Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
architektur-schultheiss.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 14:17:22 UTC · ↺ Refresh
MX Hostnames
- gw02.rz1.advozo.de
MX Priorities
- gw02.rz1.advozo.de: 10
A / AAAA Records
- 81.169.145.159 ↩ w9f.rzone.de
- 2a01:238:20a:202:1159:: ↩ w9f.rzone.de
Mail Server IPs
- 144.76.108.252 ↩ gw02.rz1.advozo.de
SOA Record
Raw SOA
docks15.rzone.de hostmaster.strato-rz.de 2020051408 86400 7200 604800 300
Primary NS (mname)
docks15.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020051408
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
docks15.rzone.de
shades12.rzone.de
SPF Record
✓ Strict (-all)
v=spf1 a mx a:gw01.rz2.dotsoft.de -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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 a mx a:gw01.rz2.dotsoft.de -all
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