robertsheatingandcooling.com

Valid Email Server
Domain Lookup › robertsheatingandcooling.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
robertsheatingandcooling.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-28 09:46:06 UTC · ↺ Refresh

MX Hostnames

  • robertsheatingandcooling.com.mx1.fusemail.net
  • robertsheatingandcooling.com.mx3.fusemail.net
  • robertsheatingandcooling.com.mx2.fusemail.net

MX Priorities

  • robertsheatingandcooling.com.mx2.fusemail.net: 20
  • robertsheatingandcooling.com.mx3.fusemail.net: 30
  • robertsheatingandcooling.com.mx1.fusemail.net: 10

A / AAAA Records

  • 104.21.22.91 (no PTR)
  • 172.67.203.198 (no PTR)
  • 2606:4700:3033::ac43:cbc6 (no PTR)
  • 2606:4700:3030::6815:165b (no PTR)

Mail Server IPs

  • 208.70.135.145 ↩ mx43.electric.net
  • 208.70.135.237 ↩ mx43.electric.net
  • 208.70.135.116 ↩ mx43.electric.net

SOA Record

Raw SOA corey.ns.cloudflare.com dns.cloudflare.com 2399911637 10000 2400 604800 1800
Primary NS (mname)
corey.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399911637
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

corey.ns.cloudflare.com
kira.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:70.32.23.67 include:spf.supercp.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • MS=ms84944703
  • SPFv=spf1 +a +mx +ip4:70.32.23.67 include:spf.supercp.com include:spf.protection.outlook.com ~all
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