ecole.lu - dns.ninja
ecole.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: 2026-08-12 12:01:01 | ||||||
| SOA | 1.ns.lunoc@restena.lu serial=1786528872 | ||||||
Subdomains
esch-bruch.ecole.lu |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.restena.lu2015-09-03 → 2026-08-12 · 2 obs
● 2026-08-12 10:42:20
●NSns2.restena.lu2015-09-03 → 2026-08-12 · 2 obs
● 2026-08-12 10:42:20
●NSns3.restena.lu2015-09-03 → 2026-08-12 · 2 obs
● 2026-08-12 10:42:20
●MXsmtpgate1.restena.lu2015-09-03 → 2026-08-12 · 2 obs
● 2026-08-12 10:42:20
●MXsmtpgate2.restena.lu2015-09-03 → 2026-08-12 · 2 obs
● 2026-08-12 10:42:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| lu | 1.ns.lu, i.dns.lu, r.ns.lu, k.dns.lu... | 14 records |
| ecole.lu | ns1.restena.lu, ns2.restena.lu | 4 records |
✅ Authoritative Response
Server:158.64.1.23
NS records: ns1.restena.lu, ns2.restena.lu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ecole.lu (unsigned zone)
⏱️ Timing
Total: 592ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns1.restena.lu, ns2.restena.lu... |
| MX | 2 | smtpgate1.restena.lu (pri: 10), smtpgate2.restena.lu (pri: 10) |
| TXT | 1 | v=spf1 ip4:158.64.1.34/32 ip4:158.64.1.5 |
| SOA | 1 | ns1.restena.lu noc.restena.lu |
📌 Glue Records Collected
Total: 18
In-bailiwick: 14 (1.ns.lu, g.dns.lu, i.dns.lu...)
Out-of-bailiwick: 4 (ns2.restena.lu, ns1.restena.lu, ns2.restena.lu...)
Analysis
Hierarchy
The domain esch-bruch.ecole.lu falls under the parent ecole.lu.
Name Servers
ecole.lu carries NS records delegating to ns1.restena.lu, ns2.restena.lu and ns3.restena.lu.
At least some of ecole.lu's name servers are shared with other domains, for example fonds-belval.lu, davinciasbl.lu, 173.93.188.in-addr.arpa and two more.
These name servers tend to be deployed in combination with the name servers ns1.cgie.lu and ns2.cgie.lu.
ns1.restena.lu, ns2.restena.lu and ns3.restena.lu are three hostnames that each resolve to a pair of IP addresses: ns1.restena.lu to 158.64.1.23 and 2001:a18:1::23, ns2.restena.lu to 91.92.119.210 and 2a04:c46:e00:e7a1:477:a6ff:fe00:afb, and ns3.restena.lu to 158.64.12.45 and 2001:a18:6:2::45.
Mail Servers
The MX records for ecole.lu point to two mail servers: smtpgate1.restena.lu and smtpgate2.restena.lu.
ecole.lu has the same mail server arrangement as a number of other domains, for example lgl.lu, recherche.lu, cpll.lu and two more.
ecole.lu shares at least some of its mail servers with other domains — for example ulbp.lu, worldskills.lu, cnel.lu and two more.
It is common to find these mail servers paired with the mail servers smtpgate3.restena.lu.
smtpgate1.restena.lu and smtpgate2.restena.lu both carry two IP addresses. The A records for smtpgate1.restena.lu are 158.64.1.58 and 2001:a18:1::58; the A records for smtpgate2.restena.lu are 158.64.1.59 and 2001:a18:1::59.