Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
geraldnell.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 18:38:56 UTC · ↺ Refresh
MX Hostnames
- geraldnell-com.mail.protection.outlook.com
MX Priorities
- geraldnell-com.mail.protection.outlook.com: 0
A / AAAA Records
- 35.197.81.185 ↩ 185.81.197.35.bc.googleusercontent.com
Mail Server IPs
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns89.worldnic.com namehost.worldnic.com 124041611 10800 3600 604800 3600
Primary NS (mname)
ns89.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
124041611
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns90.worldnic.com
ns89.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:12.145.167.162 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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
2 records- MS=ms96024955
- SPFv=spf1 ip4:12.145.167.162 include:spf.protection.outlook.com -all
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