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markthal.nl

Checked 2026-10-22 14:21 UTC · first added 2026-10-21
!Check could not complete

Domain & DNS

error

27 passed 0 warn 0 failed 1 errors

lookups failed for rdap; results are incomplete

Areas

iRegistration iDelegation ✓Nameservers iSOA ✓DNSSEC iRecords

Recent checks

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Mail

warn

29 passed 4 warn 0 failed

Areas

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

Problems

  • !
    8 of 10 DNS lookups, with problems
    SPF · SPF record needs 8 DNS lookups (limit is 10). Problems found: include:spf.bwh.nl does not exist or has no records.
    #2
  • !
    1024-bit DKIM key
    DKIM · 1024-bit RSA keys are the minimum and are considered weak today: mail (1024 bits). Rotate to a 2048-bit key.
    #23
  • !
    1 void lookup
    SPF · 1 include/redirect target does not exist or has no records (limit is 2). This usually is a stale include; remove it.
    #26
  • !
    Reverse DNS does not match
    MX · The PTR name of these addresses does not resolve back to the same address: 2001:4b98:dc4:8::216 -> spool7.mail.gandi.net, 2001:4b98:dc4:8::215 -> spool6.mail.gandi.net, 2001:4b98:dc4:8::217 -> spool8.mail.gandi.net.
    #30

Recent checks

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