opteragroup.com

Valid Email Server
Domain Lookup › opteragroup.com

Domain Overview

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

Checked via [email protected] · 2026-03-23 16:27:04 UTC · ↺ Refresh

MX Hostnames

  • opteragroup-com.mail.protection.outlook.com

MX Priorities

  • opteragroup-com.mail.protection.outlook.com: 10

A / AAAA Records

  • 18.220.7.102 ↩ ec2-18-220-7-102.us-east-2.compute.amazonaws.com

Mail Server IPs

  • 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
  • 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
  • 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
  • 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
  • 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com

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-129.awsdns-16.com
ns-1653.awsdns-14.co.uk
ns-1014.awsdns-62.net
ns-1065.awsdns-05.org

SPF Record

✓ Strict (-all)
v=spf1 a:dispatch-us.ppe-hosted.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ 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

2 records
  • ppe-e196743218ab8658873f
  • SPFv=spf1 a:dispatch-us.ppe-hosted.com include:spf.protection.outlook.com -all
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