Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
jacksonheart.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 12:48:39 UTC · ↺ Refresh
MX Hostnames
- jacksonheart-com.mail.protection.outlook.com
MX Priorities
- jacksonheart-com.mail.protection.outlook.com: 0
A / AAAA Records
- 35.212.69.138 ↩ 138.69.212.35.bc.googleusercontent.com
Mail Server IPs
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
ns21.domaincontrol.com dns.jomax.net 2026033103 28800 7200 604800 3600
Primary NS (mname)
ns21.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026033103
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns22.domaincontrol.com
ns21.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:136.239.50.58 ip4:173.235.87.162 ip4:72.52.238.74 ip4:23.25.168.1 ip4:173.235.35.210 include:spf.protection.outlook.com include:spf-us.tmes.trendmicro.com include:spfa.cpmails.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
3 records- SPFv=spf1 ip4:136.239.50.58 ip4:173.235.87.162 ip4:72.52.238.74 ip4:23.25.168.1 ip4:173.235.35.210 include:spf.protection.outlook.com include:spf-us.tmes.trendmicro.com include:spfa.cpmails.com -all
- v=verifydomain MS=2116414
- brevo-code:c113c566000baaa270e7c9635eca629f
Full email verification for jacksonheart.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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