Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
openhouses.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 14:18:56 UTC · ↺ Refresh
MX Hostnames
- mail.openhouses.de
MX Priorities
- mail.openhouses.de: 10
A / AAAA Records
- 85.214.223.72 ↩ server2.ddrs.de
- 2a01:238:4253:a400:6c4a:7d2c:4fea:d013 ↩ server2.ddrs.de
Mail Server IPs
- 85.214.223.72 ↩ server2.ddrs.de
- 2a01:238:4253:a400:6c4a:7d2c:4fea:d013 ↩ server2.ddrs.de
SOA Record
Raw SOA
server2.ddrs.de admin.ddrs.de 2025070102 3600 1200 604800 38400
Primary NS (mname)
server2.ddrs.de
Admin Email (rname)
admin@ddrs.de
Serial
2025070102
Refresh
3600s
Retry
1200s
Expire
604800s
Minimum TTL
38400s
Nameservers (NS)
server4.ddrs.de
server2.ddrs.de
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ?all
📊 DNS lookups: 1/10
? Neutral (?all) — no enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; ri=86400
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx ?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 openhouses.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits