Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
markmiller.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 07:30:19 UTC · ↺ Refresh
MX Hostnames
- d312750a.ess.barracudanetworks.com
- d312750b.ess.barracudanetworks.com
MX Priorities
- d312750b.ess.barracudanetworks.com: 0
- d312750a.ess.barracudanetworks.com: 10
A / AAAA Records
- 23.44.201.40 ↩ a23-44-201-40.deploy.static.akamaitechnologies.com
- 23.44.201.22 ↩ a23-44-201-22.deploy.static.akamaitechnologies.com
- 2600:141b:1c00:20::1730:e0aa ↩ g2600-141b-1c00-0020-0000-0000-1730-e0aa.deploy.static.akamaitechnologies.com
- 2600:141b:1c00:20::1730:e0af ↩ g2600-141b-1c00-0020-0000-0000-1730-e0af.deploy.static.akamaitechnologies.com
Mail Server IPs
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns1.dealer.com hostmaster.dealer.com 2013010354 7200 7200 1209600 7200
Primary NS (mname)
ns1.dealer.com
Admin Email (rname)
hostmaster@dealer.com
Serial
2013010354
Refresh
7200s
Retry
7200s
Expire
1209600s
Minimum TTL
7200s
Nameservers (NS)
ns2.dealer.com
ns1.dealer.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:64.78.194.64/26 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:mail4.motosnap.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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 ip4:64.78.194.64/26 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:mail4.motosnap.com -all
- MS=ms64695010
- apple-domain-verification=HhpyNJiOQfhhvyEA
Full email verification for markmiller.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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