gbtv.com

Valid Email Server
Domain Lookup › gbtv.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
gbtv.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-22 19:56:45 UTC · ↺ Refresh

MX Hostnames

  • gbtv-com.mail.protection.outlook.com

MX Priorities

  • gbtv-com.mail.protection.outlook.com: 10

A / AAAA Records

  • 151.101.66.173 (no PTR)
  • 151.101.130.173 (no PTR)
  • 151.101.2.173
  • 151.101.194.173

Mail Server IPs

  • 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
  • 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
  • 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
  • 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:f903:: (no PTR)
  • 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA ns-758.awsdns-30.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-758.awsdns-30.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-101.awsdns-12.com
ns-1437.awsdns-51.org
ns-1741.awsdns-25.co.uk
ns-758.awsdns-30.net

SPF Record

✗ Invalid
v=spf1 -all
📊 DNS lookups: 0/10
⚠ Strict -all with no allowed senders — no servers can send email for this domain.

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=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

1 record
  • SPFv=spf1 -all
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