Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dr-gruender.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 18:17:32 UTC · ↺ Refresh
MX Hostnames
- mail.dr-gruender.de
MX Priorities
- mail.dr-gruender.de: 10
A / AAAA Records
- 217.160.0.62 ↩ 217-160-0-62.elastic-ssl.ui-r.com
Mail Server IPs
- 87.191.176.190 ↩ mail.dr-gruender.de
SOA Record
Raw SOA
ns1036.ui-dns.com hostmaster.schlund.de 2016042823 28800 7200 604800 300
Primary NS (mname)
ns1036.ui-dns.com
Admin Email (rname)
hostmaster@schlund.de
Serial
2016042823
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1036.ui-dns.com
ns1036.ui-dns.de
ns1036.ui-dns.org
ns1036.ui-dns.biz
SPF Record
✓ Strict (-all)
v=spf1 mx a include:neokey.de -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
mail._domainkey
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx a include:neokey.de -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 dr-gruender.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits