Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
butlerium.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 13:33:28 UTC · ↺ Refresh
MX Hostnames
- cheetah.blarium.de
MX Priorities
- cheetah.blarium.de: 10
A / AAAA Records
- 168.119.111.164 ↩ static.164.111.119.168.clients.your-server.de
Mail Server IPs
- 83.138.83.209 ↩ cheetah.blarium.de
SOA Record
Raw SOA
ns1.blarium.de mail.blarium.de 2025090303 3600 900 604800 86400
Primary NS (mname)
ns1.blarium.de
Admin Email (rname)
mail@blarium.de
Serial
2025090303
Refresh
3600s
Retry
900s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.blarium.de
ns2.blarium.de
SPF Record
✓ Strict (-all)
v=spf1 a mx a:robin.butlerium.de ip4:83.138.83.209 ip4:83.138.86.245 ip6:2a01:4f8:140:2146::2 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 a mx a:robin.butlerium.de ip4:83.138.83.209 ip4:83.138.86.245 ip6:2a01:4f8:140:2146::2 -all
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