kuper.de

Valid Email Server
Domain Lookup › kuper.de

Domain Overview

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

Checked via [email protected] · 2026-03-24 19:40:09 UTC · ↺ Refresh

MX Hostnames

  • kuper-de-2.fortimailcloud.com
  • kuper-de-1.fortimailcloud.com

MX Priorities

  • kuper-de-1.fortimailcloud.com: 10
  • kuper-de-2.fortimailcloud.com: 20

A / AAAA Records

  • 178.16.62.54 ↩ r9959.agenturserver.it

Mail Server IPs

  • 154.52.2.132 ↩ proxyfra7.fortimailcloud.com
  • 154.52.13.56 ↩ proxypa34.fortimailcloud.com

SOA Record

Raw SOA ns04.iok.de server-providing.iok.net 2025090402 10800 3600 1209600 10800
Primary NS (mname)
ns04.iok.de
Admin Email (rname)
server-providing@iok.net
Serial
2025090402
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s

Nameservers (NS)

ns02.iok.net
ns03.iok.net
ns04.iok.de
ns01.iok.net

SPF Record

✓ Strict (-all)
v=spf1 mx a:mail.kuper.de ip4:84.17.184.240/28 include:_spf.fortimailcloud.com include:agenturserver.de ip4:212.227.212.168 include:spf.protection.outlook.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=100; adkim=r; aspf=r
~ Quarantine — good protection (failing mail goes to spam)
📋 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

3 records
  • SPFv=spf1 mx a:mail.kuper.de ip4:84.17.184.240/28 include:_spf.fortimailcloud.com include:agenturserver.de ip4:212.227.212.168 include:spf.protection.outlook.com -all
  • MS=ms15030008
  • google-site-verification=upP-EHiJHuBPpy1mIGcD8Kf6YWYVXmYiUTKRDJCWn-A
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