estona.com

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
estona.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-14 03:36:39 UTC · ↺ Refresh

MX Hostnames

  • failover1.email-cluster.com
  • mx2.email-cluster.com
  • mx1.email-cluster.com

MX Priorities

  • mx2.email-cluster.com: 5
  • mx1.email-cluster.com: 5
  • failover1.email-cluster.com: 10

A / AAAA Records

  • 62.182.23.64 (no PTR)

Mail Server IPs

  • 62.182.17.203 ↩ mx22.email-cluster.com
  • 62.182.17.204 ↩ mx23.email-cluster.com
  • 62.182.17.201 ↩ mx20.email-cluster.com
  • 62.182.17.202 ↩ mx21.email-cluster.com
  • 109.237.25.170 ↩ failover1.email-cluster.com

SOA Record

Raw SOA dns.uk-noc.com sys-admin.uk-noc.com 2026011300 14400 7200 2419200 86400
Primary NS (mname)
dns.uk-noc.com
Admin Email (rname)
sys-admin@uk-noc.com
Serial
2026011300
Refresh
14400s
Retry
7200s
Expire
2419200s
Minimum TTL
86400s

Nameservers (NS)

dns.us-noc.com
dns.uk-noc.com

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No 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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