curtisinc.com

Valid Email Server
Domain Lookup › curtisinc.com

Domain Overview

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

Checked via [email protected] · 2026-03-21 01:57:50 UTC · ↺ Refresh

MX Hostnames

  • mx1-us1.ppe-hosted.com
  • mx2-us1.ppe-hosted.com
  • curtisinc-com.mail.protection.outlook.com

MX Priorities

  • mx1-us1.ppe-hosted.com: 40
  • curtisinc-com.mail.protection.outlook.com: 10
  • mx2-us1.ppe-hosted.com: 50

A / AAAA Records

  • 65.254.248.202

Mail Server IPs

  • 148.163.129.50 ↩ mx1-us1.ppe-hosted.com
  • 67.231.154.162 ↩ mx1-us1.ppe-hosted.com
  • 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
  • 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
  • 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
  • 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
  • 148.163.129.51
  • 67.231.154.163

SOA Record

Raw SOA ns1.yourhostingaccount.com admin.yourhostingaccount.com 2010012238 10800 3600 604800 3600
Primary NS (mname)
ns1.yourhostingaccount.com
Admin Email (rname)
admin@yourhostingaccount.com
Serial
2010012238
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns1.yourhostingaccount.com
ns2.yourhostingaccount.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:66.162.112.170 -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

✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

3 records
  • MS=ms94929524
  • SPFv=spf1 include:spf.protection.outlook.com ip4:66.162.112.170 -all
  • ppe-b47d84a528d2abdf7aed
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