highefficiencyinc.com

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
highefficiencyinc.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-20 22:45:01 UTC · ↺ Refresh

MX Hostnames

  • mx2.larksuite.com
  • mx3.larksuite.com
  • mx1.larksuite.com

MX Priorities

No priority data.

A / AAAA Records

  • 170.249.209.242

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns14.domaincontrol.com
ns13.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 +include:spf.onlarksuite.com include:_spf.mailersend.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; sp=none; pct=100; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

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

4 records
  • google-site-verification=9d4QSdImam3D2b7Ts2qRfSfd4kcDsX4ypyL8yYMHaYE
  • NETORGFT11241444.onmicrosoft.com
  • verification-code-site-App_lark=Q9sjWGdackYh1N9M5rVW
  • SPFv=spf1 +include:spf.onlarksuite.com include:_spf.mailersend.net -all
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