usspecialtylabs.com

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
usspecialtylabs.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-17 21:34:12 UTC · ↺ Refresh

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MX Hostnames

  • smtp1-mke.securence.com
  • smtp1-msp.securence.com

MX Priorities

  • smtp1-mke.securence.com: 20
  • smtp1-msp.securence.com: 10

A / AAAA Records

  • 45.40.146.94 ↩ 94.146.40.45.host.secureserver.net

Mail Server IPs

  • 216.17.3.48 ↩ smtp1.msp.securence.com

SOA Record

Raw SOA ns1.dotster.com dnsadmin.dotster.com 2012110127 10800 3600 604800 3600
Primary NS (mname)
ns1.dotster.com
Admin Email (rname)
dnsadmin@dotster.com
Serial
2012110127
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns1.dotster.com
ns2.dotster.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.securence.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 4 found
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

7 records
  • SPFv=spf1 include:spf.protection.outlook.com include:spf.securence.com -all
  • 4r9a6v42fhne3upge1tihgvjvh
  • 9o5edubgc48b0pihmkl7qvdh3
  • MS=ms30890080
  • hilg62gseue12f0p2oq1q3us61
  • google-site-verification=H28BUlaaGVH8U5EFOGn02ZZbp2FPQvtVwDadgJqTumY
  • osgit6jq87sbh6ehj0srfahgtd
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