mail.incorporate.hrblock.com

Valid Email Server
Domain Lookup › mail.incorporate.hrblock.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
mail.incorporate.hrblock.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-02 09:18:28 UTC · ↺ Refresh

MX Hostnames

  • mail-incorporate-hrblock-com.mail.protection.outlook.com

MX Priorities

  • mail-incorporate-hrblock-com.mail.protection.outlook.com: 0

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
  • 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
  • 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
  • 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com

SOA Record

No SOA record found.

Nameservers (NS)

No nameservers found.

SPF Record

✓ Strict (-all)
v=spf1 a mx ip4:168.137.100.125 ip4:168.137.64.32/28 ip4:168.137.100.165 ip4:168.137.100.166 ip4:168.137.100.120 include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ 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

1 record
  • SPFv=spf1 a mx ip4:168.137.100.125 ip4:168.137.64.32/28 ip4:168.137.100.165 ip4:168.137.100.166 ip4:168.137.100.120 include:spf.protection.outlook.com -all
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