Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
oahctmd.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 07:16:23 UTC · ↺ Refresh
MX Hostnames
- d56122a.ess.barracudanetworks.com
- d56122b.ess.barracudanetworks.com
MX Priorities
- d56122b.ess.barracudanetworks.com: 20
- d56122a.ess.barracudanetworks.com: 10
A / AAAA Records
- 35.229.123.144 ↩ 144.123.229.35.bc.googleusercontent.com
Mail Server IPs
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns77.domaincontrol.com dns.jomax.net 2025101400 28800 7200 604800 600
Primary NS (mname)
ns77.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025101400
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns77.domaincontrol.com
ns78.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf-002a6502.pphosted.com include:spf-000cda51.pphosted.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- duo_sso_verification=JP6lj6CByhfSWwzm5ANg1oQYwLptsNkrH69gqllrDwmkRN2TzEaJMt4S9ol6k4u4
- SPFv=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf-002a6502.pphosted.com include:spf-000cda51.pphosted.com -all
- apple-domain-verification=o3WHH5CokyD3rcX2
- brevo-code:8ee260384f95edfa71092dd504b92768
Full email verification for oahctmd.com
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