Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
unlp.edu.ar
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-03 07:18:06 UTC · ↺ Refresh
MX Hostnames
- mail.unlp.edu.ar
MX Priorities
- mail.unlp.edu.ar: 10
A / AAAA Records
- 163.10.0.135 ↩ host163-10-0-135.cespi.unlp.edu.ar
- 2800:340::64:0:0:0:135 (no PTR)
Mail Server IPs
- 163.10.0.69 ↩ mail.unlp.edu.ar
SOA Record
Raw SOA
anubis.unlp.edu.ar root.anubis.unlp.edu.ar 2026031223 28800 900 1209600 3600
Primary NS (mname)
anubis.unlp.edu.ar
Admin Email (rname)
root@anubis.unlp.edu.ar
Serial
2026031223
Refresh
28800s
Retry
900s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
anubis.unlp.edu.ar
unlp.unlp.edu.ar
ns1.riu.edu.ar
SPF Record
✓ Strict (-all)
v=spf1 a:mail.unlp.edu.ar a:listas.unlp.edu.ar a:mail-app.unlp.edu.ar a:server.cespi.unlp.edu.ar a:mail.cespi.unlp.edu.ar a:horus.unlp.edu.ar mx:info.unlp.edu.ar -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=s; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 a:mail.unlp.edu.ar a:listas.unlp.edu.ar a:mail-app.unlp.edu.ar a:server.cespi.unlp.edu.ar a:mail.cespi.unlp.edu.ar a:horus.unlp.edu.ar mx:info.unlp.edu.ar -all
- google-site-verification=VH6AQGCGyOfOV75ZVgDVV3NyOOVpKK-VIEP3yFyehl8
- google-site-verification=ge3peNju8RWSH1sKeYSK7zKX0trN2DyYItilfHePAQ0
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for unlp.edu.ar
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits