yfdberlin.com

Valid Email Server
Domain Lookup › yfdberlin.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
yfdberlin.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 07:37:21 UTC · ↺ Refresh

MX Hostnames

  • smtpin.rzone.de

MX Priorities

  • smtpin.rzone.de: 5

A / AAAA Records

  • 172.67.186.220 (no PTR)
  • 104.21.68.50 (no PTR)
  • 2606:4700:3032::6815:4432 (no PTR)
  • 2606:4700:3031::ac43:badc (no PTR)

Mail Server IPs

  • 81.169.145.97 ↩ smtpin.rzone.de
  • 2a01:238:20a:202:50f0::1097 ↩ smtpin.rzone.de

SOA Record

Raw SOA gabe.ns.cloudflare.com dns.cloudflare.com 2398544315 10000 2400 604800 1800
Primary NS (mname)
gabe.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398544315
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

leah.ns.cloudflare.com
gabe.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 redirect=_spf.strato.com
📊 DNS lookups: 1/10

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
  • SPFv=spf1 redirect=_spf.strato.com
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