Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
pam.usc.edu
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 19:12:44 UTC · ↺ Refresh
MX Hostnames
- mx0b-00164701.pphosted.com
- mx0a-00164701.pphosted.com
MX Priorities
- mx0a-00164701.pphosted.com: 50
- mx0b-00164701.pphosted.com: 50
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 67.231.149.15 ↩ mx0a-00164701.pphosted.com
- 67.231.157.15 ↩ mx0b-00164701.pphosted.com
SOA Record
Raw SOA
ns0037.secondary.cloudflare.com root.usc.edu 703874501 3600 1800 360000 3600
Primary NS (mname)
ns0037.secondary.cloudflare.com
Admin Email (rname)
root@usc.edu
Serial
703874501
Refresh
3600s
Retry
1800s
Expire
360000s
Minimum TTL
3600s
Nameservers (NS)
ns0191.secondary.cloudflare.com
ns0055.secondary.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo 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
1 record- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
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