unit.lu - dns.ninja
unit.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: 2026-07-13 19:01:01 | ||||||
| SOA | 1.ns.lunoc@restena.lu serial=1783962073 | ||||||
Subdomains
mail.unit.lu |
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NScns1.alfahosting.info2026-02-14 → 2026-07-13 · 2 obs
● 2026-07-13 17:46:50
●NScns2.alfahosting.info2026-02-14 → 2026-07-13 · 2 obs
● 2026-07-13 17:46:50
●NScns3.alfahosting.info2026-02-14 → 2026-07-13 · 2 obs
● 2026-07-13 17:46:50
●MXmx03.secure-mailgate.com2026-02-14 → 2026-07-13 · 5 obs
● 2026-06-17 01:59:50
○ 2026-07-10 01:55:58
● 2026-07-13 09:53:56
● 2026-07-13 17:46:50
●MXmx04.secure-mailgate.com2026-02-14 → 2026-07-13 · 5 obs
● 2026-06-17 01:59:50
○ 2026-07-10 01:55:58
● 2026-07-13 09:53:56
● 2026-07-13 17:46:50
●A81.88.34.2132026-02-14 → 2026-07-13 · 5 obs
● 2026-06-17 01:59:50
○ 2026-07-10 01:55:58
● 2026-07-13 09:53:56
● 2026-07-13 17:46:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| lu | 1.ns.lu, g.dns.lu, i.dns.lu, j.dns.lu... | - |
| unit.lu | cns1.alfahosting.info, cns2.alfahosting.info, cns3.alfahosting.info | - |
✅ Authoritative Response
Server:148.251.254.105
NS records: cns1.alfahosting.info, cns2.alfahosting.info, cns3.alfahosting.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for unit.lu (unsigned zone)
⏱️ Timing
Total: 637ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.88.34.213 |
| NS | 3 | cns2.alfahosting.info, cns3.alfahosting.info... |
| MX | 2 | mx03.secure-mailgate.com (pri: 10), mx04.secure-mailgate.com (pri: 10) |
| TXT | 1 | v=spf1 a mx include:secure-mailgate.com |
| SOA | 1 | cns1.alfahosting.info hostmaster@alfahos |
Analysis
Hierarchy
unit.lu serves as the parent of mail.unit.lu.
IP Addresses
unit.lu has exactly one IP address — 81.88.34.213.
mail.zick-zack.de, mail.rudolf-stahl.de, mail.softnote.de plus two other host names have IP numbers in common with unit.lu.
Name Servers
DNS for unit.lu is handled by three authoritative name servers: cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info.
unit.lu has at least partial name server overlap with other domains, such as biophysik.com, horkes.de, icomerce.de and two others.
Three hostnames — cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info — each have two IP addresses: cns1.alfahosting.info has 109.237.142.8 and 2a01:64c0:0:5000::8, cns2.alfahosting.info has 148.251.254.105 and 2a01:4f8:2b02:a88::105, and cns3.alfahosting.info has 109.237.143.8 and 2a02:2b80:101:5000::8.
Mail Servers
unit.lu uses two mail servers, mx03.secure-mailgate.com and mx04.secure-mailgate.com.
The mail server setup of unit.lu matches that of other domains such as iustus.eu, esperanto-nb.de, batteriefabrik.de and two others.
mx03.secure-mailgate.com directs to 46.243.88.174 and 46.243.88.176. mx04.secure-mailgate.com directs to 46.243.88.175 and 46.243.88.177. Each host name carries two IP addresses.