lumber1.com

Valid Email Server
Domain Lookup › lumber1.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
lumber1.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-06-03 07:39:57 UTC · ↺ Refresh

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MX Hostnames

  • lumber1-com.mail.protection.outlook.com

MX Priorities

  • lumber1-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 151.101.2.159 (no PTR)

Mail Server IPs

  • 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
  • 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
  • 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
  • 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
  • 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
  • 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
  • 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA ns93.worldnic.com namehost.worldnic.com 125091615 10800 3600 604800 3600
Primary NS (mname)
ns93.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125091615
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns93.worldnic.com
ns94.worldnic.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.serverdata.net include:spf.protection.outlook.com ip4:159.66.240.102 -all
📊 DNS lookups: 2/10
✓ 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=7SWIVGx30I0kq4z6Oj-GcPL1QleVhCKZleLr_X9eIqw
  • MS=ms23130823
  • SPFv=spf1 include:spf.serverdata.net include:spf.protection.outlook.com ip4:159.66.240.102 -all
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