johnsonboiler.com

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

Domain Overview

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

Checked via [email protected] · 2026-05-20 23:45:35 UTC · ↺ Refresh

MX Hostnames

  • johnsonboiler-com.mail.protection.outlook.com

MX Priorities

No priority data.

A / AAAA Records

  • 141.193.213.11
  • 141.193.213.10

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

cory.ns.cloudflare.com
aria.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -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
  • MS=ms33957485
  • apple-domain-verification=RfubsCm35ESrTr8P
  • SPFv=spf1 include:spf.protection.outlook.com -all
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