Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kremer-sanitaer.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 19:51:10 UTC · ↺ Refresh
MX Hostnames
- mail.kremer-sanitaer.de
MX Priorities
- mail.kremer-sanitaer.de: 100
A / AAAA Records
- 185.233.188.212 ↩ 185-233-188-212.netways.de
Mail Server IPs
- 173.249.56.160 ↩ host1.meuser.it
SOA Record
Raw SOA
ns1.plusserver.com hostmaster.plusserver.com 2025121903 1800 900 604800 86400
Primary NS (mname)
ns1.plusserver.com
Admin Email (rname)
hostmaster@plusserver.com
Serial
2025121903
Refresh
1800s
Retry
900s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.plusserver.com
ns2.plusserver.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:173.249.56.160 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; ruf=mailto:[email protected]; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo 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
2 records- SPFv=spf1 a mx ip4:173.249.56.160 ~all
- google-site-verification=Vr0vwikOV-8-GeN0sjMj2lvlYTQ4uKmMflZ2T0SyTuU
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 kremer-sanitaer.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits