Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
insulproinsulation.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 08:37:40 UTC · ↺ Refresh
MX Hostnames
- mx4c25.carrierzone.com
- mx3c25.carrierzone.com
- mx1c25.carrierzone.com
- mx2c25.carrierzone.com
MX Priorities
- mx1c25.carrierzone.com: 10
- mx3c25.carrierzone.com: 110
- mx4c25.carrierzone.com: 120
- mx2c25.carrierzone.com: 100
A / AAAA Records
- 205.147.88.159 (no PTR)
Mail Server IPs
- 64.29.145.41 ↩ mx1c25.carrierzone.com
- 64.29.145.47 ↩ mx3c25.carrierzone.com
- 64.29.145.48 ↩ mx4c25.carrierzone.com
- 64.29.145.46 ↩ mx2c25.carrierzone.com
SOA Record
Raw SOA
ns0.directnic.com hostmaster.directnic.com 2014010215 28800 14400 604800 600
Primary NS (mname)
ns0.directnic.com
Admin Email (rname)
hostmaster@directnic.com
Serial
2014010215
Refresh
28800s
Retry
14400s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns2.directnic.com
ns3.directnic.com
ns1.directnic.com
ns0.directnic.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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