koeckerling.de

Valid Email Server
Domain Lookup › koeckerling.de

Domain Overview

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

Checked via [email protected] · 2026-03-28 22:11:47 UTC · ↺ Refresh

MX Hostnames

  • relay3.avency.de
  • relay4.avency.de

MX Priorities

  • relay4.avency.de: 10
  • relay3.avency.de: 10

A / AAAA Records

  • 195.60.110.107 (no PTR)

Mail Server IPs

  • 195.60.116.15 ↩ relay4.avency.de
  • 195.60.119.27 ↩ relay3.avency.de

SOA Record

Raw SOA ns.kunden.de plesk.avency.de 2025091701 10800 3600 604800 10800
Primary NS (mname)
ns.kunden.de
Admin Email (rname)
plesk@avency.de
Serial
2025091701
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s

Nameservers (NS)

theopolis.avency.de
ns.kunden.de
sec.avency.de

SPF Record

✓ Strict (-all)
v=spf1 a mx ip4:195.60.120.13 include:spf.avency.de include:hostedoffice.ag -all
📊 DNS lookups: 4/10
✓ 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

2 records
  • SPFv=spf1 a mx ip4:195.60.120.13 include:spf.avency.de include:hostedoffice.ag -all
  • _5se4sj1sd9zroxzpw1ihql4b9zl4hgg
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for koeckerling.de

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits