ddsrubicon.com

Valid Email Server
Domain Lookup › ddsrubicon.com

Domain Overview

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

Checked via [email protected] · 2026-03-28 12:14:08 UTC · ↺ Refresh

MX Hostnames

  • ddsrubicon-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 44.224.31.224 ↩ ec2-44-224-31-224.us-west-2.compute.amazonaws.com

Mail Server IPs

  • 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
  • 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
  • 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
  • 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
  • 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f903:: (no PTR)

SOA Record

Raw SOA ns-1065.awsdns-05.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1065.awsdns-05.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1065.awsdns-05.org
ns-1910.awsdns-46.co.uk
ns-213.awsdns-26.com
ns-677.awsdns-20.net

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.wdsolutions.com include:spf.secureserver.net ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

3 records
  • NETORGFT5502111.onmicrosoft.com
  • google-site-verification=M4uqeRVo73tiDif6XbeCDsa2t-4Y0VwuLDUueIvnKTU
  • SPFv=spf1 include:spf.wdsolutions.com include:spf.secureserver.net ~all
Full email verification for ddsrubicon.com

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