Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kaiser-buerotechnik.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 16:15:11 UTC · ↺ Refresh
MX Hostnames
- backupmx.kaiser-buerotechnik.de
- remote.kaiser-buerotechnik.de
MX Priorities
- remote.kaiser-buerotechnik.de: 15
- backupmx.kaiser-buerotechnik.de: 20
A / AAAA Records
- 162.55.254.205 ↩ www608.your-server.de
- 2a01:4f8:1061:13b4::2 ↩ www608.your-server.de
Mail Server IPs
- 91.137.109.171 ↩ remote.kaiser-buerotechnik.de
- 217.7.195.165 ↩ pd907c3a5.dip0.t-ipconnect.de
SOA Record
Raw SOA
ns1.your-server.de postmaster.your-server.de 2026012202 86400 10800 3600000 3600
Primary NS (mname)
ns1.your-server.de
Admin Email (rname)
postmaster@your-server.de
Serial
2026012202
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
ns1.your-server.de
ns3.second-ns.de
ns.second-ns.com
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:162.55.254.205 ip4:93.219.85.62 a:mwe1-cbc-aks.westeurope.cloudapp.azure.com a:meu1-cbc-aks.eastus.cloudapp.azure.com include:spf.brevo.com include:spf.protection.outlook.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- MS=ms42003502
- apple-domain-verification=ne4PmRFR8lm3r99A
- brevo-code:081472557ae38d7969c036d4387f8d0f
- google-site-verification=bDM7oUwmX-7jTxx4PWjQ1lF4hKp2aU-gBEt9bZ_mhb8
- ms-domain-verification=2bbc3bc9-f686-41ef-ba78-50676a5b8b8b
- SPFv=spf1 a mx ip4:162.55.254.205 ip4:93.219.85.62 a:mwe1-cbc-aks.westeurope.cloudapp.azure.com a:meu1-cbc-aks.eastus.cloudapp.azure.com include:spf.brevo.com include:spf.protection.outlook.com -all
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