    MX · The domain publishes a null MX. If it does not send mail, publish SPF "v=spf1 -all" and DMARC p=reject so nobody can send mail as this domain.
    #28

Recent checks

✗

Full report

Mail report for rtlz.nl ›