Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
estudioalterna.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 01:22:06 UTC · ↺ Refresh
MX Hostnames
- estudioalterna.com
MX Priorities
- estudioalterna.com: 0
A / AAAA Records
- 67.227.154.94 ↩ josue.duplika.com
Mail Server IPs
- 67.227.154.94 ↩ josue.duplika.com
SOA Record
Raw SOA
nic.ns.duplika.com servers.duplika.com 2026032201 3600 1800 1209600 86400
Primary NS (mname)
nic.ns.duplika.com
Admin Email (rname)
servers@duplika.com
Serial
2026032201
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
nic.ns.duplika.com
emi.ns.duplika.com
mar.ns.duplika.com
rei.ns.duplika.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:67.227.154.94 ip4:67.225.220.75 include:spf.duplika.com ip4:50.28.39.170 +mx +a +ip4:69.16.228.13 ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
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
2 records- SPFv=spf1 ip4:67.227.154.94 ip4:67.225.220.75 include:spf.duplika.com ip4:50.28.39.170 +mx +a +ip4:69.16.228.13 ~all
- google-site-verification=a53VsYt11vwAVvDTeg_LKEdoYm3G78xZsRRsDYYf2XU
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