Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bonerstern.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 16:10:20 UTC · ↺ Refresh
MX Hostnames
- mx2.bonerstern.omd3.com
- mx3.bonerstern.omd3.com
- mx1.bonerstern.omd3.com
MX Priorities
- mx2.bonerstern.omd3.com: 20
- mx1.bonerstern.omd3.com: 10
- mx3.bonerstern.omd3.com: 30
A / AAAA Records
- 199.242.177.21 ↩ www1.omd3.com
Mail Server IPs
- 38.114.114.192 ↩ lax3.omd3.com
- 199.242.177.7 ↩ mta2.omd3.com
- 172.99.190.195 ↩ 195-190-99-172.clients.gthost.com
SOA Record
Raw SOA
dns1.omd3.com admin.omd3.com 1 28800 900 604800 300
Primary NS (mname)
dns1.omd3.com
Admin Email (rname)
admin@omd3.com
Serial
1
Refresh
28800s
Retry
900s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
dns2.omd3.com
dns1.omd3.com
dns3.omd3.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
2 records- MS=ms10055977
- SPFv=spf1 include:spf.protection.outlook.com -all
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