thieme-media.de

Valid Email Server
Domain Lookup › thieme-media.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
thieme-media.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-24 21:05:59 UTC · ↺ Refresh

MX Hostnames

  • mxb.thieme.de
  • mxa.thieme.de
  • mx.thieme.de

MX Priorities

  • mxb.thieme.de: 30
  • mxa.thieme.de: 30
  • mx.thieme.de: 10

A / AAAA Records

  • 207.174.61.1 (no PTR)

Mail Server IPs

  • 91.208.107.53 ↩ mxb.thieme.de
  • 91.208.107.65 ↩ mxa.thieme.de

SOA Record

Raw SOA ns.udag.de hostmaster.united-domains.de 2024100809 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024100809
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns.udag.de
ns.udag.org
ns.udag.net

SPF Record

✓ Strict (-all)
v=spf1 mx include:_spf.thieme.de -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

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
  • docusign=518acb08-ed45-42d9-895a-d06b9fea60bb
  • cisco-ci-domain-verification=2d16f39f2b49a99944bb512609b36231f5491a4f08cf24ef7c2e8bd8e0b38b64
  • google-site-verification=0PbKkVsTEO5a61Zh_9WpG1MMIhDshCI9zJY8oAun8k0
  • miro-verification=324b499851b02dc1325e3f7b9b0c55f393998680
  • docusign=d12cbced-1a85-436c-b9a8-1dc4ad9b2326
  • adobe-idp-site-verification=123e83ff-61d3-4031-8188-cc0df670b960
  • SPFv=spf1 mx include:_spf.thieme.de -all
  • MS=ms88805717
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 thieme-media.de

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

No credit card required
Get 1,000 Free Credits