dmk.de

Valid Email Server
Domain Lookup › dmk.de

Domain Overview

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

Checked via [email protected] · 2026-03-31 21:20:59 UTC · ↺ Refresh

MX Hostnames

  • mailgate4.dmk.de
  • mailgate1.dmk.de
  • mailgate3.dmk.de
  • mailgate2.dmk.de

MX Priorities

  • mailgate1.dmk.de: 10
  • mailgate4.dmk.de: 40
  • mailgate2.dmk.de: 20
  • mailgate3.dmk.de: 30

A / AAAA Records

  • 20.79.251.99 (no PTR)

Mail Server IPs

  • 193.28.15.181 ↩ mailgate1.dmk.de
  • 193.28.15.182 ↩ mailgate2.dmk.de
  • 217.6.255.108 ↩ mailgate2.milram.de

SOA Record

Raw SOA ns1.brandshelter.com tech.brandshelter.com 2026021601 10800 3600 604800 300
Primary NS (mname)
ns1.brandshelter.com
Admin Email (rname)
tech@brandshelter.com
Serial
2026021601
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns3.brandshelter.info
ns1.brandshelter.com
ns2.brandshelter.de
ns5.brandshelter.us
ns4.brandshelter.net

SPF Record

✓ Strict (-all)
v=spf1 ip4:62.245.237.37 ip4:217.6.255.98 ip4:93.191.50.203 ip4:93.191.50.205 ip4:193.28.15.181 ip4:193.28.15.182 ip4:193.28.15.246 include:cmail1.com include:_spf.salesforce.com include:spf.emailsys.net include:spf.de.umantis.com include:sendgrid.net -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: s1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

11 records
  • 71rvv8fsb3fgnj3pur66qdmb64
  • google-site-verification=FvtG0R-9nRTj49lpyVwqZsVHktV4phGTw1JGi4CnGbo
  • google-site-verification=tnZEF3KF-DJ2rwoP2dYDEbQjiLnhudV31SEbIictg4E
  • apple-domain-verification=6thxV5KXjkmiXtJh
  • docusign=4cb926c6-eaf5-40db-81a9-74fc57ede565
  • aTX2tGDrETaeBfU9pEaZ62t/dPkSCUL9coFfYs5tEFGNT+9/SiSH5GyQ6Gjoi3TurQpjuLr7toqdWpjrNhM4+Q==
  • nvj026uhtutkodc96ptcdgfjbj
  • swisssign-check=t-50FhTo0sLCj7rFEtyp6qqTHFE
  • ZQCNXFXC
  • MS=ms31895556
  • SPFv=spf1 ip4:62.245.237.37 ip4:217.6.255.98 ip4:93.191.50.203 ip4:93.191.50.205 ip4:193.28.15.181 ip4:193.28.15.182 ip4:193.28.15.246 include:cmail1.com include:_spf.salesforce.com include:spf.emailsys.net include:spf.de.umantis.com include:sendgrid.net -all
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