circulo.es

Valid Email Server
Domain Lookup › circulo.es

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
circulo.es
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-26 01:40:08 UTC · ↺ Refresh

MX Hostnames

  • poster3i.iberlayer.com
  • poster4i.iberlayer.com
  • poster1i.iberlayer.com
  • poster3i.iberlayer.com

MX Priorities

  • poster1i.iberlayer.com: 10
  • poster3i.iberlayer.com: 40
  • poster4i.iberlayer.com: 20
  • poster3i.iberlayer.com: 30

A / AAAA Records

  • 213.192.253.21

Mail Server IPs

  • 130.117.89.5 ↩ venus.iberlayer.com
  • 130.117.89.26 ↩ orcus.iberlayer.com
  • 130.117.89.21 ↩ pluton2.iberlayer.com
  • 130.117.89.30 ↩ mercurio2.iberlayer.com
  • 130.117.89.4 ↩ mercurio.iberlayer.com
  • 130.117.89.6 ↩ marte.iberlayer.com
  • 185.136.218.5 ↩ hebe.iberlayer.com
  • 80.169.225.57 ↩ luna3.iberlayer.com
  • 80.169.225.36 ↩ luna.iberlayer.com
  • 80.169.225.37 ↩ fobos.iberlayer.com
  • 80.169.225.38
  • 80.169.225.56

SOA Record

Raw SOA ns3.acens.net hostmaster.ns3.acens.net 1774489202 14400 3600 604800 86400
Primary NS (mname)
ns3.acens.net
Admin Email (rname)
hostmaster@ns3.acens.net
Serial
1774489202
Refresh
14400s
Retry
3600s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

ns4.acens.net
ns7.acens.net
ns3.acens.net

SPF Record

✓ Soft Fail (~all)
v=spf1 mx ip4:82.223.240.213 ip4:213.192.254.96 mx:circulo.es.s201a1.psmtp.com mx:circulo.es.s201a2.psmtp.com mx:circulo.es.s201b1.psmtp.com mx:circulo.es.s201b2.psmtp.com mx:mai.circulo.es mx:aspmx.l.google.com include:spf.planeta.es ~all
📊 DNS lookups: 8/10
~ Soft fail (~all) — moderate enforcement

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

3 records
  • knowbe4-site-verification=4249647ee99b281868a36d1f6cc6207a
  • MS=ms76449381
  • SPFv=spf1 mx ip4:82.223.240.213 ip4:213.192.254.96 mx:circulo.es.s201a1.psmtp.com mx:circulo.es.s201a2.psmtp.com mx:circulo.es.s201b1.psmtp.com mx:circulo.es.s201b2.psmtp.com mx:mai.circulo.es mx:aspmx.l.google.com include:spf.planeta.es ~all
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