hornbrook.com

Valid Email Server
Domain Lookup › hornbrook.com

Domain Overview

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

Checked via [email protected] · 2026-03-23 01:17:12 UTC · ↺ Refresh

MX Hostnames

  • hornbrook-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 100.24.208.97 ↩ staticip2.multiscreensite.com
  • 35.172.94.1 ↩ staticip.multiscreensite.com

Mail Server IPs

  • 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
  • 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
  • 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
  • 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
  • 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
  • 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com

SOA Record

Raw SOA dns1.name-services.com info.name-services.com 1735399802 172800 900 1814400 300
Primary NS (mname)
dns1.name-services.com
Admin Email (rname)
info@name-services.com
Serial
1735399802
Refresh
172800s
Retry
900s
Expire
1814400s
Minimum TTL
300s

Nameservers (NS)

dns4.name-services.com
dns2.name-services.com
dns1.name-services.com
dns3.name-services.com
dns5.name-services.com

SPF Record

✓ Strict (-all)
v=spf1 include:secureserver.net -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

✗ 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

3 records
  • google-site-verification=v5I28IeKA4SWGjDYcwyC2LfKRNEuTO0hkXNfK3TqnTQ
  • SPFv=spf1 include:secureserver.net -all
  • MS=ms13957007
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