Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
sanitas-kl.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 14:38:58 UTC · ↺ Refresh
MX Hostnames
- post.haba-systems.de
MX Priorities
- post.haba-systems.de: 1
A / AAAA Records
- 138.199.225.81 ↩ static.81.225.199.138.clients.your-server.de
Mail Server IPs
- 88.198.33.155 ↩ post.haba-systems.de
SOA Record
Raw SOA
hydrogen.ns.hetzner.com dns.hetzner.com 2026033001 86400 10800 3600000 3600
Primary NS (mname)
hydrogen.ns.hetzner.com
Admin Email (rname)
dns@hetzner.com
Serial
2026033001
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
hydrogen.ns.hetzner.com
oxygen.ns.hetzner.com
helium.ns.hetzner.de
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a:post.haba-systems.de ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- SPFv=spf1 mx a:post.haba-systems.de ~all
- MS=ms70371545
- brevo-code:4f845c6c073068461b9aa3ee65cbac02
- mscid=7TcXSB1u5VYlw6UtaRSE/CP/l1rvrjq5R35Q7+e5dUoM8YaMzoSgEo8IrwHKzAnulmm3a7pTa1khCnp29AO94g==
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 sanitas-kl.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits