tcr.de

Valid Email Server
Domain Lookup › tcr.de

Domain Overview

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

Checked via [email protected] · 2026-03-30 15:03:52 UTC · ↺ Refresh

MX Hostnames

  • mx002.cm4all.xion.oxcs.net
  • mx003.cm4all.xion.oxcs.net
  • mx001.cm4all.xion.oxcs.net
  • mx004.cm4all.xion.oxcs.net

MX Priorities

  • mx001.cm4all.xion.oxcs.net: 10
  • mx003.cm4all.xion.oxcs.net: 10
  • mx002.cm4all.xion.oxcs.net: 10
  • mx004.cm4all.xion.oxcs.net: 10

A / AAAA Records

  • 217.160.0.183 ↩ 217-160-0-183.elastic-ssl.ui-r.com
  • 2001:8d8:100f:f000::200 ↩ 2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com

Mail Server IPs

  • 51.89.43.216 ↩ mx01.oxseu-vadesecure.net
  • 51.89.43.215 ↩ mx02.oxseu-vadesecure.net
  • 135.125.7.163 ↩ mx03.oxseu-vadesecure.net
  • 135.125.7.164 ↩ mx04.oxseu-vadesecure.net

SOA Record

Raw SOA docks19.rzone.de hostmaster.strato-rz.de 2026020511 86400 7200 604800 300
Primary NS (mname)
docks19.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2026020511
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

docks19.rzone.de
shades19.rzone.de

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

DMARC Record

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

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

1 record
  • "v=spf1 mx a include:spf.nl2go.com ~all"
Full email verification for tcr.de

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits