marathonboeden.de

Valid Email Server
Domain Lookup › marathonboeden.de

Domain Overview

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

Checked via [email protected] · 2026-04-04 15:14:14 UTC · ↺ Refresh

MX Hostnames

  • sy-server.de

MX Priorities

  • sy-server.de: 10

A / AAAA Records

  • 172.67.167.98 (no PTR)
  • 104.21.59.7 (no PTR)
  • 2606:4700:3030::6815:3b07 (no PTR)
  • 2606:4700:3033::ac43:a762 (no PTR)

Mail Server IPs

  • 83.171.239.27 ↩ 514.cluster-nbg1.de

SOA Record

Raw SOA jobs.ns.cloudflare.com dns.cloudflare.com 2398671787 10000 2400 604800 1800
Primary NS (mname)
jobs.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398671787
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

jobs.ns.cloudflare.com
tina.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 redirect=sy-server.de ip4:83.171.239.27 ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate 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

1 record
  • SPFv=spf1 redirect=sy-server.de ip4:83.171.239.27 ~all
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 marathonboeden.de

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

No credit card required
Get 1,000 Free Credits