dfl.de

Valid Email Server
Domain Lookup › dfl.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
dfl.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-29 20:29:54 UTC · ↺ Refresh

MX Hostnames

  • securemail04.dfl.de
  • securemail03.dfl.de

MX Priorities

  • securemail03.dfl.de: 10
  • securemail04.dfl.de: 20

A / AAAA Records

  • 108.138.128.30 ↩ server-108-138-128-30.jfk50.r.cloudfront.net
  • 108.138.128.114 ↩ server-108-138-128-114.jfk50.r.cloudfront.net
  • 108.138.128.66 ↩ server-108-138-128-66.jfk50.r.cloudfront.net
  • 108.138.128.27 ↩ server-108-138-128-27.jfk50.r.cloudfront.net

Mail Server IPs

  • 13.93.42.35 (no PTR)
  • 20.113.56.82 (no PTR)

SOA Record

Raw SOA ns-1941.awsdns-50.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1941.awsdns-50.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-327.awsdns-40.com
ns-546.awsdns-04.net
ns-1113.awsdns-11.org
ns-1941.awsdns-50.co.uk

SPF Record

✓ Strict (-all)
v=spf1 ip4:80.154.68.12/32 ip4:194.8.207.200/32 ip4:54.240.98.234/32 ip4:54.240.98.235/32 include:de.dfl.spf.martrexodns.com ip4:80.155.8.32/27 ip4:80.72.141.107/32 include:_spf.proxy.nospamproxy.com include:_spf.atlassian.net include:spf.lamapoll.de include:mail.zendesk.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 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

15 records
  • google-site-verification=6aV4w6dFW191xYrvuDU3I4Td3608G4k-Hk6-yBTWCbs
  • bitrise-verification=db45741189cddf9c-3nmA3vSecbEq
  • bw=rpRvaqrGYfNl2FCL8Wxc8VeAB3guwzRhxM6GWM95OjQn
  • atlassian-domain-verification=9xUDxnYWyqDNTbdEdi0T08x6Dx0/JCjMjMFPspgA7SpaNw3roNtQ+gMJqXJzfQjj
  • atlassian-sending-domain-verification=7ebbb056-853d-42f5-b90f-24e62c1c2ca6
  • Dynatrace-site-verification=fddb6014-ab79-43e4-95ac-857b4912c131__a5blsejtdnoqv3dmp34l87hoam
  • swisssign-check=INQ2InQPmgMGkAAfowB7O4wKFXU
  • onetrust-domain-verification=825d2fada02c4f4d993fe4f3bf7a8f33
  • mrMGDjp9Sa2BihsA7ohoFt5lnt/ZvA6dARWEKQyVuCw8PfsmNM89lWBnlKo19nNqacIJAuHenCEaNTIzap60LA==
  • SPFv=spf1 ip4:80.154.68.12/32 ip4:194.8.207.200/32 ip4:54.240.98.234/32 ip4:54.240.98.235/32 include:de.dfl.spf.martrexodns.com ip4:80.155.8.32/27 ip4:80.72.141.107/32 include:_spf.proxy.nospamproxy.com include:_spf.atlassian.net include:spf.lamapoll.de include:mail.zendesk.com -all
  • apple-domain-verification=PrXuHwcZDfQFItDs
  • miro-verification=ae8dd34f3b107b676df6d2ab6bd46fcda6f554e5
  • google-site-verification=rXjwT8QFsYvwKv1nF7bOWdJxO5mhKG6JJ3QqYS8zRsg
  • MS=ms13688213
  • google-site-verification=wwJXnyVgM_qjl8t16S9KrZ9FQnqWvHmZ8CxPWKVN9dc
Full email verification for dfl.de

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits