Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sac.edu
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 05:59:14 UTC · ↺ Refresh
MX Hostnames
- mx0a-0031c602.pphosted.com
- mx0b-0031c602.pphosted.com
MX Priorities
- mx0b-0031c602.pphosted.com: 10
- mx0a-0031c602.pphosted.com: 10
A / AAAA Records
- 216.21.13.155 ↩ 216-21-13-155.customer.totaluptime.net
Mail Server IPs
- 205.220.181.18 ↩ mx0b-0031c602.pphosted.com
- 205.220.169.18 ↩ mx0a-0031c602.pphosted.com
SOA Record
Raw SOA
ns-397.awsdns-49.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-397.awsdns-49.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1876.awsdns-42.co.uk
ns-397.awsdns-49.com
ns-554.awsdns-05.net
ns-1478.awsdns-56.org
SPF Record
✓ Strict (-all)
v=spf1 include:_s00580763.autospf.email -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:_s00580763.autospf.email -all
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