Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
unf.edu.ar
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 10:22:03 UTC · ↺ Refresh
MX Hostnames
- mail.unf.edu.ar
MX Priorities
- mail.unf.edu.ar: 0
A / AAAA Records
- 170.210.232.249 ↩ mail.unf.edu.ar
Mail Server IPs
- 170.210.232.249 ↩ mail.unf.edu.ar
SOA Record
Raw SOA
ns1.unf.edu.ar contacto.neaservers.com.ar 2026030101 3600 1800 1209600 86400
Primary NS (mname)
ns1.unf.edu.ar
Admin Email (rname)
contacto@neaservers.com.ar
Serial
2026030101
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.unf.edu.ar
ns1.riu.edu.ar
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:170.210.232.249 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 +a +mx +ip4:170.210.232.249 ~all
- google-site-verification=8je31lPhVohX2jdFocOsLqg6HfuIopMx1uUnS746PaA
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 unf.edu.ar
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits