rtc.lu - dns.ninja
rtc.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: 2026-07-12 21:01:02 | ||||||
| SOA | 1.ns.lunoc@restena.lu serial=1783882873 | ||||||
Subdomains
mail.rtc.lu |
Same first word
Similar names
DNS History
11 records (4 active, 7 former)
●NSns.inwx.de2021-01-04 → 2026-07-12 · 3 obs
● 2021-01-04 20:25:02
● 2026-07-12 19:14:06
○NSns1.eurodns.com2015-06-05 → 2017-01-09 · 4 obs
● 2017-01-09 08:52:50
○ 2021-01-04 20:25:02
○ 2026-07-12 19:14:06
○NSns2.eurodns.com2015-06-05 → 2017-01-09 · 4 obs
● 2017-01-09 08:52:50
○ 2021-01-04 20:25:02
○ 2026-07-12 19:14:06
●NSns2.inwx.de2021-01-04 → 2026-07-12 · 3 obs
● 2021-01-04 20:25:02
● 2026-07-12 19:14:06
○NSns3.eurodns.com2015-06-05 → 2017-01-09 · 4 obs
● 2017-01-09 08:52:50
○ 2021-01-04 20:25:02
○ 2026-07-12 19:14:06
○NSns4.eurodns.com2015-06-05 → 2017-01-09 · 4 obs
● 2017-01-09 08:52:50
○ 2021-01-04 20:25:02
○ 2026-07-12 19:14:06
●MXmail.rtc.lu2015-06-05 → 2026-07-12 · 2 obs
● 2026-07-12 19:14:06
○A151.101.1.1952021-01-04 → 2021-01-07 · 5 obs
● 2021-01-04 20:25:02
● 2021-01-07 14:30:18
○ 2026-02-24 22:04:02
○ 2026-07-12 19:14:06
○A151.101.65.1952021-01-04 → 2021-01-07 · 5 obs
● 2021-01-04 20:25:02
● 2021-01-07 14:30:18
○ 2026-02-24 22:04:02
○ 2026-07-12 19:14:06
●A165.22.27.202026-02-24 → 2026-07-12 · 3 obs
● 2026-02-24 22:04:02
● 2026-07-12 19:14:06
○A80.92.65.1442015-06-05 → 2017-01-09 · 4 obs
● 2017-01-09 08:52:50
○ 2021-01-04 20:25:02
○ 2026-07-12 19:14:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| lu | p.dns.lu, i.dns.lu, g.dns.lu, k.dns.lu... | 14 records |
| rtc.lu | ns2.inwx.de, ns.inwx.de | - |
✅ Authoritative Response
Server:176.97.158.104
NS records: ns2.inwx.de, ns.inwx.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtc.lu (unsigned zone)
⏱️ Timing
Total: 2188ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 165.22.27.20 |
| NS | 2 | ns2.inwx.de, ns.inwx.de |
| MX | 1 | mail.rtc.lu (pri: 10) |
| TXT | 2 | v=spf1 mx a:vserver040.stx-server.de a:v, google-site-verification=p_THiiJG-NZrl-5 |
| SOA | 1 | ns.inwx.de hostmaster.inwx.de |
📌 Glue Records Collected
Total: 14
In-bailiwick: 14 (1.ns.lu, g.dns.lu, i.dns.lu...)
Analysis
Hierarchy
The domain mail.rtc.lu falls under the parent rtc.lu.
IP Addresses
rtc.lu resolves to one IP address: 165.22.27.20.
There are other host names — gympeaks.com among them — that share IP numbers with rtc.lu.
Name Servers
DNS delegation for rtc.lu points to two name servers: ns2.inwx.de and ns.inwx.de.
rtc.lu uses the same name servers as several other domains — among them stefandietz.eu, web-ip.de, simonwalk.at and two more.
At least some of rtc.lu's name servers are shared with other domains, for example edius.co.uk, feuer-muenster.de, volksentscheid-fahrrad.de and two more.
It is common to find these name servers alongside the name servers ns3.inwx.eu, ns3.inwx.de, ns1.innogames.de and two others.
ns2.inwx.de directs to 176.97.158.104 and 2001:67c:10b8::104. ns.inwx.de directs to 192.174.68.104 and 2001:67c:1bc::104. Each host name carries two IP addresses.
Mail Servers
Mail for rtc.lu is handled by a single mail server, mail.rtc.lu.
mail.rtc.lu has exactly one IP number: 85.190.26.97.