stadtwerke-zehdenick.de

Valid Email Server
Domain Lookup › stadtwerke-zehdenick.de

Domain Overview

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

Checked via [email protected] · 2026-03-24 13:42:04 UTC · ↺ Refresh

MX Hostnames

  • mail.stadtwerke-zehdenick.de

MX Priorities

  • mail.stadtwerke-zehdenick.de: 0

A / AAAA Records

  • 217.160.0.142 ↩ 217-160-0-142.elastic-ssl.ui-r.com
  • 2001:8d8:100f:f000::200 ↩ 2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com

Mail Server IPs

  • 80.153.186.122 ↩ mail.stadtwerke-zehdenick.de
  • 91.191.176.121 ↩ mail.stadtwerke-zehdenick.de

SOA Record

Raw SOA ns1121.ui-dns.com hostmaster.1und1.com 2017060252 28800 7200 604800 600
Primary NS (mname)
ns1121.ui-dns.com
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060252
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns1121.ui-dns.com
ns1100.ui-dns.de
ns1071.ui-dns.biz
ns1023.ui-dns.org

SPF Record

✓ Strict (-all)
v=spf1 a mx include:_spf-eu.ionos.com include:_spf.perfora.net include:_spf.kundenserver.de ip4:80.153.186.122 ip4:91.191.176.121 include:spf.protection.outlook.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict 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
  • SPFv=spf1 a mx include:_spf-eu.ionos.com include:_spf.perfora.net include:_spf.kundenserver.de ip4:80.153.186.122 ip4:91.191.176.121 include:spf.protection.outlook.com -all
  • google-site-verification=qe7jQRtkzP1vE_fsLgDkrt-ke7DyHgGQiLZfw0Lrr5I
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-zehdenick.de

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

No credit card required
Get 1,000 Free Credits