sisy.de

Valid Email Server
Domain Lookup › sisy.de

Domain Overview

DNS: ✓ 1mo ago Checker: ✓ 1mo ago
sisy.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-06 15:33:17 UTC · ↺ Refresh

MX Hostnames

  • w01857be.kasserver.com

MX Priorities

  • w01857be.kasserver.com: 10

A / AAAA Records

  • 85.13.161.104 ↩ dd24634.kasserver.com

Mail Server IPs

  • 85.13.161.104 ↩ dd24634.kasserver.com

SOA Record

Raw SOA nsa3.schlundtech.de t\.riedel.sisy.de 2025051900 43200 7200 1209600 86400
Primary NS (mname)
nsa3.schlundtech.de
Admin Email (rname)
t\@riedel.sisy.de
Serial
2025051900
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

nsa3.schlundtech.de
nsd3.schlundtech.de
nsb3.schlundtech.de
nsc3.schlundtech.de

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

No TXT records found.

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