Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
usphs.gov
No
None
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 14:40:44 UTC · ↺ Refresh
MX Hostnames
No MX records found.
MX Priorities
No priority data.
A / AAAA Records
- 18.254.83.207 ↩ ec2-18-254-83-207.us-gov-east-1.compute.amazonaws.com
- 16.64.74.180 ↩ ec2-16-64-74-180.us-gov-east-1.compute.amazonaws.com
Mail Server IPs
No IPs resolved.
SOA Record
Raw SOA
ns11.hhs.gov hostmaster.psc.hhs.gov 2026021702 10800 1200 2592000 3600
Primary NS (mname)
ns11.hhs.gov
Admin Email (rname)
hostmaster@psc.hhs.gov
Serial
2026021702
Refresh
10800s
Retry
1200s
Expire
2592000s
Minimum TTL
3600s
Nameservers (NS)
ns11.hhs.gov
ns12.hhs.gov
SPF Record
✗ Invalid
v=spf1 -all
📊 DNS lookups: 0/10
⚠ Strict -all with no allowed senders — no servers can send email for this domain.
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; ri=3600; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],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
2 records- identrust_validate=cFOo1dv+dz68Mn9RaG2b3glPm/93rMttMErFt+KKri7V
- SPFv=spf1 -all
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