stadtwerke-bruehl.de

Valid Email Server
Domain Lookup › stadtwerke-bruehl.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
stadtwerke-bruehl.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 08:40:56 UTC · ↺ Refresh

MX Hostnames

  • mx04.hornetsecurity.com
  • mx01.hornetsecurity.com
  • mx02.hornetsecurity.com
  • mx03.hornetsecurity.com

MX Priorities

  • mx03.hornetsecurity.com: 30
  • mx01.hornetsecurity.com: 10
  • mx02.hornetsecurity.com: 20
  • mx04.hornetsecurity.com: 40

A / AAAA Records

  • 185.215.158.186 (no PTR)
  • 2a03:2a01:a330:5::2 (no PTR)

Mail Server IPs

  • 94.100.134.8 ↩ mx03.hornetsecurity.com
  • 94.100.132.8 ↩ mx01.hornetsecurity.com
  • 94.100.136.8 ↩ mx02.hornetsecurity.com
  • 94.100.136.7 ↩ mx04.hornetsecurity.com

SOA Record

Raw SOA ns01.agenturserver.de support.mittwald.de 2026031848 28800 7200 604800 3600
Primary NS (mname)
ns01.agenturserver.de
Admin Email (rname)
support@mittwald.de
Serial
2026031848
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

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

SPF Record

✓ Soft Fail (~all)
v=spf1 mx ip4:212.7.175.3 include:agenturserver.de include:spf.crsend.com include:spf.hornetsecurity.com include:spf-de.emailsignatures365.com include:recreatex.be ip4:213.144.8.33 ip4:88.79.192.217 ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

8 records
  • google-site-verification=DTs_qKM-63ETD6yDblVhhBZlxV_rNULcrsMD___ZvVs
  • SPFv=spf1 mx ip4:212.7.175.3 include:agenturserver.de include:spf.crsend.com include:spf.hornetsecurity.com include:spf-de.emailsignatures365.com include:recreatex.be ip4:213.144.8.33 ip4:88.79.192.217 ~all
  • ZA=jXKIYmKjxzNJosdl2wvlM8T4Eywba8KbZ4NyxV8tD/o=
  • gvql9hrpz4tvcgq628vdfwx29l6xh3cr
  • 9gbdydypprytk5vkvdwlvwmph872c5hp
  • apple-domain-verification=XDAkjpbhJxBQtGqg
  • MS=ms45171327
  • _kqljwt3kbiw95i0546um1ninjv31cva
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 stadtwerke-bruehl.de

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

No credit card required
Get 1,000 Free Credits