Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
aztecnology.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 18:02:56 UTC · ↺ Refresh
MX Hostnames
- postoffice.omnis.com
MX Priorities
- postoffice.omnis.com: 10
A / AAAA Records
- 192.103.252.10 (no PTR)
Mail Server IPs
- 216.239.133.242 ↩ postoffice.omnis.com
- 2607:fe90:1:1::1c ↩ postoffice.omnis.com
SOA Record
Raw SOA
primary.guardeddns.net dns-admin.guardeddns.net 110 28800 450 1209600 900
Primary NS (mname)
primary.guardeddns.net
Admin Email (rname)
dns-admin@guardeddns.net
Serial
110
Refresh
28800s
Retry
450s
Expire
1209600s
Minimum TTL
900s
Nameservers (NS)
ns2.omnis.com
ns1.omnis.com
ns3.omnis.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.guardedhost.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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 include:spf.guardedhost.com ~all
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