sherwin-williams.com

Checked 22 October 2026, 10:41 UTC · via 8.8.8.8
!Passed with warnings
23 passed 5 warnings 0 failed 2 info

SPF

pass

SPF record published

Found

Record
v=spf1 mx ip4:148.141.0.0/16 include:spf.protection.outlook.com include:cust.wombatsecurity.com include:_spf.salesforce.com include:mailgun.org ~all
DNS lookups
10 of 10
Void lookups
0 of 2

Checks

  • ✓ No deprecated ptr mechanism #1
    No ptr mechanism found in SPF record.
  • ✓ 10 of 10 DNS lookups #2
    SPF record needs 10 DNS lookups (limit is 10).
  • ✓ Ends with ~all #3
    SPF record properly uses ~all to restrict unauthorized senders.
  • ✓ 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

pass

p=reject (_dmarc.sherwin-williams.com)

Found

Record
v=DMARC1;p=reject;rua=mailto:7qfjzpkl@ag.dmarcian.com;ruf=mailto:7qfjzpkl@fr.dmarcian.com;fo=1
Found at
_dmarc.sherwin-williams.com
External report address
mailto:7qfjzpkl@ag.dmarcian.com (authorized)
External report address
mailto:7qfjzpkl@fr.dmarcian.com (authorized)
TagValueMeaning
vDMARC1Version
prejectPolicy
ruamailto:7qfjzpkl@ag.dmarcian.comAggregate report addresses
rufmailto:7qfjzpkl@fr.dmarcian.comFailure report addresses
fo1Failure reporting options

Checks

  • ✓ Policy: reject #4
    DMARC policy is set to 'reject', which provides the strongest protection against email spoofing.
  • ✓ 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:7qfjzpkl@ag.dmarcian.com
  • ✓ Subdomain policy: reject #20
    Subdomains are covered by policy 'reject'.
  • ✓ External report addresses authorized #29
    Report addresses in other domains have published their authorization.

DKIM

warn

No keys found under the checked selectors

Found

Selectors
None found
_domainkey
NOERROR

Checks

  • !
    No key under common selectors
    The _domainkey name exists but no DKIM key was found under the common selectors. Selectors are provider-specific; check yours with -selector.
    #7

DNSSEC

warn

Not signed

Found

DNSKEY records
No (0)
DS at parent
No

Checks

  • !
    Not enabled
    DNSSEC is not enabled for this domain. Consider enabling DNSSEC to protect against DNS spoofing attacks.
    #8

MX

warn

6 mail servers

Found

PriorityHostRecordsReverse DNS
10emhost60.sherwin.comA 148.141.224.160emhost60.sherwin.com ✓
10emhost61.sherwin.comA 148.141.224.161emhost61.sherwin.com ✓
10emhost62.sherwin.comA 148.141.224.162emhost62.sherwin.com ✓
10emhost63.sherwin.comA 148.141.224.163emhost63.sherwin.com ✓
10emhost64.sherwin.comA 148.141.224.164emhost64.sherwin.com ✓
20emhost65.sherwin.comA 148.141.224.165emhost65.sherwin.com ✓

Checks

  • ✓ 6 MX records #9
    Found 6 MX records for this domain.
  • ✓ All hosts resolve #10
    All MX records resolve to valid IP addresses.
  • !
    Hosts without IPv6
    The following MX hosts could not be resolved to IPv6 addresses: emhost60.sherwin.com, emhost61.sherwin.com, emhost62.sherwin.com, emhost63.sherwin.com, emhost64.sherwin.com, emhost65.sherwin.com
    #11
  • ✓ Redundant MX hosts #12
    Found 6 MX records, which provides redundancy for email delivery.
  • !
    More than 5 MX records
    Found 6 MX records, which is more than the recommended maximum of 5. Too many MX records may indicate a misconfiguration.
    #13
  • ✓ 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 6 MX addresss have a PTR record that resolves back to them.

TLS

warn

no MTA-STS · TLS-RPT · DANE on 0 of 6 MX hosts

Found

TLS-RPT record
v=TLSRPTv1; rua=mailto:7qfjzpkl@tls.us.dmarcian.com

DANE (TLSA records)

MX hostTLSADNSSEC
emhost60.sherwin.comnone-
emhost61.sherwin.comnone-
emhost62.sherwin.comnone-
emhost63.sherwin.comnone-
emhost64.sherwin.comnone-
emhost65.sherwin.comnone-

Checks

  • !
    Not configured
    MTA-STS is not configured, so other mail servers fall back to unencrypted delivery when TLS fails or is stripped by an attacker. Publish a _mta-sts TXT record and a policy at https://mta-sts.<domain>/.well-known/mta-sts.txt.
    #32
  • ✓ Reports enabled #35
    TLS reports are sent to: mailto:7qfjzpkl@tls.us.dmarcian.com
  • 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