karl-gruppe.de

Valid Email Server
Domain Lookup › karl-gruppe.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
karl-gruppe.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-01 19:33:36 UTC · ↺ Refresh

MX Hostnames

  • karlgruppe-de01b.mail.protection.outlook.com

MX Priorities

  • karlgruppe-de01b.mail.protection.outlook.com: 10

A / AAAA Records

  • 78.46.1.58 ↩ dedi658.your-server.de

Mail Server IPs

  • 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
  • 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
  • 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
  • 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com

SOA Record

Raw SOA dns.dns1.de hostmaster.inetwire.de 2026032401 28800 7200 604800 86400
Primary NS (mname)
dns.dns1.de
Admin Email (rname)
hostmaster@inetwire.de
Serial
2026032401
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

dns.dns1.de
dns.dns3.de
dns.dns4.de
dns.dns2.de

SPF Record

✓ Strict (-all)
v=spf1 mx a:mail.karl-bau.com a:mail04.ma-edv.com ip4:78.46.1.58 ip4:159.69.140.23 ip6:2a01:4f8:231:20e8::2 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

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

4 records
  • cisco-ci-domain-verification=3ece3570eb6831fee3186f05f9fa41733071a11820beb3c4f5d4f6a73dce19af
  • MS=ms65517293
  • oA+QmnZzXHcN2sWwMXUsVaLlxLZ9kDTuFKvu6j6fa8yrcBgutaXklL9RrlwR0Z/NrY2yV1+kkxn/VTm0mfiOsg==
  • SPFv=spf1 mx a:mail.karl-bau.com a:mail04.ma-edv.com ip4:78.46.1.58 ip4:159.69.140.23 ip6:2a01:4f8:231:20e8::2 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all
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