Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ruhstorfer-gruppe.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 01:47:13 UTC · ↺ Refresh
MX Hostnames
- kundenmx01.bits-and-bytes.de
- kundenmx02.bits-and-bytes.de
MX Priorities
- kundenmx02.bits-and-bytes.de: 20
- kundenmx01.bits-and-bytes.de: 10
A / AAAA Records
- 185.15.192.149 ↩ ovm2547.agenturserver.de
Mail Server IPs
- 80.241.59.69 ↩ internetx01.bits-and-bytes.de
SOA Record
Raw SOA
ns01.dns-bb.de info.bits-and-bytes.de 2024101800 10800 3600 604800 86400
Primary NS (mname)
ns01.dns-bb.de
Admin Email (rname)
info@bits-and-bytes.de
Serial
2024101800
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns03.dns-bb.de
ns04.dns-bb.de
ns02.dns-bb.de
ns01.dns-bb.de
SPF Record
✓ Soft Fail (~all)
v=spf1 a:internetx01.bits-and-bytes.de include:agenturserver.de Include:_spf.jpberlin.de ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate 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
1 record- SPFv=spf1 a:internetx01.bits-and-bytes.de include:agenturserver.de Include:_spf.jpberlin.de ~all
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