Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ohheating.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 03:41:44 UTC · ↺ Refresh
MX Hostnames
- d145893a.ess.barracudanetworks.com
- d145893b.ess.barracudanetworks.com
MX Priorities
- d145893a.ess.barracudanetworks.com: 10
- d145893b.ess.barracudanetworks.com: 20
A / AAAA Records
- 34.149.86.124 ↩ 124.86.149.34.bc.googleusercontent.com
Mail Server IPs
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns03.domaincontrol.com dns.jomax.net 2025031000 28800 7200 604800 600
Primary NS (mname)
ns03.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025031000
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns03.domaincontrol.com
ns04.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:71.67.21.131 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:asp-spf1.yardi.com include:asp-spf2.yardi.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
2 records- SPFv=spf1 ip4:71.67.21.131 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:asp-spf1.yardi.com include:asp-spf2.yardi.com -all
- v=verifydomain MS=2790605
Full email verification for ohheating.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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