Mail domain report: lemonade.com

SPF

pass

SPF record published

Found

Record: v=spf1 include:gxmplfdaqa.powerspf.com include:mail.zendesk.com include:19532022.spf01.hubspotemail.net ~all
DNS lookups: 4 of 10
Void lookups: 0 of 2

Checks

✓ No deprecated ptr mechanism #1

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

SPF record needs 4 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.lemonade.com)

Found

Record: v=DMARC1; p=reject; rua=mailto:6apt1u9lue@rua.powerdmarc.com; ruf=mailto:6apt1u9lue@ruf.powerdmarc.com; fo=0:1:d:s;
Found at: _dmarc.lemonade.com
External report address: mailto:6apt1u9lue@rua.powerdmarc.com (authorized)
External report address: mailto:6apt1u9lue@ruf.powerdmarc.com (authorized)

Tag	Value	Meaning
v	DMARC1	Version
p	reject	Policy
rua	mailto:6apt1u9lue@rua.powerdmarc.com	Aggregate report addresses
ruf	mailto:6apt1u9lue@ruf.powerdmarc.com	Failure report addresses
fo	0:1:d:s	Failure 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:6apt1u9lue@rua.powerdmarc.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: google, s1, s2

Found

Selectors: google, s1, s2
_domainkey: NOERROR

Selector	Key	Flags
google	RSA 1024 bits
s1	RSA 2048 bits
s2	RSA 1024 bits

Checks

✓ Keys found: google, s1, s2 #7

DKIM keys found for this domain with selectors: google, s1, s2
!

1024-bit DKIM key

1024-bit RSA keys are the minimum and are considered weak today: google (1024 bits), 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 (2)
DS at parent: Yes
Algorithms: ECDSAP256SHA256 (13)
Key tags: 34505, 2371
Signatures valid until: 12 December 2026, 18:29 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 2026-12-12 #21

DNSKEY signatures are valid until 2026-12-12T18:29:38Z.

MX

pass

5 mail servers

Found

Priority	Host	Records	Reverse DNS
1	aspmx.l.google.com	A 142.251.127.27 AAAA 2a00:1450:4001:c21::1a	lcfrai-in-f27.1e100.net ✓ lcfrai-in-f26.1e100.net ✓
5	alt1.aspmx.l.google.com	A 142.250.147.27 AAAA 2a00:1450:4025:c01::1b	rd-in-f27.1e100.net ✓ rd-in-f27.1e100.net ✓
5	alt2.aspmx.l.google.com	A 172.253.152.27 AAAA 2a00:1450:4010:c22::1a	yulpptr-in-f27.1e100.net ✓ yulpptr-in-f26.1e100.net ✓
10	aspmx2.googlemail.com	A 142.250.147.27 AAAA 2a00:1450:4025:c01::1a	rd-in-f27.1e100.net ✓ rd-in-f26.1e100.net ✓
10	aspmx3.googlemail.com	A 172.253.152.26 AAAA 2a00:1450:4010:c22::1b	yulpptr-in-f26.1e100.net ✓ yulpptr-in-f27.1e100.net ✓

Checks

✓ 5 MX records #9

Found 5 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.
✓ Redundant MX hosts #12

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

Found 5 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 10 MX addresss have a PTR record that resolves back to them.

TLS

info

MTA-STS enforce · TLS-RPT · DANE on 0 of 5 MX hosts

Found

MTA-STS record: v=STSv1; id=20240120125047841056;
Policy URL: https://mta-sts.lemonade.com/.well-known/mta-sts.txt
Mode: enforce
Allowed MX: aspmx.l.google.com, aspmx2.googlemail.com, aspmx3.googlemail.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com
Max age: 86400 seconds
TLS-RPT record: v=TLSRPTv1;rua=mailto:6apt1u9lue@tls.powerdmarc.com

DANE (TLSA records)

MX host	TLSA	DNSSEC
aspmx.l.google.com	none	-
alt1.aspmx.l.google.com	none	-
alt2.aspmx.l.google.com	none	-
aspmx2.googlemail.com	none	-
aspmx3.googlemail.com	none	-

Checks

✓ Record published #32

MTA-STS record found with id 20240120125047841056.
✓ Policy enforced #33

The MTA-STS policy is enforced and cached for 24h0m0s.
✓ 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:6apt1u9lue@tls.powerdmarc.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

pass

https://hostedbimi.com/2124/611e727e-455d-4a19-9518-3d6548ed7eb4.svg

Found

Record: v=BIMI1;l=https://hostedbimi.com/2124/611e727e-455d-4a19-9518-3d6548ed7eb4.svg;a=https://hostedbimi.com/2124/611e727e-455d-4a19-9518-3d6548ed7eb4.pem;
Found at: default._bimi.lemonade.com
Logo: https://hostedbimi.com/2124/611e727e-455d-4a19-9518-3d6548ed7eb4.svg
Certificate: https://hostedbimi.com/2124/611e727e-455d-4a19-9518-3d6548ed7eb4.pem

Checks

✓ Logo and certificate published #38

BIMI logo: https://hostedbimi.com/2124/611e727e-455d-4a19-9518-3d6548ed7eb4.svg; certificate: https://hostedbimi.com/2124/611e727e-455d-4a19-9518-3d6548ed7eb4.pem
✓ DMARC meets BIMI requirements #39

DMARC is enforced on all mail, as BIMI requires.