gruppenferienhaus.de

Valid Email Server
Domain Lookup › gruppenferienhaus.de

Domain Overview

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

Checked via [email protected] · 2026-03-21 18:54:13 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 213.160.71.166 (no PTR)
  • 2a00:17d8:200::1f1 (no PTR)

Mail Server IPs

  • 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
  • 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
  • 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
  • 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.hosting.de hostmaster.gruppenferienhaus.de 2026031709 86400 7200 3600000 3600
Primary NS (mname)
ns1.hosting.de
Admin Email (rname)
hostmaster@gruppenferienhaus.de
Serial
2026031709
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
3600s

Nameservers (NS)

ns1.hosting.de
ns2.hosting.de
ns3.hosting.de

SPF Record

✓ Strict (-all)
v=spf1 include:spf.hosting.de include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ 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 include:spf.hosting.de 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 gruppenferienhaus.de

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

No credit card required
Get 1,000 Free Credits