hwk-duesseldorf.de

Valid Email Server
Domain Lookup › hwk-duesseldorf.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
hwk-duesseldorf.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-24 19:12:48 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

  • hwk-duesseldorf.in.tmes.trendmicro.eu

MX Priorities

  • hwk-duesseldorf.in.tmes.trendmicro.eu: 5

A / AAAA Records

  • 176.95.69.164 (no PTR)

Mail Server IPs

  • 18.185.115.146 ↩ in.tmes.trendmicro.eu
  • 18.185.115.147 ↩ in.tmes.trendmicro.eu
  • 18.185.115.145 ↩ in.tmes.trendmicro.eu

SOA Record

Raw SOA ns1.plusserver.com hostmaster.plusserver.com 2026021101 1800 900 604800 900
Primary NS (mname)
ns1.plusserver.com
Admin Email (rname)
hostmaster@plusserver.com
Serial
2026021101
Refresh
1800s
Retry
900s
Expire
604800s
Minimum TTL
900s

Nameservers (NS)

ns1.plusserver.com
ns3.plusserver.com
ns2.plusserver.com

SPF Record

✓ Strict (-all)
v=spf1 a mx ip4:2.207.132.216 include:inxserver.com include:spf.mailjet.com include:spf.protection.outlook.com include:spf.tmes.trendmicro.com include:spf.sosafe.de -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; sp=none; rua=mailto:[email protected],mailto:[email protected]; pct=100; adkim=r; aspf=r; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

5 records
  • sophos-domain-verification=882ee2842a6d4a72bac57f9ef5cabf88cd1825afaacd39511fdeb8eb522c673c
  • SPFv=spf1 a mx ip4:2.207.132.216 include:inxserver.com include:spf.mailjet.com include:spf.protection.outlook.com include:spf.tmes.trendmicro.com include:spf.sosafe.de -all
  • apple-domain-verification=pLHU2aCvlWMoYyC0
  • MS=ms69208392
  • tmes=c210958cdb09f8c0a974e548d1b8559b
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 hwk-duesseldorf.de

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

No credit card required
Get 1,000 Free Credits