Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
schomaker-altbausanierung.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 22:55:48 UTC · ↺ Refresh
MX Hostnames
- smx01.udag.de
- smx00.udag.de
MX Priorities
- smx00.udag.de: 10
- smx01.udag.de: 10
A / AAAA Records
- 3.123.247.109 ↩ ec2-3-123-247-109.eu-central-1.compute.amazonaws.com
Mail Server IPs
- 62.146.106.50 ↩ smx00.udag.de
- 62.146.106.51 ↩ smx01.udag.de
SOA Record
Raw SOA
ns.udag.de hostmaster.united-domains.de 2024052902 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024052902
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns.udag.net
ns.udag.org
ns.udag.de
SPF Record
✗ MissingNo SPF record — domain is unprotected against spoofing.
⚠ No SPF record found. Email servers cannot verify authorized senders.
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
No TXT records found.
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 schomaker-altbausanierung.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits