Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cdrealtyservices.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 20:05:59 UTC · ↺ Refresh
MX Hostnames
- mx.linkumail.com
MX Priorities
- mx.linkumail.com: 10
A / AAAA Records
- 66.171.255.131 ↩ panamera2.linkusystems.net
Mail Server IPs
- 208.70.135.145 ↩ mx43.electric.net
SOA Record
Raw SOA
ns1.linkusystems.net webmaster.linkusystems.net 2018011301 10800 3600 777600 3600
Primary NS (mname)
ns1.linkusystems.net
Admin Email (rname)
webmaster@linkusystems.net
Serial
2018011301
Refresh
10800s
Retry
3600s
Expire
777600s
Minimum TTL
3600s
Nameservers (NS)
ns2.linkusystems.net
ns1.linkusystems.net
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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