grevenbroich.de

Valid Email Server
Domain Lookup › grevenbroich.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
grevenbroich.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-27 14:04:47 UTC · ↺ Refresh

MX Hostnames

  • mail41.itk-rheinland.de
  • mail31.itk-rheinland.de
  • mail51.itk-rheinland.de

MX Priorities

  • mail31.itk-rheinland.de: 10
  • mail41.itk-rheinland.de: 10
  • mail51.itk-rheinland.de: 10

A / AAAA Records

  • 193.27.22.148 ↩ estos.grevenbroich.de

Mail Server IPs

  • 193.27.22.97 ↩ mail31.itk-rheinland.de
  • 193.27.22.114 ↩ mail41.itk-rheinland.de
  • 193.27.22.120 ↩ mail51.itk-rheinland.de

SOA Record

Raw SOA ns.itk-rheinland.de postmaster.grevenbroich.de 2026021600 86400 14400 2419200 86400
Primary NS (mname)
ns.itk-rheinland.de
Admin Email (rname)
postmaster@grevenbroich.de
Serial
2026021600
Refresh
86400s
Retry
14400s
Expire
2419200s
Minimum TTL
86400s

Nameservers (NS)

ns2nd.itk-rheinland.de
ns.itk-rheinland.de
pns.dtag.de
secondary006.dtag.net

SPF Record

✓ Strict (-all)
v=spf1 ip4:193.27.22.88 include:_spf.rexx-suite.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

6 records
  • _telesec-domain-validation=332461_2024-11-08_8jBMJVRCa9vx11dY5cvWMHtzB80E1Qx2fPxEoSsKiAUvx7NhtS
  • cisco-ci-domain-verification=7f7f7a3b44b2fd5a372de1ea77e85c784af16453b2d55a3619125bf171b87e1a
  • MS=ms38471871
  • D-TRUST=K8OIJHXV5RNXURKRRMTOQCI
  • SPFv=spf1 ip4:193.27.22.88 include:_spf.rexx-suite.com -all
  • QuoVadis=e438224f-dca3-419a-9834-d6ccceaf7001
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