isokoeln.de

Valid Email Server
Domain Lookup › isokoeln.de

Domain Overview

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

Checked via [email protected] · 2026-03-28 13:42:20 UTC · ↺ Refresh

MX Hostnames

  • smail-ecc-mta1.dts-security.de
  • smail-ecc-mta2.dts-security.de

MX Priorities

  • smail-ecc-mta1.dts-security.de: 10
  • smail-ecc-mta2.dts-security.de: 10

A / AAAA Records

  • 80.228.57.30 ↩ leasedline-static-080-228-057-030.ewe-ip-backbone.de

Mail Server IPs

  • 212.101.206.91 ↩ smail-ecc-mta1.dts-security.de
  • 84.201.116.164 ↩ smail-ecc-mta2.dts-security.de

SOA Record

Raw SOA ns1.onix.de hostmaster.onix.de 1774669702 10800 1800 604800 300
Primary NS (mname)
ns1.onix.de
Admin Email (rname)
hostmaster@onix.de
Serial
1774669702
Refresh
10800s
Retry
1800s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1.onix.de
ns4.onix.de
ns3.onix.de
ns2.onix.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf-base.ecclesia-gruppe.de include:spf-hosts.ecclesia-gruppe.de -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 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

3 records
  • MS=ms57042962
  • SPFv=spf1 include:spf-base.ecclesia-gruppe.de include:spf-hosts.ecclesia-gruppe.de -all
  • wombat-verification=3KwxVCQV1HEp-aRXRTKKaZ5G0frhk
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