sigmaringen.de

Valid Email Server
Domain Lookup › sigmaringen.de

Domain Overview

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

Checked via [email protected] · 2026-03-26 15:02:14 UTC · ↺ Refresh

MX Hostnames

  • mail.sigmaringen.de

MX Priorities

  • mail.sigmaringen.de: 20

A / AAAA Records

  • 80.237.243.87 ↩ n80-237-243-87.cnet.hosteurope.de

Mail Server IPs

  • 217.78.171.70 ↩ mail.sigmaringen.de

SOA Record

Raw SOA m.de.ha-dns.net do-not-reply.sigmaringen.de 2026011410 39940 14400 604800 14400
Primary NS (mname)
m.de.ha-dns.net
Admin Email (rname)
do-not-reply@sigmaringen.de
Serial
2026011410
Refresh
39940s
Retry
14400s
Expire
604800s
Minimum TTL
14400s

Nameservers (NS)

m.de.ha-dns.net
ka2.de.ha-dns.net
f2.de.ha-dns.net
lxa.us.ha-dns.net

SPF Record

✓ Strict (-all)
v=spf1 mx a:out.sigmaringen.de ip4:217.78.171.66 ip4:217.78.171.70 include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; ri=604800;
~ Quarantine — good protection (failing mail goes to spam)
📋 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

3 records
  • np6jm6sni10kr9s7d8hcap1bi4
  • SPFv=spf1 mx a:out.sigmaringen.de ip4:217.78.171.66 ip4:217.78.171.70 include:spf.protection.outlook.com -all
  • MS=B745E4CA70A0C6963FC55247353B37E5FA2CDABB
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