mesmer.de

Valid Email Server
Domain Lookup › mesmer.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
mesmer.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-24 19:17:55 UTC · ↺ Refresh

MX Hostnames

  • mx-a.secumail.de
  • mx-b.secumail.de

MX Priorities

  • mx-a.secumail.de: 10
  • mx-b.secumail.de: 10

A / AAAA Records

  • 217.160.0.54 ↩ 217-160-0-54.elastic-ssl.ui-r.com
  • 2001:8d8:100f:f000::251 ↩ 2001-08d8-100f-f000-0000-0000-0000-0251.elastic-ssl.ui-r.com

Mail Server IPs

  • 212.11.225.17 ↩ sc03.secumail.de
  • 212.11.225.133 ↩ sc01.secumail.de
  • 212.11.224.132 ↩ sc02.secumail.de
  • 212.11.224.154 ↩ sc04.secumail.de

SOA Record

Raw SOA ns1071.ui-dns.com hostmaster.1und1.de 2016040288 28800 7200 604800 300
Primary NS (mname)
ns1071.ui-dns.com
Admin Email (rname)
hostmaster@1und1.de
Serial
2016040288
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1071.ui-dns.com
ns1071.ui-dns.biz
ns1071.ui-dns.de
ns1071.ui-dns.org

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:87.128.89.58 include:spf.protection.outlook.com include:spf.secumail.de include:_spf.perfora.net include:_spf-eu.ionos.com include:_spf.kundenserver.de ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];aspf=r
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

3 records
  • MS=9FCD420C3E6F045DA829364D4AC63B061888FE56
  • SPFv=spf1 ip4:87.128.89.58 include:spf.protection.outlook.com include:spf.secumail.de include:_spf.perfora.net include:_spf-eu.ionos.com include:_spf.kundenserver.de ~all
  • v=verifydomain MS=3977002
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 mesmer.de

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

No credit card required
Get 1,000 Free Credits