alu.ubu.es

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
alu.ubu.es
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-21 22:25:07 UTC · ↺ Refresh

MX Hostnames

  • alu-ubu-es.mail.protection.outlook.com

MX Priorities

No priority data.

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

chico.rediris.es
sun.rediris.es
ns1.ubu.es
ns2.ubu.es

SPF Record

✓ Strict (-all)
v=spf1 mx a:relay.ubu.es ip4:193.146.160.3 a:listas.ubu.es ip4:193.146.160.149 ip4:95.172.90.143 ip4:95.172.90.156 include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict 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

2 records
  • SPFv=spf1 mx a:relay.ubu.es ip4:193.146.160.3 a:listas.ubu.es ip4:193.146.160.149 ip4:95.172.90.143 ip4:95.172.90.156 include:spf.protection.outlook.com -all
  • adobe-idp-site-verification=a9b5c6d2400304766629b55f71116b502a47b48c133305294eb90577931fb585
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