capital.de

Valid Email Server
Domain Lookup › capital.de

Domain Overview

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

Checked via [email protected] · 2026-03-18 04:42:43 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • sul.rtl.de
  • sulis.rtl.de
  • assur.rtl.de
  • marduk.rtl.de

MX Priorities

  • marduk.rtl.de: 10
  • sul.rtl.de: 20
  • sulis.rtl.de: 20
  • assur.rtl.de: 10

A / AAAA Records

  • 207.174.61.1 (no PTR)

Mail Server IPs

  • 193.16.163.31 ↩ marduk.rtl.de
  • 193.16.163.16 ↩ sul.rtl.de
  • 193.16.163.17 ↩ sulis.rtl.de
  • 193.16.163.11 ↩ assur.rtl.de

SOA Record

Raw SOA ns-292.awsdns-36.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-292.awsdns-36.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-593.awsdns-10.net
ns-1409.awsdns-48.org
ns-1739.awsdns-25.co.uk
ns-292.awsdns-36.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:194.12.192.0/19 a:sul.rtl.de a:sulis.rtl.de include:spf.protection.outlook.com include:servers.mcsv.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=r; aspf=r
⚠ p=none — monitoring only, no enforcement
📋 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

14 records
  • 5llsq4uvc3qnuaaujho11hv01
  • MS=ms25335059
  • TuGV4c60VXWuEBmTZ9WATztggk5l9SFKZAVkD1yqZ/TgppnvkWYoymfcszrVjEcnAyQk7P4iXfTYUBX7AdziIg==
  • adobe-idp-site-verification=6afb72c9c82f99bfe04f0d867f1ee4d51df22e914fd17ab2966ef833e033c331
  • adobe-idp-site-verification=777b92d1-b964-47f5-8e0b-d9b5b80af32b
  • atlassian-domain-verification=Kl3ByU1tsfV9fKiC7TDDZYz1uCeTeUo0SSEh5SitZ9q99Ua74O571fgiIg//j5Hn
  • facebook-domain-verification=c9u4zvo66vsnfeufm3mrm858j76rez
  • facebook-domain-verification=tgwovr0jbwrgw86w70874e97z3zx8r
  • google-site-verification=a-RhgGPQMhzvLcPBZxk4HkN11r38ZL3PI9k9HAKyVTE
  • google-site-verification=bHFFqM7rTTb3J0esxWe2rgJozISLMLUBGFSVDjI_Tjg
  • knowbe4-site-verification=9f84b0069b8711b7d78efc51717ae64a
  • miro-verification=cb749e1ffbea1463e5ad819295f54687fc362039
  • tollbit-domain-verification=b8890a6e299efaaa471252a734a7b27f046c982d1dbda9c506b825c5de64a91a
  • SPFv=spf1 ip4:194.12.192.0/19 a:sul.rtl.de a:sulis.rtl.de include:spf.protection.outlook.com include:servers.mcsv.net ~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 · Customize →
See demo & docs
Deep verification
Full email verification for capital.de

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

No credit card required
Get 1,000 Free Credits