confina.de

Valid Email Server
Domain Lookup › confina.de

Domain Overview

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

Checked via [email protected] · 2026-03-27 17:59:50 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

  • confina-de.mail.protection.outlook.com: 0

A / AAAA Records

  • 217.160.0.201 ↩ 217-160-0-201.elastic-ssl.ui-r.com
  • 2001:8d8:100f:f000::22e ↩ 2001-08d8-100f-f000-0000-0000-0000-022e.elastic-ssl.ui-r.com

Mail Server IPs

  • 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
  • 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
  • 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
  • 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
  • 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com

SOA Record

Raw SOA ns1018.ui-dns.de hostmaster.1und1.de 2016061927 28800 7200 604800 300
Primary NS (mname)
ns1018.ui-dns.de
Admin Email (rname)
hostmaster@1und1.de
Serial
2016061927
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1018.ui-dns.biz
ns1018.ui-dns.de
ns1018.ui-dns.org
ns1018.ui-dns.com

SPF Record

✗ Invalid
v=spf1 include:one.zoho.eu include:medisecur.de include:canadalife.ie include:canadalife.de include:_spf.aranes.de include:physiosecur.de include:canadalife.co.uk include:setanta-asset.ie include:_spf.perfora.net include:setanta-asset.com include:_spf.rechtsanwaltalt.de include:eu.zcsend.net include:spf.protection.outlook.com -all
📊 DNS lookups: 13/10 — over limit!
⚠ Too many DNS lookups (13/10) — SPF will fail validation. Reduce include: statements.

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]

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

2 records
  • zoho-verification=zb29817628.zmverify.zoho.eu
  • SPFv=spf1 include:one.zoho.eu include:medisecur.de include:canadalife.ie include:canadalife.de include:_spf.aranes.de include:physiosecur.de include:canadalife.co.uk include:setanta-asset.ie include:_spf.perfora.net include:setanta-asset.com include:_spf.rechtsanwaltalt.de include:eu.zcsend.net 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 confina.de

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

Get 1,000 Free Credits