kolbenschmidt.de

Valid Email Server
Domain Lookup › kolbenschmidt.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
kolbenschmidt.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-22 09:49:20 UTC · ↺ Refresh

MX Hostnames

  • smtp2.asysbs.services
  • smtp1.asysbs.services

MX Priorities

  • smtp1.asysbs.services: 20
  • smtp2.asysbs.services: 10

A / AAAA Records

  • 89.31.143.90 (no PTR)

Mail Server IPs

  • 213.61.254.52 ↩ smtp1.asysbs.services
  • 213.61.254.54 ↩ smtp2.asysbs.services

SOA Record

Raw SOA ns2.xc-ns.de tech.domainexperten.de 2025123000 86400 7200 3600000 172800
Primary NS (mname)
ns2.xc-ns.de
Admin Email (rname)
tech@domainexperten.de
Serial
2025123000
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
172800s

Nameservers (NS)

ns2.xc-ns.de
ns5.xc-ns.de

SPF Record

✓ Soft Fail (~all)
v=spf1 mx ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
⚠ 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

1 record
  • SPFv=spf1 mx ~all
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