thelen-gruppe.de

Valid Email Server
Domain Lookup › thelen-gruppe.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
thelen-gruppe.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-20 04:09:31 UTC · ↺ Refresh

MX Hostnames

  • fw-alf.thelen-gruppe.de
  • fw-alf-backup.thelen-gruppe.de

MX Priorities

  • fw-alf.thelen-gruppe.de: 10
  • fw-alf-backup.thelen-gruppe.de: 20

A / AAAA Records

  • 116.203.201.166 ↩ static.166.201.203.116.clients.your-server.de
  • 2a01:4f8:c0c:e42f::1 (no PTR)

Mail Server IPs

  • 193.158.93.187 ↩ fw-alf.thelen-gruppe.de
  • 93.241.70.186 ↩ www.fw-alf-backup.thelen-gruppe.de

SOA Record

Raw SOA ns1091.ui-dns.org hostmaster.1and1.com 2018100836 28800 7200 604800 600
Primary NS (mname)
ns1091.ui-dns.org
Admin Email (rname)
hostmaster@1and1.com
Serial
2018100836
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns1091.ui-dns.org
ns1067.ui-dns.biz
ns1040.ui-dns.com
ns1076.ui-dns.de

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:193.158.93.187 include:spf.protection.outlook.com include:_spf.axxerion.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate 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

7 records
  • openai-domain-verification=dv-l7yUE06TOMhMfFsN9SEycJh0
  • atlassian-domain-verification=ZmdV23xCy1H9/y/fNeavRGprx59uKi/ayiBi8gTJZF/yLW70ziFQ8TNMSEsR8Koh
  • MS=ms68579849
  • sophos-domain-verification=b7966fb17ae550a2bb5dbd272d4dd6e3585765c2eebe9e7c825354cc7ae69403
  • apple-domain-verification=tfb3kgZ4GbDSXCZ1
  • 1PID4ietT8P9ttdgnNRDLLwo8XoKI1qDHOg3swgOE8C+EslaxoihBT2ScG2ooOsqcB25W3YH2MdKfu1wzFQwiw==
  • SPFv=spf1 ip4:193.158.93.187 include:spf.protection.outlook.com include:_spf.axxerion.com ~all
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