Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rsc-ammerbuch.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 23:43:31 UTC · ↺ Refresh
MX Hostnames
- mail.rsc-ammerbuch.de
MX Priorities
- mail.rsc-ammerbuch.de: 10
A / AAAA Records
- 88.198.206.146 ↩ static.88-198-206-146.clients.your-server.de
Mail Server IPs
- 188.245.243.40 ↩ email.kenorland.de
SOA Record
Raw SOA
ns1.first-ns.de dns.hetzner.com 2025101700 86400 10800 3600000 86400
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
dns@hetzner.com
Serial
2025101700
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
robotns3.second-ns.com
ns1.first-ns.de
robotns2.second-ns.de
SPF Record
✓ Strict (-all)
v=spf1 a mx mx:email.kenorland.de -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 a mx mx:email.kenorland.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 · Customize →
See demo & docs
Deep verification
Full email verification for rsc-ammerbuch.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits