tbiginc.com

Valid Email Server
Domain Lookup › tbiginc.com

Domain Overview

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

Checked via [email protected] · 2026-03-18 23:01:45 UTC · ↺ Refresh

MX Hostnames

  • east.smtp.exch083.serverdata.net
  • west.smtp.exch083.serverdata.net

MX Priorities

  • east.smtp.exch083.serverdata.net: 0
  • west.smtp.exch083.serverdata.net: 10

A / AAAA Records

  • 54.85.200.131 ↩ ec2-54-85-200-131.compute-1.amazonaws.com
  • 54.164.9.107 ↩ ec2-54-164-9-107.compute-1.amazonaws.com

Mail Server IPs

  • 162.216.194.241 ↩ east.smtp.exch083.serverdata.net
  • 199.193.205.130 ↩ west.smtp.exch083.serverdata.net

SOA Record

Raw SOA ns79.worldnic.com namehost.worldnic.com 122072014 10800 3600 604800 3600
Primary NS (mname)
ns79.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
122072014
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns79.worldnic.com
ns80.worldnic.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:mailgun.org include:spf.serverdata.net ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

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

1 record
  • SPFv=spf1 include:mailgun.org include:spf.serverdata.net ~all
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