hubbusiness.tech

Valid Email Server
Domain Lookup › hubbusiness.tech

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
hubbusiness.tech
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-31 05:09:19 UTC · ↺ Refresh

MX Hostnames

  • hubbusiness-tech.mail.protection.outlook.com

MX Priorities

  • hubbusiness-tech.mail.protection.outlook.com: 0

A / AAAA Records

  • 108.179.192.94 ↩ br660-ip05.hostgator.com.br

Mail Server IPs

  • 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
  • 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
  • 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
  • 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
  • 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
  • 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com

SOA Record

Raw SOA ns660.hostgator.com.br root.br660.hostgator.com.br 2026033100 86400 7200 3600000 86400
Primary NS (mname)
ns660.hostgator.com.br
Admin Email (rname)
root@br660.hostgator.com.br
Serial
2026033100
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s

Nameservers (NS)

ns660.hostgator.com.br
ns661.hostgator.com.br

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default

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

All TXT Records

5 records
  • ns2.bdm.microsoftonline.com.
  • ns3.bdm.microsoftonline.com.
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • ns4.bdm.microsoftonline.com.
  • ns1.bdm.microsoftonline.com.
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