Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
poly-cos.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 12:59:21 UTC · ↺ Refresh
MX Hostnames
- mx1.titan.email
- mx2.titan.email
MX Priorities
- mx2.titan.email: 20
- mx1.titan.email: 10
A / AAAA Records
- 89.117.139.33 (no PTR)
- 2a02:4780:b:929::2553:c614:2 (no PTR)
Mail Server IPs
- 3.219.185.175 ↩ ec2-3-219-185-175.compute-1.amazonaws.com
- 44.205.35.126 ↩ ec2-44-205-35-126.compute-1.amazonaws.com
- 50.16.137.75 ↩ ec2-50-16-137-75.compute-1.amazonaws.com
SOA Record
Raw SOA
ns1.dns-parking.com dns.hostinger.com 2026040201 10000 2400 604800 600
Primary NS (mname)
ns1.dns-parking.com
Admin Email (rname)
dns@hostinger.com
Serial
2026040201
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1.dns-parking.com
ns2.dns-parking.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.titan.email ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
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
1 record- SPFv=spf1 include:spf.titan.email ~all
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