gibraltarinc.com

Valid Email Server
Domain Lookup › gibraltarinc.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
gibraltarinc.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 03:37:29 UTC · ↺ Refresh

MX Hostnames

  • gibraltarinc-com.mail.protection.outlook.com

MX Priorities

  • gibraltarinc-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 172.67.130.117 (no PTR)
  • 104.21.3.73 (no PTR)
  • 2606:4700:3035::ac43:8275
  • 2606:4700:3037::6815:349

Mail Server IPs

  • 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
  • 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
  • 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
  • 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
  • 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
  • 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
  • 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com

SOA Record

Raw SOA hunts.ns.cloudflare.com dns.cloudflare.com 2397411540 10000 2400 604800 1800
Primary NS (mname)
hunts.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397411540
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

zariyah.ns.cloudflare.com
hunts.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:209.17.115.42 ip4:24.176.41.146 ip4:12.184.90.146 include:spf.protection.outlook.com include:47186345.spf08.hubspotemail.net include:webbycards.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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 ip4:209.17.115.42 ip4:24.176.41.146 ip4:12.184.90.146 include:spf.protection.outlook.com include:47186345.spf08.hubspotemail.net include:webbycards.com -all
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