Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mcmullenhvac.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 12:42:41 UTC · ↺ Refresh
MX Hostnames
- maila47.newtekwebhosting.com
MX Priorities
- maila47.newtekwebhosting.com: 0
A / AAAA Records
- 216.197.112.147 (no PTR)
Mail Server IPs
- 216.119.106.155 ↩ maila47.newtekwebhosting.com
SOA Record
Raw SOA
ns3.newtekdns.com administrator.newtekwebhosting.com 12 900 600 86400 3600
Primary NS (mname)
ns3.newtekdns.com
Admin Email (rname)
administrator@newtekwebhosting.com
Serial
12
Refresh
900s
Retry
600s
Expire
86400s
Minimum TTL
3600s
Nameservers (NS)
ns3.newtekdns.com
ns4.newtekdns.com
SPF Record
✓ Strict (-all)
v=spf1 a mx/24 ip4:63.134.207.1/24 ip4:216.119.125.146 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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 a mx/24 ip4:63.134.207.1/24 ip4:216.119.125.146 -all
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