holdorf-brennstoffe.de

Valid Email Server
Domain Lookup › holdorf-brennstoffe.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
holdorf-brennstoffe.de
Yes
✓ Yes
iCloud
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 09:46:55 UTC · ↺ Refresh

MX Hostnames

  • mx001.chilicloud.xion.oxcs.net
  • mx003.chilicloud.xion.oxcs.net
  • mx002.chilicloud.xion.oxcs.net
  • mx004.chilicloud.xion.oxcs.net

MX Priorities

  • mx003.chilicloud.xion.oxcs.net: 10
  • mx004.chilicloud.xion.oxcs.net: 10
  • mx002.chilicloud.xion.oxcs.net: 10
  • mx001.chilicloud.xion.oxcs.net: 10

A / AAAA Records

  • 18.197.248.23 ↩ eu-staticip.multiscreensite.com
  • 52.59.120.70 ↩ eu-staticip2.multiscreensite.com

Mail Server IPs

  • 51.89.43.215 ↩ mx02.oxseu-vadesecure.net
  • 51.89.43.216 ↩ mx01.oxseu-vadesecure.net
  • 135.125.7.164 ↩ mx04.oxseu-vadesecure.net
  • 135.125.7.163 ↩ mx03.oxseu-vadesecure.net

SOA Record

Raw SOA ns.duf.de administrator.duf.de 2024071505 7200 540 604800 3600
Primary NS (mname)
ns.duf.de
Admin Email (rname)
administrator@duf.de
Serial
2024071505
Refresh
7200s
Retry
540s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns.duf.de
dufdns.work.de

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.cloudeu.xion.oxcs.net ~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

✗ 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

2 records
  • fuago-site-verification=W4M4ocV9KzWwViwgXJz6RxhwFs6hQZREm0Rgrijixq
  • SPFv=spf1 include:spf.cloudeu.xion.oxcs.net ~all
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for holdorf-brennstoffe.de

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits