fassbergconstruction.com

Valid Email Server
Domain Lookup › fassbergconstruction.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
fassbergconstruction.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-24 22:41:15 UTC · ↺ Refresh

MX Hostnames

  • fassbergconstruction-com.mail.protection.outlook.com

MX Priorities

  • fassbergconstruction-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 15.197.148.33 ↩ a2aa9ff50de748dbe.awsglobalaccelerator.com
  • 3.33.130.190 ↩ a2aa9ff50de748dbe.awsglobalaccelerator.com

Mail Server IPs

  • 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
  • 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
  • 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
  • 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com

SOA Record

Raw SOA ns13.domaincontrol.com dns.jomax.net 2023121300 28800 7200 604800 600
Primary NS (mname)
ns13.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2023121300
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns14.domaincontrol.com
ns13.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

✗ Missing

No 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
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • MS=ms60784073
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