3drealestate.co

Valid Email Server
Domain Lookup › 3drealestate.co

Domain Overview

DNS: ✓ 29d ago Checker: ✓ 29d ago
3drealestate.co
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-08 11:14:13 UTC · ↺ Refresh

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MX Hostnames

  • mx3-usg2.ppe-hosted.com
  • mx2-usg2.ppe-hosted.com
  • mx1-usg2.ppe-hosted.com

MX Priorities

  • mx2-usg2.ppe-hosted.com: 0
  • mx3-usg2.ppe-hosted.com: 0
  • mx1-usg2.ppe-hosted.com: 0

A / AAAA Records

  • 52.85.31.74 ↩ server-52-85-31-74.jfk50.r.cloudfront.net
  • 52.85.31.126 ↩ server-52-85-31-126.jfk50.r.cloudfront.net
  • 52.85.31.58 ↩ server-52-85-31-58.jfk50.r.cloudfront.net
  • 52.85.31.67 ↩ server-52-85-31-67.jfk50.r.cloudfront.net

Mail Server IPs

  • 23.21.114.81 ↩ mx2-usg2.ppe-hosted.com
  • 34.231.165.252 ↩ mx3-usg2.ppe-hosted.com
  • 98.85.123.215 ↩ mx1-usg2.ppe-hosted.com

SOA Record

Raw SOA ns-238.awsdns-29.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-238.awsdns-29.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-941.awsdns-53.net
ns-1241.awsdns-27.org
ns-1867.awsdns-41.co.uk
ns-238.awsdns-29.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf-usg2.ppe-hosted.com include:secureserver.net ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate 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

2 records
  • SPFv=spf1 include:_spf-usg2.ppe-hosted.com include:secureserver.net ~all
  • NETORGFT7556222.onmicrosoft.com
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