Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
falkenhain-metalldesign.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 14:38:02 UTC · ↺ Refresh
MX Hostnames
- proxy.rsoftgroup.net
MX Priorities
- proxy.rsoftgroup.net: 10
A / AAAA Records
- 185.175.196.50 (no PTR)
- 2a00:1c98:60:1071::424d:7b22 (no PTR)
Mail Server IPs
- 167.235.216.141 ↩ proxy.rsoftgroup.net
- 2a01:4f8:c01e:db::1 ↩ proxy.rsoftgroup.net
SOA Record
Raw SOA
hydrogen.ns.hetzner.com dns.hetzner.com 2025102000 86400 10800 3600000 3600
Primary NS (mname)
hydrogen.ns.hetzner.com
Admin Email (rname)
dns@hetzner.com
Serial
2025102000
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
helium.ns.hetzner.de
hydrogen.ns.hetzner.com
oxygen.ns.hetzner.com
SPF Record
✓ Strict (-all)
v=spf1 include:mail01.rsoftgroup.net -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;adkim=s;aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
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
2 records- google-site-verification=b1Ra4Mo1KmdcaAJ68D9N37Rja_Gnv1mXk-BzrfxRrfY
- SPFv=spf1 include:mail01.rsoftgroup.net -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 falkenhain-metalldesign.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits