tkm-gmbh.de

Valid Email Server
Domain Lookup › tkm-gmbh.de
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
tkm-gmbh.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-04 19:00:03 UTC · ↺ Refresh

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MX Hostnames

  • mx1.tkm-gmbh.de
  • mx2.tkm-gmbh.de
  • mx4.tkm-gmbh.de
  • mx1v6.tkm-gmbh.de

MX Priorities

  • mx1v6.tkm-gmbh.de: 5
  • mx1.tkm-gmbh.de: 20
  • mx4.tkm-gmbh.de: 10
  • mx2.tkm-gmbh.de: 30

A / AAAA Records

  • 92.50.73.163 ↩ vpn.tkm-gmbh.de
  • 80.151.22.238 ↩ mx2.tkm-gmbh.de
  • 188.111.7.36 ↩ business-188-111-007-036.static.arcor-ip.net
  • 2a03:4000:51:c08:14d9:cbff:fee6:bf11 (no PTR)

Mail Server IPs

  • 2a03:4000:51:c08:14d9:cbff:fee6:bf11 (no PTR)
  • 92.50.73.162 ↩ mx1.tkm-gmbh.de
  • 188.111.7.34 ↩ mx4.tkm-gmbh.de
  • 80.151.22.238 ↩ mx2.tkm-gmbh.de

SOA Record

Raw SOA root-dns.netcup.net dnsadmin.netcup.net 2026070834 28800 7200 1209600 86400
Primary NS (mname)
root-dns.netcup.net
Admin Email (rname)
dnsadmin@netcup.net
Serial
2026070834
Refresh
28800s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

second-dns.netcup.net
third-dns.netcup.net
root-dns.netcup.net

SPF Record

✓ Strict (-all)
v=spf1 mx -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

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
  • google-site-verification=duCM_6mSu_fXYE6G_Ay4sSs4daRxVCtVWMzh0ThTU6o
  • MS=ms39284226
  • SPFv=spf1 mx -all
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