Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cadelre.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 20:51:23 UTC · ↺ Refresh
MX Hostnames
- mx1.thoss-it.de
MX Priorities
- mx1.thoss-it.de: 10
A / AAAA Records
- 95.216.100.53 ↩ srv02-fi.thoss-it.de
- 2a01:4f9:2b:134d::2 ↩ srv02-fi.thoss-it.de
Mail Server IPs
- 152.53.146.47 ↩ mx1.thoss-it.de
- 2a0a:4cc0:c1:264f:d85e:90ff:fe9c:4f7d ↩ mx1.thoss-it.de
SOA Record
Raw SOA
hydrogen.ns.hetzner.com admin.thoss-it.de 2025122405 10800 3600 604800 3600
Primary NS (mname)
hydrogen.ns.hetzner.com
Admin Email (rname)
admin@thoss-it.de
Serial
2025122405
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
helium.ns.hetzner.de
hydrogen.ns.hetzner.com
oxygen.ns.hetzner.com
SPF Record
✓ Strict (-all)
v=spf1 mx -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=30
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
⚠ Policy applies to 30% of failing messages only
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
1 record- SPFv=spf1 mx -all
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