smischek.de

Valid Email Server
Domain Lookup › smischek.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
smischek.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 12:59:31 UTC · ↺ Refresh

MX Hostnames

  • smischek-de.mail.protection.outlook.com

MX Priorities

  • smischek-de.mail.protection.outlook.com: 10

A / AAAA Records

  • 212.53.189.90 ↩ www3236.c.artfiles.de

Mail Server IPs

  • 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
  • 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
  • 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
  • 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com

SOA Record

Raw SOA auth1.artfiles.de hostmaster.artfiles.de 2026021801 28800 14400 860400 600
Primary NS (mname)
auth1.artfiles.de
Admin Email (rname)
hostmaster@artfiles.de
Serial
2026021801
Refresh
28800s
Retry
14400s
Expire
860400s
Minimum TTL
600s

Nameservers (NS)

auth1.artfiles.de
auth2.artfiles.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.dcpserver.de -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1

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

All TXT Records

2 records
  • MS=ms51371283
  • SPFv=spf1 include:spf.protection.outlook.com include:spf.dcpserver.de -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 smischek.de

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

No credit card required
Get 1,000 Free Credits