Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
duallheating.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 11:57:16 UTC · ↺ Refresh
MX Hostnames
- duallheating-com.mail.protection.outlook.com
MX Priorities
- duallheating-com.mail.protection.outlook.com: 0
A / AAAA Records
- 204.13.111.44 ↩ vmw01.imarketsolutions.com
Mail Server IPs
No IPs resolved.
SOA Record
Raw SOA
ns11.imarketsolutions.com cpanel.imarketsolutions.com 2026021801 3600 1800 1209600 86400
Primary NS (mname)
ns11.imarketsolutions.com
Admin Email (rname)
cpanel@imarketsolutions.com
Serial
2026021801
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns11.imarketsolutions.com
ns12.imarketsolutions.com
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +ip4:204.13.111.44 +ip4:199.180.184.136 +include:emsd1.com +include:spf.protection.outlook.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
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- MS=ms29967236
- SPFv=spf1 +a +mx +ip4:204.13.111.44 +ip4:199.180.184.136 +include:emsd1.com +include:spf.protection.outlook.com -all
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