mmg.mpg.de

Valid Email Server
Domain Lookup › mmg.mpg.de

Domain Overview

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

Checked via [email protected] · 2026-04-06 16:00:49 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

  • a1234.mx.srv.dfn.de: 10
  • c1234.mx.srv.dfn.de: 10
  • b1234.mx.srv.dfn.de: 10

A / AAAA Records

  • 10.230.26.10 (no PTR)
  • 10.230.26.11 (no PTR)
  • 134.76.230.30 ↩ MMG-0.mmg.mpg.de
  • 134.76.230.31 ↩ mmg-1.mmg.mpg.de

Mail Server IPs

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

SOA Record

Raw SOA mmg-0.mmg.mpg.de it.mmg.mpg.de 8153682 900 600 259200 3600
Primary NS (mname)
mmg-0.mmg.mpg.de
Admin Email (rname)
it@mmg.mpg.de
Serial
8153682
Refresh
900s
Retry
600s
Expire
259200s
Minimum TTL
3600s

Nameservers (NS)

srv-dc-ad01.mmg.mpg.de
dns3.gwdg.de
dns1.gwdg.de
srv-dc-ad02.mmg.mpg.de
dns2.gwdg.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf.gwdg.de ip4:134.76.230.19 ip4:193.174.240.41 ip4:195.37.138.177 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; sp=none; aspf=r;
⚠ p=none — monitoring only, no enforcement
📋 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

4 records
  • apple-domain-verification=MoDTME7LpKCdBuzz
  • MS=ms46091554
  • SPFv=spf1 include:spf.gwdg.de ip4:134.76.230.19 ip4:193.174.240.41 ip4:195.37.138.177 -all
  • HARICA-L894sHGYB9r2mz8rpiO
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