Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
billsheatingairconditioning.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 17:33:48 UTC · ↺ Refresh
MX Hostnames
- billsheatingairconditioning-com.mail.protection.outlook.com
MX Priorities
- billsheatingairconditioning-com.mail.protection.outlook.com: 10
A / AAAA Records
- 173.236.141.37 ↩ apache2-vat.iad1-shared-e1-16.dreamhost.com
Mail Server IPs
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.dreamhost.com hostmaster.dreamhost.com 2026022503 17805 600 1814400 60
Primary NS (mname)
ns1.dreamhost.com
Admin Email (rname)
hostmaster@dreamhost.com
Serial
2026022503
Refresh
17805s
Retry
600s
Expire
1814400s
Minimum TTL
60s
Nameservers (NS)
ns2.dreamhost.com
ns3.dreamhost.com
ns1.dreamhost.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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- MS=ms38942571
- SPFv=spf1 include:spf.protection.outlook.com -all
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