Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
crownproconstruction.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 12:28:39 UTC · ↺ Refresh
MX Hostnames
- ismtp.copper.everyone.net
MX Priorities
- ismtp.copper.everyone.net: 0
A / AAAA Records
- 199.180.140.12 (no PTR)
- 199.180.140.11 (no PTR)
Mail Server IPs
- 64.29.151.236 ↩ mx1c40.carrierzone.com
SOA Record
Raw SOA
ns1.systemdns.com hostmaster.systemdns.com 1736781514 604800 86400 300 60
Primary NS (mname)
ns1.systemdns.com
Admin Email (rname)
hostmaster@systemdns.com
Serial
1736781514
Refresh
604800s
Retry
86400s
Expire
300s
Minimum TTL
60s
Nameservers (NS)
ns2.systemdns.com
ns1.systemdns.com
ns3.systemdns.com
SPF Record
✗ MissingNo SPF record — domain is unprotected against spoofing.
⚠ No SPF record found. Email servers cannot verify authorized senders.
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
No TXT records found.
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