cursogenius.es

Valid Email Server
Domain Lookup › cursogenius.es
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
cursogenius.es
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-23 10:00:36 UTC · ↺ Refresh

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MX Hostnames

  • us2.mx2.mailhostbox.com
  • us2.mx3.mailhostbox.com
  • us2.mx1.mailhostbox.com

MX Priorities

  • us2.mx3.mailhostbox.com: 100
  • us2.mx1.mailhostbox.com: 100
  • us2.mx2.mailhostbox.com: 100

A / AAAA Records

  • 172.67.193.47 (no PTR)
  • 104.21.20.159 (no PTR)
  • 2606:4700:3031::ac43:c12f (no PTR)
  • 2606:4700:3031::6815:149f (no PTR)

Mail Server IPs

  • 162.215.3.25 ↩ 162-215-3-25.unifiedlayer.com
  • 162.215.3.26 ↩ 162-215-3-26.unifiedlayer.com
  • 162.215.2.27 ↩ 162-215-2-27.unifiedlayer.com

SOA Record

Raw SOA jean.ns.cloudflare.com dns.cloudflare.com 2412140429 10000 2400 604800 1800
Primary NS (mname)
jean.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2412140429
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

jean.ns.cloudflare.com
piotr.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 redirect=_spf.mailhostbox.com
📊 DNS lookups: 1/10

DMARC Record

✗ p=none
v=DMARC1;p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

1 record
  • SPFv=spf1 redirect=_spf.mailhostbox.com
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