vvv-venlo.nl

Checked 22 October 2026, 17:11 UTC · via 8.8.8.8
!Passed with warnings
27 passed 4 warnings 0 failed 3 info

SPF

info

SPF record published

Found

Record
v=spf1 redirect=vvv-venlo.nl.spf.sophosdmarc.net
DNS lookups
9 of 10
Void lookups
0 of 2

Checks

  • ✓ No deprecated ptr mechanism #1
    No ptr mechanism found in SPF record.
  • ✓ 9 of 10 DNS lookups #2
    SPF record needs 9 DNS lookups (limit is 10).
  • i
    Delegated via redirect
    SPF record has no 'all' mechanism but redirects to vvv-venlo.nl.spf.sophosdmarc.net, whose policy applies.
    #3
  • ✓ Record published #6
    SPF record exists for this domain.
  • ✓ Single record #16
    Exactly one SPF record is published.
  • ✓ Valid syntax #25
    All SPF mechanisms and modifiers are valid.
  • ✓ No void lookups #26
    All include/redirect targets exist.
  • ✓ No overly broad IP ranges #27
    All ip4/ip6 ranges are narrow enough.

DMARC

warn

p=quarantine (_dmarc.vvv-venlo.nl)

Found

Record
v=DMARC1; p=quarantine; pct=100; rua=mailto:a.c9wa1sb8@reports.sophosdmarc.net,mailto:dmarc-reports@vvv-venlo.nl
Found at
_dmarc.vvv-venlo.nl
External report address
mailto:a.c9wa1sb8@reports.sophosdmarc.net (authorized)
TagValueMeaning
vDMARC1Version
pquarantinePolicy
pct100Percentage of mail the policy applies to
ruamailto:a.c9wa1sb8@reports.sophosdmarc.net,mailto:dmarc-reports@vvv-venlo.nlAggregate report addresses

Checks

  • !
    Policy: quarantine
    DMARC policy is set to 'quarantine'. Consider upgrading to 'reject' for stronger protection once you've verified legitimate emails are passing authentication.
    #4
  • ✓ Record published #5
    DMARC record exists for this domain.
  • ✓ Valid syntax #17
    DMARC record syntax is valid.
  • ✓ Applies to 100% of mail #18
    DMARC policy applies to all failing mail.
  • ✓ Aggregate reports enabled #19
    Aggregate reports are sent to: mailto:a.c9wa1sb8@reports.sophosdmarc.net, mailto:dmarc-reports@vvv-venlo.nl
  • ✓ Subdomain policy: quarantine #20
    Subdomains are covered by policy 'quarantine'.
  • ✓ External report addresses authorized #29
    Report addresses in other domains have published their authorization.

DKIM

warn

Selectors: selector1, selector2, s1, s2

Found

Selectors
selector1, selector2, s1, s2
_domainkey
NOERROR
SelectorKeyFlags
selector1RSA 2048 bits
selector2RSA 2048 bits
s1RSA 2048 bits
s2RSA 1024 bits

Checks

  • ✓ Keys found: selector1, selector2, s1, s2 #7
    DKIM keys found for this domain with selectors: selector1, selector2, s1, s2
  • !
    1024-bit DKIM key
    1024-bit RSA keys are the minimum and are considered weak today: s2 (1024 bits). Rotate to a 2048-bit key.
    #23
  • ✓ No problematic flags #24
    No keys in test mode, revoked, or limited to SHA-1.

DNSSEC

pass

Signed, DS published at parent

Found

DNSKEY records
Yes (1)
DS at parent
Yes
Algorithms
ECDSAP384SHA384 (14)
Key tags
52290
Signatures valid until
5 November 2026, 00:00 UTC

Checks

  • ✓ Signed, DS published at parent #8
    DNSSEC is enabled for this domain (DNSKEY and DS present), providing additional security for DNS lookups.
  • ✓ Signatures valid until 2026-11-05 #21
    DNSKEY signatures are valid until 2026-11-05T00:00:00Z.

MX

warn

1 mail server

Found

PriorityHostRecordsReverse DNS
0vvvvenlo-nl0i.mail.protection.outlook.comA 52.101.68.15 A 52.101.73.120 A 52.101.73.155 A 52.101.68.10 AAAA 2a01:111:f403:ca3c::6 AAAA 2a01:111:f403:ca04::a AAAA 2a01:111:f403:c967::8 AAAA 2a01:111:f403:ca04::9mail-db6pr03cu00107.inbound.protection.outlook.com ✓ mail-am7pr02cu00300.inbound.protection.outlook.com ✓ mail-am7pr02cu00203.inbound.protection.outlook.com ✓ mail-dbbpr03cu00102.inbound.protection.outlook.com ✓ mail-zrxpr04cu00106.inbound.protection.outlook.com ✓ mail-du0pr03cu00102.inbound.protection.outlook.com ✓ mail-cpjpr04cu00100.inbound.protection.outlook.com ✓ mail-db7pr03cu00601.inbound.protection.outlook.com ✓

Checks

  • ✓ 1 MX record #9
    Found 1 MX records for this domain.
  • ✓ All hosts resolve #10
    All MX records resolve to valid IP addresses.
  • ✓ All hosts have IPv6 #11
    All MX records resolve to IPv6 addresses.
  • !
    Single MX host, no backup
    Only one MX record found. For better email reliability, consider adding at least one backup MX server.
    #12
  • ✓ At most 5 MX records #13
    Found 1 MX records, which is within the recommended range (1-5).
  • ✓ No localhost targets #14
    No MX records pointing to localhost found.
  • ✓ No private IP addresses #15
    No MX records resolving to private IP addresses found.
  • ✓ No CNAME targets #22
    No MX records point to a CNAME.
  • ✓ Reverse DNS confirmed #30
    All 8 MX addresss have a PTR record that resolves back to them.

TLS

warn

MTA-STS none · TLS-RPT · DANE on 0 of 1 MX hosts

Found

MTA-STS record
v=STSv1; id=1783587275
Policy URL
https://mta-sts.vvv-venlo.nl/.well-known/mta-sts.txt
Mode
none
Allowed MX
vvvvenlo-nl0i.mail.protection.outlook.com
Max age
604800 seconds
TLS-RPT record
v=TLSRPTv1; rua=mailto:reports@reports.sophosdmarc.net

DANE (TLSA records)

MX hostTLSADNSSEC
vvvvenlo-nl0i.mail.protection.outlook.comnone-

Checks

  • ✓ Record published #32
    MTA-STS record found with id 1783587275.
  • !
    Policy disabled (mode: none)
    The MTA-STS policy is switched off with mode: none.
    #33
  • ✓ Reports enabled #35
    TLS reports are sent to: mailto:reports@reports.sophosdmarc.net
  • i
    Not used
    No MX host publishes TLSA records. DANE lets senders verify your mail server's certificate through DNSSEC; it requires DNSSEC on the MX host's zone.
    #36

BIMI

info

No BIMI record

Checks

  • i
    Not configured
    BIMI shows your logo next to your mail in supporting mail clients. It requires DMARC enforcement.
    #38