school.lu - robtex.com
school.lu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.restena.lu ⭐ 🔒 | ||||||
| A | 2001:a18:1::23🇱🇺 RESTENA | ||||||
| PTR | ns1.restena.lu | ||||||
| A | 158.64.1.23🇱🇺 RESTENA | ||||||
| NS | ns2.restena.lu 🔒 | ||||||
| A | 2a04:c46:e00:e7a1:477:a6ff:fe00:afb🇨🇭 exoscale | ||||||
| PTR | ns2.restena.lu | ||||||
| A | 91.92.119.210🇩🇪 exoscale | ||||||
| PTR | ns2.restena.lu | ||||||
| NS | ns3.restena.lu 🔒 | ||||||
| A | 2001:a18:6:2::45🇱🇺 RESTENA | ||||||
| PTR | ns3.restena.lu | ||||||
| PTR | ns3.luco.restena.lu | ||||||
| A | 158.64.12.45🇱🇺 RESTENA | ||||||
| PTR | ns3.restena.lu | ||||||
| PTR | ns3.luco.restena.lu | ||||||
| MX | school-lu.mail.protection.outlook.com ⭐ | ||||||
| TXT | MS=ms61411844 | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com -all | ||||||
| TXT | adobe-idp-site-verification=279dd1eb2aef49c23b19e8208f340930b7ca72d2333bc1be1... | ||||||
| SOA | ns1.restena.lunoc@restena.lu serial=1771647392 | ||||||
lu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.lu ⭐ 🔒 | ||||||
| NS | g.dns.lu 🔒 | ||||||
| NS | i.dns.lu 🔒 | ||||||
| NS | j.dns.lu 🔒 | ||||||
| NS | k.dns.lu 🔒 | ||||||
| NS | p.dns.lu 🔒 | ||||||
| TXT | Exported: 2026-02-16 21:01:01 | ||||||
| SOA | ns1.dns.lunoc@restena.lu serial=1771272072 | ||||||
Up
autodiscover.school.lu |
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
●NSns1.restena.lu2015-08-23 → 2026-02-21 · 2 obs
● 2026-02-21 17:04:38
●NSns2.restena.lu2015-08-23 → 2026-02-21 · 2 obs
● 2026-02-21 17:04:38
●NSns3.restena.lu2015-08-23 → 2026-02-21 · 2 obs
● 2026-02-21 17:04:38
○MXmailgate.restena.lu2015-08-23 → 2015-08-23 · 3 obs
○ 2015-09-21 15:26:36
○ 2026-02-21 17:04:38
●MXschool-lu.mail.protection.outlook.com2015-09-21 → 2026-02-21 · 3 obs
● 2015-09-21 15:26:36
● 2026-02-21 17:04:38
○MXsmtpgate1.restena.lu2015-08-23 → 2015-08-23 · 3 obs
○ 2015-09-21 15:26:36
○ 2026-02-21 17:04:38
○MXsmtpgate2.restena.lu2015-08-23 → 2015-08-23 · 3 obs
○ 2015-09-21 15:26:36
○ 2026-02-21 17:04:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| school.lu | ns1.restena.lu, ns3.restena.lu, ns2.restena.lu | - |
✅ Authoritative Response
Server: 158.64.12.45
NS records: ns1.restena.lu, ns3.restena.lu, ns2.restena.lu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for school.lu (unsigned zone)
⏱️ Timing
Total: 187ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns3.restena.lu, ns2.restena.lu... |
| MX | 1 | school-lu.mail.protection.outlook.com (p |
| TXT | 3 | MS=ms61411844, v=spf1 include:spf.protection.outlook.co... |
| SOA | 1 | ns1.restena.lu noc.restena.lu |
AI analysis
autodiscover.school.lu is a child of school.lu.
school.lu is delegated to three name servers: ns1.restena.lu, ns2.restena.lu and ns3.restena.lu.
school.lu at least partially shares name servers with other domains, including men.restena.lu, restena.foundation, 79.64.158.in-addr.arpa, fnr-review.lu and casino-luxembourg.lu.
These name servers are commonly used together with the name servers ns1.cgie.lu, ns2.cgie.lu, nse.restena.lu and nsp.restena.lu.
Host names with two IP numbers:
ns1.restena.lu: 2001:a18:1::23 and 158.64.1.23
ns2.restena.lu: 2a04:c46:e00:e7a1:477:a6ff:fe00:afb and 91.92.119.210
ns3.restena.lu: 2001:a18:6:2::45 and 158.64.12.45
A single mail server handles school.lu, school-lu.mail.protection.outlook.com.