Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
m-tec-verden.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 23:01:05 UTC · ↺ Refresh
MX Hostnames
- mtecverden-de0cc.mail.protection.outlook.com
MX Priorities
- mtecverden-de0cc.mail.protection.outlook.com: 0
A / AAAA Records
- 18.197.248.23 ↩ eu-staticip.multiscreensite.com
- 52.59.120.70 ↩ eu-staticip2.multiscreensite.com
Mail Server IPs
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.duf.de administrator.duf.de 2026032718 7200 540 604800 3600
Primary NS (mname)
ns.duf.de
Admin Email (rname)
administrator@duf.de
Serial
2026032718
Refresh
7200s
Retry
540s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
dufdns.work.de
ns.duf.de
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.cloudeu.xion.oxcs.net include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
3 records- SPFv=spf1 include:spf.cloudeu.xion.oxcs.net include:spf.protection.outlook.com ~all
- fuago-site-verification=havcg2IIw6tM5xLWt33VdYGPti85i1uodXTbVubjWb
- google-site-verification=zeSjS1BVfDGlkJYqr1CYT5xJOM0ed5ax5WpvoKK2t74
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 m-tec-verden.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits