select-tours.de

Valid Email Server
Domain Lookup › select-tours.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
select-tours.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-31 23:17:20 UTC · ↺ Refresh

MX Hostnames

  • mx00.kundenserver.de
  • selecttours-de01e.mail.protection.outlook.com
  • mx01.kundenserver.de

MX Priorities

  • selecttours-de01e.mail.protection.outlook.com: 10
  • mx00.kundenserver.de: 30
  • mx01.kundenserver.de: 31

A / AAAA Records

  • 217.160.0.202
  • 2001:8d8:100f:f000::269

Mail Server IPs

  • 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
  • 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
  • 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
  • 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
  • 212.227.15.41 ↩ mx00.kundenserver.de
  • 217.72.192.67 ↩ mx01.kundenserver.de

SOA Record

Raw SOA ns1063.ui-dns.biz hostmaster.1und1.de 2015082120 28800 7200 604800 300
Primary NS (mname)
ns1063.ui-dns.biz
Admin Email (rname)
hostmaster@1und1.de
Serial
2015082120
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1063.ui-dns.biz
ns1063.ui-dns.com
ns1063.ui-dns.de
ns1063.ui-dns.org

SPF Record

✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict 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 a mx include:spf.protection.outlook.com -all
Full email verification for select-tours.de

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits