stceciliadallas.org

Valid Email Server
Domain Lookup › stceciliadallas.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
stceciliadallas.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-27 20:09:58 UTC · ↺ Refresh

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MX Hostnames

  • stceciliadallas-org.mail.protection.outlook.com

MX Priorities

  • stceciliadallas-org.mail.protection.outlook.com: 0

A / AAAA Records

  • 52.21.5.176 ↩ ec2-52-21-5-176.compute-1.amazonaws.com
  • 35.171.57.87 ↩ ec2-35-171-57-87.compute-1.amazonaws.com

Mail Server IPs

  • 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
  • 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
  • 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
  • 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.bdm.microsoftonline.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1.bdm.microsoftonline.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s

Nameservers (NS)

ns1.bdm.microsoftonline.com
ns2.bdm.microsoftonline.com
ns3.bdm.microsoftonline.com
ns4.bdm.microsoftonline.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:67.210.239.37 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ 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 ip4:67.210.239.37 include:spf.protection.outlook.com ~all
  • mscid=mDKD0G9i4yLcsfn9b5348XPFfsRV5VjYhcyyPNsRjokiN4RLpLkW5oISFXBBN20tulFYKiLS+XwT9EMpBNukAw==
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