Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
strubundpartner.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 17:50:17 UTC · ↺ Refresh
MX Hostnames
- portal.frk-steuerberater.de
MX Priorities
- portal.frk-steuerberater.de: 20
A / AAAA Records
- 81.169.145.80 ↩ w80.rzone.de
- 2a01:238:20a:202:1080:: ↩ w80.rzone.de
Mail Server IPs
- 80.153.6.19 ↩ portal.frk-steuerberater.de
SOA Record
Raw SOA
docks02.rzone.de hostmaster.strato-rz.de 2021043043 86400 7200 604800 300
Primary NS (mname)
docks02.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2021043043
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
shades03.rzone.de
docks02.rzone.de
SPF Record
✓ Strict (-all)
v=spf1 mx:portal.frk-steuerberater.de include:spf.protection.outlook.com ip4:80.153.6.19 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- MS=ms76005322
- SPFv=spf1 mx:portal.frk-steuerberater.de include:spf.protection.outlook.com ip4:80.153.6.19 -all
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