praxis-lueckenlos.de

Valid Email Server
Domain Lookup › praxis-lueckenlos.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
praxis-lueckenlos.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 09:38:57 UTC · ↺ Refresh

MX Hostnames

  • praxislueckenlos-de01e.mail.protection.outlook.com

MX Priorities

  • praxislueckenlos-de01e.mail.protection.outlook.com: 0

A / AAAA Records

  • 217.160.0.32 ↩ 217-160-0-32.elastic-ssl.ui-r.com
  • 2001:8d8:100f:f000::200 ↩ 2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com

Mail Server IPs

  • 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
  • 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
  • 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
  • 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com

SOA Record

Raw SOA ns1026.ui-dns.biz hostmaster.1und1.com 2017060152 28800 7200 604800 600
Primary NS (mname)
ns1026.ui-dns.biz
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060152
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns1060.ui-dns.org
ns1091.ui-dns.com
ns1026.ui-dns.biz
ns1091.ui-dns.de

SPF Record

⚠ Pass All
v=spf1 a mx include:_spf-eu.ionos.com include:spf.protection.outlook.com +all
📊 DNS lookups: 4/10
⚠ Pass all (+all) allows any server to send — not recommended.

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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 a mx include:_spf-eu.ionos.com include:spf.protection.outlook.com +all
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