Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tauber-solar.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 07:46:42 UTC · ↺ Refresh
MX Hostnames
- taubersolar-de01e.mail.eo.outlook.com
MX Priorities
- taubersolar-de01e.mail.eo.outlook.com: 0
A / AAAA Records
- 78.47.237.135 ↩ www481.your-server.de
Mail Server IPs
- 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.keller-brennecke.de domain.keller-brennecke.de 2026040101 14400 3600 604800 1000
Primary NS (mname)
ns1.keller-brennecke.de
Admin Email (rname)
domain@keller-brennecke.de
Serial
2026040101
Refresh
14400s
Retry
3600s
Expire
604800s
Minimum TTL
1000s
Nameservers (NS)
ns1.keller-brennecke.de
ns3.keller-brennecke.de
ns2.keller-brennecke.de
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx include:spf.protection.outlook.com include:145013943.spf02.hubspotemail.net include:spf-a.keller-brennecke.de ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate 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
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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- SPFv=spf1 a mx include:spf.protection.outlook.com include:145013943.spf02.hubspotemail.net include:spf-a.keller-brennecke.de ~all
- anthropic-domain-verification-5b33yq=ZkhltO8C49ix2BWM16eLNb5hL
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