Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
pennstatehealth.org
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 11:42:07 UTC · ↺ Refresh
MX Hostnames
- mxb-0034e501.gslb.pphosted.com
- mxa-0034e501.gslb.pphosted.com
MX Priorities
- mxa-0034e501.gslb.pphosted.com: 10
- mxb-0034e501.gslb.pphosted.com: 10
A / AAAA Records
- 172.64.145.135 (no PTR)
- 104.18.42.121 (no PTR)
Mail Server IPs
- 148.163.144.151 ↩ mx0a-0034e501.pphosted.com
- 148.163.140.151 ↩ mx0b-0034e501.pphosted.com
SOA Record
Raw SOA
primary.guardeddns.net dns-admin.guardeddns.net 294 28800 450 1209600 900
Primary NS (mname)
primary.guardeddns.net
Admin Email (rname)
dns-admin@guardeddns.net
Serial
294
Refresh
28800s
Retry
450s
Expire
1209600s
Minimum TTL
900s
Nameservers (NS)
ns1.omnis.com
ns2.omnis.com
ns3.omnis.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.act-on.net -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 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
3 records- MS=ms26776404
- SPFv=spf1 include:_spf.act-on.net -all
- ca3-b5f04f96a41248f095b964cea8102886
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