unl.edu.ar

Valid Email Server
Domain Lookup › unl.edu.ar

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
unl.edu.ar
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-06-16 00:33:16 UTC · ↺ Refresh

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MX Hostnames

  • mail4.unl.edu.ar
  • mail5.unl.edu.ar
  • mail3.unl.edu.ar

MX Priorities

  • mail5.unl.edu.ar: 5
  • mail3.unl.edu.ar: 5
  • mail4.unl.edu.ar: 10

A / AAAA Records

  • 190.122.241.31 ↩ es.unl.edu.ar

Mail Server IPs

  • 190.122.240.15 ↩ mail5.unl.edu.ar
  • 190.122.240.13 ↩ mail3.unl.edu.ar
  • 190.122.240.14 ↩ mail4.unl.edu.ar

SOA Record

Raw SOA dns1.unl.edu.ar postmaster.unl.edu.ar 2026061001 3600 3600 2419200 3600
Primary NS (mname)
dns1.unl.edu.ar
Admin Email (rname)
postmaster@unl.edu.ar
Serial
2026061001
Refresh
3600s
Retry
3600s
Expire
2419200s
Minimum TTL
3600s

Nameservers (NS)

dns2.unl.edu.ar
dns1.unl.edu.ar
dns4.unl.edu.ar
dns3.unl.edu.ar

SPF Record

✓ Soft Fail (~all)
v=spf1 a mx ip4:190.122.240.21 ip4:190.122.240.23 ip4:190.122.240.24 ip4:190.122.240.25 ip4:190.122.240.26 ip4:190.122.240.10 ip4:190.122.240.22 ip4:190.122.240.73 ip4:200.9.237.5 ip4:200.9.237.3 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;sp=none;adkim=r;aspf=r;fo=0;rf=afrf;ri=86400;rua=mailto:[email protected];ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

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 a mx ip4:190.122.240.21 ip4:190.122.240.23 ip4:190.122.240.24 ip4:190.122.240.25 ip4:190.122.240.26 ip4:190.122.240.10 ip4:190.122.240.22 ip4:190.122.240.73 ip4:200.9.237.5 ip4:200.9.237.3 ~all
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