smheating.com

Valid Email Server
Domain Lookup › smheating.com

Domain Overview

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

Checked via [email protected] · 2026-03-20 05:56:43 UTC · ↺ Refresh

MX Hostnames

  • mail.smheating.com

MX Priorities

  • mail.smheating.com: 10

A / AAAA Records

  • 67.227.229.150 ↩ nimbus.omacomp.com

Mail Server IPs

  • 64.26.60.153 ↩ mx0.mfg.onr.siteprotect.com

SOA Record

Raw SOA a.dns.hostway.net hostmaster.siteprotect.com 2018060618 28800 7200 604800 300
Primary NS (mname)
a.dns.hostway.net
Admin Email (rname)
hostmaster@siteprotect.com
Serial
2018060618
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

b.dns.hostway.net
a.dns.hostway.net

SPF Record

✓ Soft Fail (~all)
v=spf1 ptr:mfg.siteprotect.com a:mx0.mfg.onr.siteprotect.com include:spf.serverdata.net ip4:64.41.126.240/28 ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate 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 ptr:mfg.siteprotect.com a:mx0.mfg.onr.siteprotect.com include:spf.serverdata.net ip4:64.41.126.240/28 ~all
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