concept.lu - dns.ninja
concept.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: 2026-06-30 20:01:01 | ||||||
| SOA | 1.ns.lunoc@restena.lu serial=1782838872 | ||||||
Same first word
Similar names
cnoptec.cn |
pctecno.cl |
ntpceoc.co.in |
tecnopc.com |
cpconet.com |
ccopnet.com |
pconect.com |
ceptcon.net |
tecnopc.com.uy |
ceptcon.de |
tecnopc.net |
tecnopc.org |
conectp.cloud |
tcepcon.com |
ceptcon.com |
pctecno.com |
ptconec.com |
DNS History
10 records (4 active, 6 former)
○NSns1.hans.hosteurope.de2015-06-22 → 2017-05-13 · 4 obs
● 2017-05-13 00:19:16
○ 2026-02-24 08:59:46
○ 2026-06-30 18:18:36
●NSns11.domaincontrol.com2026-02-24 → 2026-06-30 · 3 obs
● 2026-02-24 08:59:46
● 2026-06-30 18:18:36
●NSns12.domaincontrol.com2026-02-24 → 2026-06-30 · 3 obs
● 2026-02-24 08:59:46
● 2026-06-30 18:18:36
○NSns2.hans.hosteurope.de2015-06-22 → 2017-05-13 · 4 obs
● 2017-05-13 00:19:16
○ 2026-02-24 08:59:46
○ 2026-06-30 18:18:36
●MXconcept-lu.mail.protection.outlook.com2026-02-24 → 2026-06-30 · 3 obs
● 2026-02-24 08:59:46
● 2026-06-30 18:18:36
○MXmail.concept.lu2015-06-22 → 2017-05-13 · 4 obs
● 2017-05-13 00:19:16
○ 2026-02-24 08:59:46
○ 2026-06-30 18:18:36
●A198.185.159.1442017-05-13 → 2026-06-30 · 3 obs
● 2017-05-13 00:19:16
● 2026-06-30 18:18:36
○A198.185.159.1452017-05-13 → 2017-05-13 · 4 obs
● 2017-05-13 00:19:16
○ 2026-02-24 08:59:46
○ 2026-06-30 18:18:36
○A91.250.118.1342015-06-22 → 2016-01-10 · 4 obs
● 2016-01-10 06:54:54
○ 2016-04-04 11:01:34
○ 2026-06-30 18:18:36
○A91.250.96.2232016-04-04 → 2016-04-04 · 4 obs
● 2016-04-04 11:01:34
○ 2017-05-13 00:19:16
○ 2026-06-30 18:18:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| lu | 1.ns.lu, g.dns.lu, i.dns.lu, j.dns.lu... | - |
| concept.lu | ns11.domaincontrol.com, ns12.domaincontrol.com | - |
✅ Authoritative Response
Server:97.74.105.6
NS records: ns11.domaincontrol.com, ns12.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for concept.lu (unsigned zone)
⏱️ Timing
Total: 1439ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 198.185.159.144 |
| NS | 2 | ns11.domaincontrol.com, ns12.domaincontrol.com |
| MX | 1 | concept-lu.mail.protection.outlook.com ( |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns11.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
concept.lu directs to one IP number, which is 198.185.159.144.
Among the host names that share IP numbers with concept.lu are col-lab.org, parsaskandari.com, rajtents.com and two others.
Name Servers
concept.lu uses two name servers for its delegation: ns11.domaincontrol.com and ns12.domaincontrol.com.
concept.lu has the same name server delegation as a number of other domains, such as hfpa.org, smart1team.com, gbsintel.co and two more.
At least some of concept.lu's name servers are also used by other domains, among them kiah.in.
The two host names ns11.domaincontrol.com and ns12.domaincontrol.com each have a pair of IP addresses: ns11.domaincontrol.com has 97.74.105.6 and 2603:5:2190::6, and ns12.domaincontrol.com has 173.201.73.6 and 2603:5:2290::6.
Mail Servers
concept.lu routes its mail through a single mail server, concept-lu.mail.protection.outlook.com.
concept-lu.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.68.5, 52.101.68.32 and 52.101.68.36, along with 5 other.