labor-becker.de

Valid Email Server
Domain Lookup › labor-becker.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
labor-becker.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 02:48:52 UTC · ↺ Refresh

MX Hostnames

  • mail4.donotspam.de
  • mail2.donotspam.de
  • mail1.donotspam.de
  • mail3.donotspam.de

MX Priorities

  • mail1.donotspam.de: 10
  • mail2.donotspam.de: 10
  • mail4.donotspam.de: 20
  • mail3.donotspam.de: 20

A / AAAA Records

  • 217.22.196.38 ↩ www.labor-becker.de

Mail Server IPs

  • 212.18.1.34 ↩ mail1.donotspam.de
  • 212.18.21.66 ↩ mail2.donotspam.de
  • 212.18.21.67 ↩ mail4.donotspam.de
  • 212.18.1.35 ↩ mail3.donotspam.de

SOA Record

Raw SOA ns01.agenturserver.de support.mittwald.de 1773822889 28800 7200 604800 3600
Primary NS (mname)
ns01.agenturserver.de
Admin Email (rname)
support@mittwald.de
Serial
1773822889
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns01.agenturserver.it
ns01.agenturserver.de
ns01.agenturserver.co

SPF Record

✓ Strict (-all)
v=spf1 mx a:mx01.rexx-systems.de ip4:185.15.192.32 ip4:153.92.196.166 ip4:178.16.56.33 ip4:185.15.192.35 ip4:185.15.192.36 a:labor-becker.managed-otrs.com include:spf-de.emailsignatures365.com include:_spf.donotspam.de a include:spf.protection.outlook.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; sp=none; fo=1; adkim=r; aspf=r
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

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

4 records
  • SPFv=spf1 mx a:mx01.rexx-systems.de ip4:185.15.192.32 ip4:153.92.196.166 ip4:178.16.56.33 ip4:185.15.192.35 ip4:185.15.192.36 a:labor-becker.managed-otrs.com include:spf-de.emailsignatures365.com include:_spf.donotspam.de a include:spf.protection.outlook.com -all
  • _globalsign-domain-verification=i_0ByZw_uPln257LHXf0F1III799ybvf-ea1wT1EQ2
  • MS=85ACCF8572DF9DA0D015EF011D1E2B0C975A1D34
  • apple-domain-verification=cZj7vWQGb15gorP1
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