Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sbbonline.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 10:23:27 UTC · ↺ Refresh
MX Hostnames
- gw12.civitec.de
- gw11.civitec.de
MX Priorities
- gw11.civitec.de: 10
- gw12.civitec.de: 10
A / AAAA Records
- 195.243.56.138 (no PTR)
Mail Server IPs
- 195.243.56.11 ↩ gw11.civitec.de
- 195.243.56.12 ↩ gw12.civitec.de
SOA Record
Raw SOA
dns01.regioit-aachen.de hostmaster.civitec.de 2020060805 86400 7200 3600000 172800
Primary NS (mname)
dns01.regioit-aachen.de
Admin Email (rname)
hostmaster@civitec.de
Serial
2020060805
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
172800s
Nameservers (NS)
dns-relaix.regioit-aachen.de
dns01.regioit-aachen.de
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ip4:195.243.56.0/24 ip4:195.243.129.128/26 ip4:193.158.93.136 a:dpmx.daten-partner.de ip4:185.212.54.249 ip4:62.214.80.45 ip4:178.212.73.50 ?all
📊 DNS lookups: 2/10
? Neutral (?all) — no 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 mx ip4:195.243.56.0/24 ip4:195.243.129.128/26 ip4:193.158.93.136 a:dpmx.daten-partner.de ip4:185.212.54.249 ip4:62.214.80.45 ip4:178.212.73.50 ?all
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