Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
of.optum.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 08:17:39 UTC · ↺ Refresh
MX Hostnames
- mxa-0077b904.gslb.pphosted.com
- mxb-0077b904.gslb.pphosted.com
MX Priorities
- mxa-0077b904.gslb.pphosted.com: 5
- mxb-0077b904.gslb.pphosted.com: 5
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 148.163.154.29 ↩ mx0b-0077b904.pphosted.com
- 148.163.150.77 ↩ mx0a-0077b904.pphosted.com
SOA Record
No SOA record found.
Nameservers (NS)
No nameservers found.
SPF Record
✓ Strict (-all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; ri=3600; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- 19d7992c-34d6-48e6-b5f4-158483af0a65
- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
- google-site-verification=xVNmYeN_me2i5WlMm5aJn7YG4A_CMPUI4pF_WK0U3tQ
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