sedw.lu - robtex.com
sedw.lu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 195.26.5.2🇱🇺 ROOT195.26.4.0/23 root SA | ||||||
| PTR | site.lu | ||||||
| NS | ns1.root.lu ⭐ | ||||||
| A | 2a01:608::3🇱🇺 ROOT2a01:608::/32 root SA | ||||||
| PTR | a.root.lu | ||||||
| A | 195.26.4.3🇱🇺 ROOT195.26.4.0/23 root SA | ||||||
| PTR | a.root.lu | ||||||
| NS | alpha.ns.network.lu | ||||||
| A | 2a05:93c0:1006:1010:f816:3eff:fe2e:1e52🇳🇱 SERVERS2a05:93c0::/32 .COM NL01 | ||||||
| A | 213.196.40.85🇳🇱 SERVERS213.196.40.0/24 .COM AMS1 CLOUD COMPUTING | ||||||
| PTR | alpha.ns.network.lu | ||||||
| NS | ns2.root.lu | ||||||
| A | 83.243.8.3🇱🇺 ROOT83.243.8.0/21 root SA | ||||||
| PTR | b.root.lu | ||||||
| MX | b.mx.root.lu ⭐ | ||||||
| A | 195.26.4.9🇱🇺 ROOT195.26.4.0/23 root SA | ||||||
| PTR | smtp.mx.root.lu | ||||||
| TXT | v=spf1 mx a ip4:83.243.9.0/24 ip4:195.26.4.0/23 -all | ||||||
| SOA | ns1.root.luadmin@root.lu serial=1690228032 | ||||||
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: 2026-07-19 16:01:01 | ||||||
| SOA | 1.ns.lunoc@restena.lu serial=1784469672 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSalpha.ns.network.lu2026-06-10 → 2026-07-19 · 3 obs
● 2026-06-10 05:54:36
● 2026-07-19 14:47:14
●MXb.mx.root.lu2015-08-26 → 2026-07-19 · 2 obs
● 2026-07-19 14:47:14
●A195.26.5.22015-08-26 → 2026-07-19 · 2 obs
● 2026-07-19 14:47:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| lu | i.dns.lu, g.dns.lu, p.dns.lu, j.dns.lu... | - |
| sedw.lu | ns1.root.lu, ns2.root.lu, alpha.ns.network.lu | 2 records |
✅ Authoritative Response
Server:195.26.4.3
NS records: ns1.root.lu, ns2.root.lu, alpha.ns.network.lu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sedw.lu (unsigned zone)
⏱️ Timing
Total: 1192ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.26.5.2 |
| NS | 3 | ns2.root.lu, alpha.ns.network.lu... |
| MX | 1 | b.mx.root.lu (pri: 10) |
| TXT | 1 | v=spf1 mx a ip4:83.243.9.0/24 ip4:195.26 |
| SOA | 1 | ns1.root.lu admin.root.lu |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (alpha.ns.network.lu, alpha.ns.network.lu)
Analysis
IP Addresses
sedw.lu has exactly one IP address — 195.26.5.2.
hclux.com, mullerfs.com, filmreakter.lu plus two other host names have IP numbers in common with sedw.lu.
Name Servers
Three name servers are authoritative for sedw.lu: ns1.root.lu, ns2.root.lu and alpha.ns.network.lu.
There is at least partial name server overlap between sedw.lu and other domains — fidlinster.lu, sys.lu, marcdemuth.com and two more among them.
Host names pointing to two IP addresses:
ns1.root.lu maps to two IP addresses — 195.26.4.3 and 2a01:608::3.
alpha.ns.network.lu maps to two IP addresses — 213.196.40.85 and 2a05:93c0:1006:1010:f816:3eff:fe2e:1e52.
Host names resolving to a single IP address:
ns2.root.lu points to the IP address 83.243.8.3.
Mail Servers
sedw.lu uses one mail server — b.mx.root.lu.
The mail server setup of sedw.lu matches that of other domains such as bks.lu, welcomeofficial.com, benito.lu and two others.
At least some of the mail servers used by sedw.lu are shared with other domains: tomschartz.com, nathalieschmit.com, softwareunion.lu and two others among them.
There is one IP number for b.mx.root.lu: 195.26.4.9.