mb-steuern.de

Valid Email Server
Domain Lookup › mb-steuern.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
mb-steuern.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 11:20:23 UTC · ↺ Refresh

MX Hostnames

  • mbsteuern-de0e.mail.protection.outlook.com

MX Priorities

  • mbsteuern-de0e.mail.protection.outlook.com: 10

A / AAAA Records

  • 78.46.4.108 ↩ dedi1408.your-server.de

Mail Server IPs

  • 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
  • 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
  • 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
  • 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com

SOA Record

Raw SOA ns01.comp-pro-dns.de hostmaster.comp-pro.de 2025040201 86400 7200 3024000 172800
Primary NS (mname)
ns01.comp-pro-dns.de
Admin Email (rname)
hostmaster@comp-pro.de
Serial
2025040201
Refresh
86400s
Retry
7200s
Expire
3024000s
Minimum TTL
172800s

Nameservers (NS)

ns02.comp-pro-dns.de
ns01.comp-pro-dns.de

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:89.63.15.106 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

3 records
  • MS=ms91407584
  • zone-ownership-verification-1a0260455c5f15afac9eeb478ee93fe30fbcc3ff36c97f62699fb2b13461b7ca
  • SPFv=spf1 ip4:89.63.15.106 include:spf.protection.outlook.com ~all
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