kladensky.at

Valid Email Server
Domain Lookup › kladensky.at

Domain Overview

DNS: ✓ 22h ago Checker: ✓ 22h ago
kladensky.at
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-11-10 15:42:24 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

  • kladensky-at.mail.protection.outlook.com

MX Priorities

  • kladensky-at.mail.protection.outlook.com: 10

A / AAAA Records

  • 81.10.228.210 ↩ cpe228-210-static.liwest.at

Mail Server IPs

  • 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
  • 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
  • 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
  • 52.101.209.153 ↩ mail-cpjpr04cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c::8 ↩ mail-zrxpr05cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca21::c ↩ mail-matpr04cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:ca21::a ↩ mail-maspr04cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:ca48::c ↩ mail-miypr03cu00104.inbound.protection.outlook.com

SOA Record

Raw SOA ns5.kasserver.com hostmaster.kasserver.com 2610220025 28800 7200 1209600 7200
Primary NS (mname)
ns5.kasserver.com
Admin Email (rname)
hostmaster@kasserver.com
Serial
2610220025
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
7200s

Nameservers (NS)

ns5.kasserver.com
ns6.kasserver.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:81.10.228.210 ip4:90.146.219.80 ip4:85.13.153.246 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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 ip4:81.10.228.210 ip4:90.146.219.80 ip4:85.13.153.246 include:spf.protection.outlook.com -all
  • MS=ms92409215
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 kladensky.at

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

No credit card required
Get 1,000 Free Credits