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argenteuil.fr

Checked 2026-10-22 01:37 UTC · first added 2026-10-21
✗Problems found Score 78 of 100

Domain & DNS

warn

23 passed 2 warn 0 failed

Areas

iRegistration !Delegation ✓Nameservers ✓SOA !DNSSEC iRecords

Problems

  • !
    Nameservers in one network
    Delegation · all IPv4 addresses are in 195.14.22.0/24; all IPv6 addresses are in 2a02:ec0:200::/48. A single network failure takes all nameservers down; RFC 2182 recommends topologically separate networks (anycast setups are an exception).
    #10
  • !
    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 argenteuil.fr ›

Mail

fail

16 passed 2 warn 1 failed

Areas

✓SPF ✓DMARC ✗DKIM !DNSSEC !MX iBIMI

Problems

  • ✗
    No DKIM keys published
    DKIM · _domainkey.argenteuil.fr 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 argenteuil.fr ›