Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
atticinsulation-houston.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 01:55:28 UTC · ↺ Refresh
MX Hostnames
- _dc-mx.21e180a49aeb.atticinsulation-houston.com
MX Priorities
- _dc-mx.21e180a49aeb.atticinsulation-houston.com: 0
A / AAAA Records
- 104.21.4.78 (no PTR)
- 172.67.131.203 (no PTR)
- 2606:4700:3032::6815:44e (no PTR)
- 2606:4700:3031::ac43:83cb (no PTR)
Mail Server IPs
- 104.237.142.218 ↩ li839-218.members.linode.com
SOA Record
Raw SOA
fay.ns.cloudflare.com dns.cloudflare.com 2399362230 10000 2400 604800 1800
Primary NS (mname)
fay.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399362230
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
fay.ns.cloudflare.com
miles.ns.cloudflare.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
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
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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