aupr.edu

Valid Email Server
Domain Lookup › aupr.edu

Domain Overview

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

Checked via [email protected] · 2026-03-20 23:51:20 UTC · ↺ Refresh

MX Hostnames

  • aupr-edu.mail.protection.outlook.com

MX Priorities

  • aupr-edu.mail.protection.outlook.com: 0

A / AAAA Records

  • 45.79.5.212 ↩ li1104-212.members.linode.com

Mail Server IPs

  • 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
  • 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
  • 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
  • 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
  • 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
  • 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
  • 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.developerscourt.com box.torresvellon.com 2026020304 3600 1800 1209600 86400
Primary NS (mname)
ns1.developerscourt.com
Admin Email (rname)
box@torresvellon.com
Serial
2026020304
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns1.developerscourt.com
ns2.developerscourt.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:45.79.5.212 include:relay.mailbaby.net a ip4:45.56.68.39 include:spf.protection.outlook.com include:spf.regroup.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • google-site-verification=DsYUNApy4JW0WHiR6_e-oEE3Bk_wqdDgUOPhMds5TW4
  • SPFv=spf1 ip4:45.79.5.212 include:relay.mailbaby.net a ip4:45.56.68.39 include:spf.protection.outlook.com include:spf.regroup.com -all
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