Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
scusd.edu
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 16:32:46 UTC · ↺ Refresh
MX Hostnames
- mxb-00364701.gslb.pphosted.com
- mxa-00364701.gslb.pphosted.com
MX Priorities
- mxa-00364701.gslb.pphosted.com: 10
- mxb-00364701.gslb.pphosted.com: 10
A / AAAA Records
- 104.17.71.73 (no PTR)
- 2620:12a:800::2 (no PTR)
Mail Server IPs
- 148.163.135.70 ↩ mx0a-00364701.pphosted.com
- 148.163.139.70 ↩ mx0b-00364701.pphosted.com
SOA Record
Raw SOA
ns1.scusd.edu root.scusd.edu 2010103487 10800 3600 1209600 86400
Primary NS (mname)
ns1.scusd.edu
Admin Email (rname)
root@scusd.edu
Serial
2010103487
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns100.digicertdns.com
ns1.scusd.edu
ns102.digicertdns.com
ns101.digicertdns.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
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 6 found
google._domainkey
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
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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