Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
thermarium.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 23:43:13 UTC · ↺ Refresh
MX Hostnames
- mxlb.ispgateway.de
MX Priorities
- mxlb.ispgateway.de: 10
A / AAAA Records
- 134.119.0.32 ↩ mc23344.ispgateway.de
- 2a00:116a:10c:7290:: ↩ mc23344.ispgateway.de
Mail Server IPs
- 80.67.18.126 ↩ mxlb.ispgateway.de
SOA Record
Raw SOA
ns53.domaincontrol.com dns.jomax.net 2026031603 28800 7200 604800 600
Primary NS (mname)
ns53.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026031603
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns54.domaincontrol.com
ns53.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a include:_spf.google.com include:ispgateway.de ip4:213.137.192.85 ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 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
3 records- MS=8740232F7852E31CB3B0DE35E64B0CA1B5825F40
- SPFv=spf1 mx a include:_spf.google.com include:ispgateway.de ip4:213.137.192.85 ~all
- brevo-code:562ab7b6120d9434a519d71037f7b88f
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 thermarium.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits