insulationsei.com

Valid Email Server
Domain Lookup › insulationsei.com

Domain Overview

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

Checked via [email protected] · 2026-03-21 20:57:26 UTC · ↺ Refresh

MX Hostnames

  • insulationsei-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 141.193.213.10 (no PTR)
  • 141.193.213.11 (no PTR)

Mail Server IPs

  • 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
  • 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
  • 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
  • 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
  • 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
  • 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
  • 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com

SOA Record

Raw SOA ns53.domaincontrol.com dns.jomax.net 2026021700 28800 7200 604800 3600
Primary NS (mname)
ns53.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026021700
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns54.domaincontrol.com
ns53.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 include:secureserver.net -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

✗ None detected

No 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

6 records
  • google-site-verification=hVp27ZMrIg4npWBmApur9_8u0Z7VRoMVKejniv_wL0c
  • MS=E7279106628853CE2A5DFE611484934360CAB942
  • google-site-verification=uFVRre02Qv1sbeAIDrj26DHKdsmIjIMWJic97EQ-YrU
  • google-site-verification=XdGDKJS9JFsQcTe8VAsQc9DiaqE-FPnlI4r0GY1HevM
  • NETORGFT13837611.onmicrosoft.com
  • SPFv=spf1 include:secureserver.net -all
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