bi.mpg.de

Valid Email Server
Domain Lookup › bi.mpg.de

Domain Overview

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

Checked via [email protected] · 2026-04-02 04:52:08 UTC · ↺ Refresh

MX Hostnames

  • b1234.mx.srv.dfn.de
  • c1234.mx.srv.dfn.de
  • a1234.mx.srv.dfn.de

MX Priorities

  • c1234.mx.srv.dfn.de: 50
  • a1234.mx.srv.dfn.de: 50
  • b1234.mx.srv.dfn.de: 50

A / AAAA Records

  • 134.76.31.205 ↩ site.cms.mpg.de

Mail Server IPs

  • 194.95.238.102 ↩ c1234.mx.srv.dfn.de
  • 194.95.232.102 ↩ a1234.mx.srv.dfn.de
  • 194.95.234.102 ↩ b1234.mx.srv.dfn.de

SOA Record

Raw SOA dns1.gwdg.de hostmaster.gwdg.de 679233838 21600 3600 2419200 3600
Primary NS (mname)
dns1.gwdg.de
Admin Email (rname)
hostmaster@gwdg.de
Serial
679233838
Refresh
21600s
Retry
3600s
Expire
2419200s
Minimum TTL
3600s

Nameservers (NS)

dns3.gwdg.de
dns1.gwdg.de
dns2.gwdg.de

SPF Record

✓ Soft Fail (~all)
v=spf1 mx include:spf.gwdg.de include:spf.de.umantis.com include:spf.umantis.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; sp=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ 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

5 records
  • cisco-ci-domain-verification=73127a14dbd46b54699919ca151eaf710e556e2d38b1abda8284dfdab47807ec
  • SPFv=spf1 mx include:spf.gwdg.de include:spf.de.umantis.com include:spf.umantis.com ~all
  • MS=ms51545068
  • MS=3512C271CBC1B3B6A7DE8AC25240CC45AFF15EA1
  • teamviewer-sso-verification=c44d47c9039b4987ae0734f982304b49
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 bi.mpg.de

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

No credit card required
Get 1,000 Free Credits