Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
blauwald.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 23:06:11 UTC · ↺ Refresh
MX Hostnames
- sf.albguard4mail.de
MX Priorities
- sf.albguard4mail.de: 10
A / AAAA Records
- 217.7.63.33 ↩ habsberg.ctl.de
Mail Server IPs
- 217.7.63.44 ↩ sf.albguard4mail.de
SOA Record
Raw SOA
ns2.ctl.de hostmaster.ctl.de 2026011101 10800 3600 604800 86400
Primary NS (mname)
ns2.ctl.de
Admin Email (rname)
hostmaster@ctl.de
Serial
2026011101
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
d.ns14.net
b.ns14.net
c.ns14.net
ns2.ctl.de
SPF Record
✓ Strict (-all)
v=spf1 mx a a:odysseus.ctl.de a:owa.blauwald.de -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
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
2 records- SPFv=spf1 mx a a:odysseus.ctl.de a:owa.blauwald.de -all
- MS=ms41463460
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