Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
usheating.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 08:43:39 UTC · ↺ Refresh
MX Hostnames
- usheating-com.mail.protection.outlook.com
MX Priorities
- usheating-com.mail.protection.outlook.com: 0
A / AAAA Records
- 216.239.32.21 ↩ any-in-2015.1e100.net
- 216.239.38.21 ↩ any-in-2615.1e100.net
- 216.239.34.21
- 216.239.36.21
- 2001:4860:4802:36::15
- 2001:4860:4802:38::15
- 2001:4860:4802:32::15
- 2001:4860:4802:34::15
Mail Server IPs
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
ns51.domaincontrol.com dns.jomax.net 2023052600 28800 7200 604800 600
Primary NS (mname)
ns51.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2023052600
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns52.domaincontrol.com
ns51.domaincontrol.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
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=ms58423222
- google-site-verification=EplFBfpC5vEYVxdZajpEXJyYpumcpMYSxW0puw0Htu0
- SPFv=spf1 include:spf.protection.outlook.com -all
Full email verification for usheating.com
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