justiberia.es

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
justiberia.es
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-23 11:32:56 UTC · ↺ Refresh

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MX Hostnames

  • justiberia-es.mail.eo.outlook.com

MX Priorities

  • justiberia-es.mail.eo.outlook.com: 1

A / AAAA Records

  • 51.75.91.153 ↩ myjust.net

Mail Server IPs

  • 52.101.103.39 ↩ mail-miypr05cu00207.inbound.protection.outlook.com
  • 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
  • 52.101.181.156 ↩ mail-wa4pr05cu00104.inbound.protection.outlook.com
  • 52.101.103.140 ↩ mail-miypr02cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:ca21::10 ↩ mail-matpr05cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca38::a ↩ mail-wa4pr05cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::a ↩ mail-am7pr02cu00202.inbound.protection.outlook.com

SOA Record

Raw SOA dns.technorail.com hostmaster.justiberia.es 2026062201 86400 7200 2592000 3600
Primary NS (mname)
dns.technorail.com
Admin Email (rname)
hostmaster@justiberia.es
Serial
2026062201
Refresh
86400s
Retry
7200s
Expire
2592000s
Minimum TTL
3600s

Nameservers (NS)

dns4.arubadns.cz
dns2.technorail.com
dns.technorail.com
dns3.arubadns.net

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; adkim=s; aspf=s; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]

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

5 records
  • SPFv=spf1 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all
  • ta3cc8s1e8o7abk8n0e9ph630h
  • qp66kcod3gdc5bi2u7li4hcoss
  • MS=ms66255536
  • an7v615jc45gabg0rq94urid9
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