rpaa.com

Valid Email Server
Domain Lookup › rpaa.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rpaa.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-20 19:35:54 UTC · ↺ Refresh

MX Hostnames

  • rpaa-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 76.223.34.124 ↩ aa089eb6179d1ae2b.awsglobalaccelerator.com
  • 13.248.160.137 ↩ aa089eb6179d1ae2b.awsglobalaccelerator.com

Mail Server IPs

  • 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
  • 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
  • 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
  • 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
  • 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA ns11.constellix.com dns.constellix.com 2015010105 43200 3600 1209600 180
Primary NS (mname)
ns11.constellix.com
Admin Email (rname)
dns@constellix.com
Serial
2015010105
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s

Nameservers (NS)

ns61.constellix.net
ns11.constellix.com
ns21.constellix.com
ns31.constellix.com
ns41.constellix.net
ns51.constellix.net

SPF Record

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

✗ 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.protection.outlook.com -all
  • MS=ms62983952
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