wibizu.de

Valid Email Server
Domain Lookup › wibizu.de

Domain Overview

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

Checked via [email protected] · 2026-04-02 16:31:00 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 213.199.174.77 ↩ db2prd0103.outlook.com

Mail Server IPs

  • 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
  • 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
  • 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
  • 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
  • 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com

SOA Record

Raw SOA dns1.niedermayr.net admin.eckert-schulen.de 2022101201 28800 7200 604800 86400
Primary NS (mname)
dns1.niedermayr.net
Admin Email (rname)
admin@eckert-schulen.de
Serial
2022101201
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

dns1.niedermayr.net
dns2.niedermayr.de

SPF Record

✓ Soft Fail (~all)
v=spf1 mx a include:outlook.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

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 mx a include:outlook.com include:spf.protection.outlook.com ~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 wibizu.de

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

No credit card required
Get 1,000 Free Credits