uznam.net.pl

Valid Email Server

Domain Overview

DNS: ✓ 20d ago Checker: ✓ 20d ago
uznam.net.pl
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-21 12:30:44 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • h1.mm.pl

MX Priorities

  • h1.mm.pl: 3600

A / AAAA Records

  • 89.228.4.150 ↩ mail.h1.mm.pl

Mail Server IPs

  • 89.151.6.50 ↩ mail.h1.mm.pl

SOA Record

Raw SOA ns.multimedia.pl ns.multimedia.pl 2021042302 3600 900 1209600 86400
Primary NS (mname)
ns.multimedia.pl
Admin Email (rname)
ns@multimedia.pl
Serial
2021042302
Refresh
3600s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns.vectra.pl
ns.vectranet.pl
ns.multimedia.pl

SPF Record

✓ Strict (-all)
v=spf1 ip4:89.228.4.150 -all
📊 DNS lookups: 0/10
✓ 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

1 record
  • SPFv=spf1 ip4:89.228.4.150 -all
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 · Customize →
See demo & docs
Deep verification
Full email verification for uznam.net.pl

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits