kopplin.de

Valid Email Server
Domain Lookup › kopplin.de

Domain Overview

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

Checked via [email protected] · 2026-04-01 00:44:29 UTC · ↺ Refresh

MX Hostnames

  • mail.kopplin.de

MX Priorities

  • mail.kopplin.de: 10

A / AAAA Records

  • 217.160.0.204 ↩ 217-160-0-204.elastic-ssl.ui-r.com
  • 2001:8d8:100f:f000::299 ↩ 2001-08d8-100f-f000-0000-0000-0000-0299.elastic-ssl.ui-r.com

Mail Server IPs

  • 151.252.217.58 ↩ mail.kopplin.de

SOA Record

Raw SOA ns1118.ui-dns.org hostmaster.kundenserver.de 2016110272 28800 7200 604800 300
Primary NS (mname)
ns1118.ui-dns.org
Admin Email (rname)
hostmaster@kundenserver.de
Serial
2016110272
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1118.ui-dns.com
ns1118.ui-dns.biz
ns1118.ui-dns.de
ns1118.ui-dns.org

SPF Record

✓ Soft Fail (~all)
v=spf1 a mx a:mail.kopplin.de include:_spf.kundenserver.de ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rf=afrf; sp=none; fo=1; aspf=r
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none

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
  • MS=ms15350884
  • SPFv=spf1 a mx a:mail.kopplin.de include:_spf.kundenserver.de ~all
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