auxiliaries.usc.edu

Valid Email Server
Domain Lookup › auxiliaries.usc.edu

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
auxiliaries.usc.edu
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 19:09:03 UTC · ↺ Refresh

MX Hostnames

  • mx0b-00164701.pphosted.com
  • mx0a-00164701.pphosted.com

MX Priorities

  • mx0b-00164701.pphosted.com: 50
  • mx0a-00164701.pphosted.com: 50

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 67.231.157.15 ↩ mx0b-00164701.pphosted.com
  • 67.231.149.15 ↩ mx0a-00164701.pphosted.com

SOA Record

Raw SOA ns0037.secondary.cloudflare.com root.usc.edu 703874511 3600 1800 360000 3600
Primary NS (mname)
ns0037.secondary.cloudflare.com
Admin Email (rname)
root@usc.edu
Serial
703874511
Refresh
3600s
Retry
1800s
Expire
360000s
Minimum TTL
3600s

Nameservers (NS)

ns0191.secondary.cloudflare.com
ns0055.secondary.cloudflare.com

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

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

No TXT records found.

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