sentinelinvestments.com

Valid Email Server
Domain Lookup › sentinelinvestments.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
sentinelinvestments.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 02:06:30 UTC · ↺ Refresh

MX Hostnames

  • mxa-00043401.gslb.pphosted.com
  • mxb-00043401.gslb.pphosted.com

MX Priorities

  • mxb-00043401.gslb.pphosted.com: 10
  • mxa-00043401.gslb.pphosted.com: 10

A / AAAA Records

  • 160.109.125.164 (no PTR)

Mail Server IPs

  • 148.163.140.145 ↩ mx0b-00043401.pphosted.com

SOA Record

Raw SOA a1-165.akam.net dnsadmin.nationallife.com 2020051818 7200 1800 1209600 7200
Primary NS (mname)
a1-165.akam.net
Admin Email (rname)
dnsadmin@nationallife.com
Serial
2020051818
Refresh
7200s
Retry
1800s
Expire
1209600s
Minimum TTL
7200s

Nameservers (NS)

a28-64.akam.net
a5-67.akam.net
a16-67.akam.net
a1-165.akam.net
a11-66.akam.net
a2-64.akam.net

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; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No 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

7 records
  • adobe-idp-site-verification=8725f68a211ebddcf219e2d5b99fdb9c93962299180a77b8a0e6bcb527b99cd7
  • e+zQ0lNsp1MFUMtmZKnWHR1eoXvzouqCaJ2+eL2cKegYU4/6ridTCTaCKwlYQ3q+1M3MXXqdzMYEaIU8DrS6Vw==
  • MS=ms78422449
  • docusign=de5456a5-39b1-44c6-bfb1-41a1ecde7047
  • _w3zcozqhqmtzr4le7f37k078ucv4kl4
  • SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
  • _tf2a9khu3sly4t7jk1f4u21odnbqbag
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