stadtsuhl.de

Valid Email Server
Domain Lookup › stadtsuhl.de

Domain Overview

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

Checked via [email protected] · 2026-04-04 15:28:39 UTC · ↺ Refresh

MX Hostnames

  • mailrelay.stadtsuhl.de

MX Priorities

  • mailrelay.stadtsuhl.de: 10

A / AAAA Records

  • 195.145.156.32 ↩ web9.cm-system.de

Mail Server IPs

  • 91.137.1.213 ↩ mailrelay.stadtsuhl.de

SOA Record

Raw SOA ns.cm-system.de dnsadmin.cm-system.de 2021042852 43200 3600 1209600 43200
Primary NS (mname)
ns.cm-system.de
Admin Email (rname)
dnsadmin@cm-system.de
Serial
2021042852
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
43200s

Nameservers (NS)

ns2.cm-system.de
ns.cm-system.de

SPF Record

✓ Soft Fail (~all)
v=spf1 mx:mailrelay.stadtsuhl.de ip4:62.55.182.68 ip4:91.137.1.213 ip4:83.246.65.0/24 ip4:94.100.128.0/20 ip4:185.140.204.0/22 ip4:173.45.18.0/24 ip4:173.124.136.160/27 ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=100; ruf=mailto:[email protected]; rua=mailto:[email protected]; adkim=s; aspf=r
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Strict
📧 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:mailrelay.stadtsuhl.de ip4:62.55.182.68 ip4:91.137.1.213 ip4:83.246.65.0/24 ip4:94.100.128.0/20 ip4:185.140.204.0/22 ip4:173.45.18.0/24 ip4:173.124.136.160/27 ~all
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