Mail domain report: whoop.com

SPF

pass

SPF record published

Found

Record: v=spf1 include:_spf.whoop_com._d.easydmarc.pro -all
DNS lookups: 6 of 10
Void lookups: 0 of 2

Checks

✓ No deprecated ptr mechanism #1

No ptr mechanism found in SPF record.
✓ 6 of 10 DNS lookups #2

SPF record needs 6 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.whoop.com)

Found

Record: v=DMARC1;p=reject;rua=mailto:d191afca25@rua.easydmarc.us,mailto:dmarcreports@whoop.com;ruf=mailto:d191afca25@ruf.easydmarc.us;ri=86400;fo=1;
Found at: _dmarc.whoop.com
External report address: mailto:d191afca25@rua.easydmarc.us (authorized)
External report address: mailto:d191afca25@ruf.easydmarc.us (authorized)

Tag	Value	Meaning
v	DMARC1	Version
p	reject	Policy
rua	mailto:d191afca25@rua.easydmarc.us,mailto:dmarcreports@whoop.com	Aggregate report addresses
ruf	mailto:d191afca25@ruf.easydmarc.us	Failure report addresses
fo	1	Failure reporting options
ri	86400	Report interval (seconds)

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:d191afca25@rua.easydmarc.us, mailto:dmarcreports@whoop.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

Selectors: k1, google

Found

Selectors: k1, google
_domainkey: NOERROR

Selector	Key	Flags
k1	RSA 1024 bits
google	RSA 2048 bits

Checks

✓ Keys found: k1, google #7

DKIM keys found for this domain with selectors: k1, google
!

1024-bit DKIM key

1024-bit RSA keys are the minimum and are considered weak today: k1 (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

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

2 mail servers

Found

Priority	Host	Records	Reverse DNS
10	us-smtp-inbound-1.mimecast.com	A 170.10.132.141 A 170.10.128.221 A 170.10.132.221 A 170.10.128.242 A 170.10.128.141 A 170.10.132.242	us-smtp-inbound-1.mimecast.com ✓ us-smtp-inbound-2.mimecast.com ✓ us-smtp-inbound-2.mimecast.com ✓ us-smtp-inbound-1.mimecast.com ✓ us-smtp-inbound-2.mimecast.com ✓ us-smtp-inbound-1.mimecast.com ✓
10	us-smtp-inbound-2.mimecast.com	A 170.10.132.141 A 170.10.128.221 A 170.10.132.242 A 170.10.128.242 A 170.10.132.221 A 170.10.128.141	us-smtp-inbound-1.mimecast.com ✓ us-smtp-inbound-1.mimecast.com ✓ us-smtp-inbound-1.mimecast.com ✓ us-smtp-inbound-1.mimecast.com ✓ us-smtp-inbound-2.mimecast.com ✓ us-smtp-inbound-1.mimecast.com ✓

Checks

✓ 2 MX records #9

Found 2 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: us-smtp-inbound-1.mimecast.com, us-smtp-inbound-2.mimecast.com

#11
✓ Redundant MX hosts #12

Found 2 MX records, which provides redundancy for email delivery.
✓ At most 5 MX records #13

Found 2 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 12 MX addresss have a PTR record that resolves back to them.

TLS

warn

MTA-STS testing · TLS-RPT · DANE on 0 of 2 MX hosts

Found

MTA-STS record: v=STSv1; id=20250513T190839;
Policy URL: https://mta-sts.whoop.com/.well-known/mta-sts.txt
Mode: testing
Allowed MX: us-smtp-inbound-2.mimecast.com, us-smtp-inbound-1.mimecast.com
Max age: 31449600 seconds
TLS-RPT record: v=TLSRPTv1; rua=mailto:d191afca25@dev-tls.easydmarc.us,mailto:d191afca25@tls.easydmarc.us;

DANE (TLSA records)

MX host	TLSA	DNSSEC
us-smtp-inbound-1.mimecast.com	none	-
us-smtp-inbound-2.mimecast.com	none	-

Checks

✓ Record published #32

MTA-STS record found with id 20250513T190839.
!

Policy in testing mode

With mode: testing, senders only report TLS problems (via TLS-RPT) and still deliver without TLS. Switch to mode: enforce once reports are clean.

#33
✓ All MX hosts covered #34

Every MX host matches an mx: line of the MTA-STS policy.
✓ Reports enabled #35

TLS reports are sent to: mailto:d191afca25@dev-tls.easydmarc.us, mailto:d191afca25@tls.easydmarc.us
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

pass

https://assets.easydmarc.com/d0cf040453/bimi-whoop-com-7e68ff6d.svg

Found

Record: v=BIMI1;l=https://assets.easydmarc.com/d0cf040453/bimi-whoop-com-7e68ff6d.svg;a=https://assets.easydmarc.com/d0cf040453/bimi-whoop-com-c1929e1f.pem
Found at: default._bimi.whoop.com
Logo: https://assets.easydmarc.com/d0cf040453/bimi-whoop-com-7e68ff6d.svg
Certificate: https://assets.easydmarc.com/d0cf040453/bimi-whoop-com-c1929e1f.pem

Checks

✓ Logo and certificate published #38

BIMI logo: https://assets.easydmarc.com/d0cf040453/bimi-whoop-com-7e68ff6d.svg; certificate: https://assets.easydmarc.com/d0cf040453/bimi-whoop-com-c1929e1f.pem
✓ DMARC meets BIMI requirements #39

DMARC is enforced on all mail, as BIMI requires.