nst.de

Valid Email Server
Domain Lookup › nst.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
nst.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-28 16:59:04 UTC · ↺ Refresh

MX Hostnames

  • mail01.nst.de

MX Priorities

  • mail01.nst.de: 10

A / AAAA Records

  • 85.13.144.234 ↩ dd25804.kasserver.com

Mail Server IPs

  • 91.26.251.50 ↩ mail01.nst.de

SOA Record

Raw SOA ns5.kasserver.com hostmaster.kasserver.com 2603040124 28800 7200 1209600 7200
Primary NS (mname)
ns5.kasserver.com
Admin Email (rname)
hostmaster@kasserver.com
Serial
2603040124
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
7200s

Nameservers (NS)

ns6.kasserver.com
ns5.kasserver.com

SPF Record

✓ Soft Fail (~all)
v=spf1 a mx a:mail01.nst.de include:_spf.kdo.de ip4:91.26.251.50 include:spf.protection.outlook.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

4 records
  • MS=ms65397457
  • globalsign-domain-verification=wBCDQF5BtQMHAWqfLIOmyBHEhgqeAzI-x4F7W1LvyN
  • google-site-verification=7uXk2Shf-HfgrwbjuuOJ3ur7HFcfeXdOrPrIhXhoPXw
  • SPFv=spf1 a mx a:mail01.nst.de include:_spf.kdo.de ip4:91.26.251.50 include:spf.protection.outlook.com ~all
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