Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
heart.org
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 02:45:15 UTC · ↺ Refresh
MX Hostnames
- mxb-004ad404.gslb.pphosted.com
- mxa-004ad404.gslb.pphosted.com
MX Priorities
- mxa-004ad404.gslb.pphosted.com: 10
- mxb-004ad404.gslb.pphosted.com: 10
A / AAAA Records
- 104.18.26.158 (no PTR)
- 104.18.27.158 (no PTR)
Mail Server IPs
- 148.163.157.131 ↩ mx0a-004ad404.pphosted.com
SOA Record
Raw SOA
ns1.heart.org domainregistration.heart.org 2023043163 10800 3600 2419200 900
Primary NS (mname)
ns1.heart.org
Admin Email (rname)
domainregistration@heart.org
Serial
2023043163
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
900s
Nameservers (NS)
ns2.heart.org
ns3.heart.org
ns1.heart.org
SPF Record
✓ Strict (-all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=reject;fo=1;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected],mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
34 records- jamf-site-verification=yfDpd5GCAcpA_OGxg69HBA
- google-site-verification=jg73xTolmPgO4ftTZbkXbWnzn1XkJhaDNREuc0paTKI
- mandrill_verify.I_7a_CKUZEWq3TynrtyfGQ
- pardot788973=573c3698502c38becff7f68e601b25dde1ae6a5c4e13567f8b61ac1f1114e93f
- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
- 91304c6a8883069f8782dae2cb90a46df779c79bf757f98f827a4ebdce2dcfac
- adobe-idp-site-verification=dd453e9b4bcc86b56b4c5affdc4d94e35fa825496b96e7e30a1600da1b1643eb
- amazonses:3PjxBfH8x2mjt00HCfj3yreBMgunFmcMdITdJHaJMsw=
- 950be6f0-b621-4a6d-b581-b64e7e3451e7
- apple-domain-verification=8hFrlvXKt6ptWvva
- adobe-idp-site-verification=17906b455a972ccbb50f29326d331a80903ffaaab5b2685dcd39bb7baee22a75
- zapier-domain-verification-challenge=1d357551-81ba-440c-b06d-ba69803b1aa7
- vz80hm9q9ywvxl3k7cnq1h06h8m6lkn9
- ec2664a9a21fe6ec44ced44ffbf71dc01dc571f43137daa67879ca9c4332b171
- amazonses:oFOXUa/mJPK9o1aHU8UCnGwHrDlsax73n7f1R5Ru1GM=
- parsec-domain-verification=td_32QkWnktwYA194SKTNtjSNofBT5
- d0001f06076ee795fd8f6ed8ee335dbf8a0586ce1398f96d22976496af8321b1
- onetrust-domain-verification=a10e41a3f7374ac8bbd077607bc1d2a8
- canva-site-verification=QHd2W3pEO3lwytLa7tHb5g
- _gyhvjv05qtvcoxh3w9w6yuc964rkika
- smartsheet-site-validation=NBYCJH_FAkfczv0NWHYCz23BupfUqiP1
- 5d6034cac0b066309d34a1025c09b4bdf7b401b9c7323babeceb08a7cb1b9552
- a158651cd971005b4c5ac1be12717c061e9d680c16520bb84e05cca7fac496b7
- amazonses:Gp8t333monR+Z+pkHmLGNMGIAMiCcgiUF2SvGFID21Y=
- google-site-verification=ykIr1-mduZQMgbORca6C0S5AJBCv7W2Jl6iQTgD9iFQ
- 2013hywoiu9839t543j0s7543uw1
- amazonses:VfiqZkP9hhG7win/TuoC8MhmBZUJIbafUqyg/Ri35ds=
- eT43WZq3lX0x1cYG1yhc7ovUHMMImOHjqLkhYBrBSEJik9/mik/Yh6DZYIRfV2ntkQocksPYXOF5w59/AE/EcQ==
- atlassian-domain-verification=wr0ya0BwFQu8Vgwj4IVqknt0BtdsexjgrzOi7uaJV37FhYfaSYjnTy7rvT4/X3ay
- pardot_367141_*=3282f7e18b8fb276c10484d6e64943069e1bf4b644c5a45ee2a1ac1179563b70
- google-gws-recovery-domain-verification=52951575
- 6b6f456fcdd38625028257d3c5da05c99763350aaf335788e25ab55cf19bae1f
- e2a89ae6f616fd2a14ae3e8599f5b04b1aa5cb259dfa63b8247135cb22bd4bac
- webexdomainverification.GE1Q=8544d856-25e8-4bd6-8970-2022e2d3f624
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