cfcb.lu - dns.ninja
cfcb.lu
lu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | 1.ns.lu ⭐ | ||||||
| NS | g.dns.lu | ||||||
| NS | i.dns.lu | ||||||
| NS | j.dns.lu | ||||||
| NS | k.dns.lu | ||||||
| NS | p.dns.lu | ||||||
| NS | r.ns.lu | ||||||
| TXT | Exported: 2026-07-31 20:01:01 | ||||||
| SOA | 1.ns.lunoc@restena.lu serial=1785520873 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns2.commerzbank.com2026-06-24 → 2026-07-31 · 2 obs
● 2026-07-31 18:55:38
●NSns3.commerzbank.com2026-06-24 → 2026-07-31 · 2 obs
● 2026-07-31 18:55:38
●NSns4.commerzbank.com2026-06-24 → 2026-07-31 · 2 obs
● 2026-07-31 18:55:38
●NSns5.commerzbank.com2026-06-24 → 2026-07-31 · 2 obs
● 2026-07-31 18:55:38
●MXcommerzbank-com.mail.protection.outlook.com2026-06-24 → 2026-07-31 · 2 obs
● 2026-07-31 18:55:38
●A212.149.50.1852026-06-24 → 2026-07-31 · 2 obs
● 2026-07-31 18:55:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| lu | 1.ns.lu, g.dns.lu, i.dns.lu, j.dns.lu... | - |
| cfcb.lu | ns5.commerzbank.com, ns2.commerzbank.com, ns3.commerzbank.com, ns4.commerzbank.com | - |
✅ Authoritative Response
Server:193.108.159.13
NS records: ns5.commerzbank.com, ns2.commerzbank.com, ns3.commerzbank.com, ns4.commerzbank.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cfcb.lu (unsigned zone)
⏱️ Timing
Total: 1518ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 212.149.50.185 |
| NS | 4 | ns4.commerzbank.com, ns5.commerzbank.com... |
| MX | 1 | commerzbank-com.mail.protection.outlook. |
| TXT | 2 | MS=ms37533557, v=spf1 a ip4:212.149.50.150 ip4:212.149. |
| SOA | 1 | ns2.commerzbank.com dns.commerzbank.com |
Analysis
IP Addresses
cfcb.lu resolves to just one IP address, 212.149.50.185.
The host names commerzbank-fcb.lu, www.commerzbank-fcb.lu, commerzbankfcb.com and commerzbankfcb.lu all share IP numbers with cfcb.lu.
Name Servers
The NS records for cfcb.lu point to four name servers: ns2.commerzbank.com, ns3.commerzbank.com, ns4.commerzbank.com and ns5.commerzbank.com.
There is at least partial name server overlap between cfcb.lu and other domains — collegium.de, cash-group.de, commerz.uk and two more among them.
The hosts ns2.commerzbank.com, ns3.commerzbank.com, ns4.commerzbank.com and ns5.commerzbank.com all resolve to exactly one IP address each: 212.149.48.134, 212.149.48.137, 193.108.159.13 and 193.108.159.14 respectively.
Mail Servers
The sole mail server for cfcb.lu is commerzbank-com.mail.protection.outlook.com.
Among the domains sharing a mail server setup with cfcb.lu are service-center-inkasso.de, commerzbank.cz, dresdner-bank.com and two others.
cfcb.lu and other domains — newsletter.commerzbank.com for instance — share at least some mail servers.
The hostname commerzbank-com.mail.protection.outlook.com resolves to the four IP addresses 52.101.68.8, 52.101.68.32, 52.101.68.36 and 52.101.73.12.