Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
tbs-schwelm.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-07 16:43:23 UTC · ↺ Refresh
MX Hostnames
- mx11.schwelm.de
- mx12.schwelm.de
MX Priorities
- mx12.schwelm.de: 10
- mx11.schwelm.de: 10
A / AAAA Records
- 217.160.118.199 (no PTR)
Mail Server IPs
- 52.28.39.216 ↩ ec2-52-28-39-216.eu-central-1.compute.amazonaws.com
- 52.57.183.85 ↩ ec2-52-57-183-85.eu-central-1.compute.amazonaws.com
SOA Record
Raw SOA
hydrogen.ns.hetzner.com dns.hetzner.com 2026032500 86400 10800 3600000 3600
Primary NS (mname)
hydrogen.ns.hetzner.com
Admin Email (rname)
dns@hetzner.com
Serial
2026032500
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
✗ 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.
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