codex.lu - robtex.com
codex.lu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 80.90.55.50🇱🇺 ASN-VO80.90.32.0/19 Visual Online S.A. Internet IP space E-Mail: noc@vo.lu | ||||||
| PTR | server4.codex.lu | ||||||
| NS | ns3.codex.lu ⭐ | ||||||
| A | 80.90.55.50🇱🇺 ASN-VO80.90.32.0/19 Visual Online S.A. Internet IP space E-Mail: noc@vo.lu | ||||||
| PTR | server4.codex.lu | ||||||
| NS | ns4.codex.lu | ||||||
| A | 80.90.55.51🇱🇺 ASN-VO80.90.32.0/19 Visual Online S.A. Internet IP space E-Mail: noc@vo.lu | ||||||
| MX | mail.codex.lu ⭐ | ||||||
| A | 80.90.55.50🇱🇺 ASN-VO80.90.32.0/19 Visual Online S.A. Internet IP space E-Mail: noc@vo.lu | ||||||
| PTR | server4.codex.lu | ||||||
| TXT | v=spf1 mx a ip4:80.90.55.35 ip4:80.90.55.50 ip4:167.89.0.0/17 -all | ||||||
| TXT | google-site-verification=VhYuccTZRMN8k5WZ0yXS02zdFKGMAN4v2i6hedtkhLI | ||||||
| SOA | ns3.codex.luroot@server3.codex.lu 2026-06-12 #4 | ||||||
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: 2026-07-11 09:01:01 | ||||||
| SOA | 1.ns.lunoc@restena.lu serial=1783753272 | ||||||
Subdomains
mail.codex.lu |
server3.codex.lu |
www.codex.lu |
server4.codex.lu |
ns2.codex.lu |
ns4.codex.lu |
docsrv.codex.lu |
ns1.codex.lu |
ns3.codex.lu |
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
○NSns1.codex.lu2015-06-12 → 2016-02-16 · 4 obs
● 2016-02-16 11:47:12
○ 2016-05-21 23:18:08
○ 2026-07-11 07:38:08
○NSns2.codex.lu2015-06-12 → 2016-02-16 · 4 obs
● 2016-02-16 11:47:12
○ 2016-05-21 23:18:08
○ 2026-07-11 07:38:08
●NSns3.codex.lu2016-05-21 → 2026-07-11 · 3 obs
● 2016-05-21 23:18:08
● 2026-07-11 07:38:08
●NSns4.codex.lu2016-05-21 → 2026-07-11 · 3 obs
● 2016-05-21 23:18:08
● 2026-07-11 07:38:08
○NSserver2.codex.lu2015-06-12 → 2016-02-16 · 4 obs
● 2016-02-16 11:47:12
○ 2016-05-21 23:18:08
○ 2026-07-11 07:38:08
●MXmail.codex.lu2015-06-12 → 2026-07-11 · 2 obs
● 2026-07-11 07:38:08
○A80.90.47.1322015-06-12 → 2015-11-13 · 4 obs
● 2015-11-13 02:27:04
○ 2016-01-18 17:50:32
○ 2026-07-11 07:38:08
○A80.90.55.352016-01-18 → 2016-12-28 · 5 obs
● 2016-01-18 17:50:32
● 2016-12-28 01:27:38
○ 2026-02-19 06:53:14
○ 2026-07-11 07:38:08
●A80.90.55.502026-02-19 → 2026-07-11 · 3 obs
● 2026-02-19 06:53:14
● 2026-07-11 07:38:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| lu | 1.ns.lu, k.dns.lu, j.dns.lu, r.ns.lu... | 14 records |
| codex.lu | ns3.codex.lu, ns4.codex.lu | 2 records |
✅ Authoritative Response
Server:80.90.55.51
NS records: ns3.codex.lu, ns4.codex.lu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for codex.lu (unsigned zone)
⏱️ Timing
Total: 948ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.90.55.50 |
| NS | 2 | ns3.codex.lu, ns4.codex.lu |
| MX | 1 | mail.codex.lu (pri: 10) |
| TXT | 2 | v=spf1 mx a ip4:80.90.55.35 ip4:80.90.55, google-site-verification=VhYuccTZRMN8k5W |
| SOA | 1 | ns3.codex.lu root.server3.codex.lu |
📌 Glue Records Collected
Total: 16
In-bailiwick: 16 (r.ns.lu, p.dns.lu, k.dns.lu...)
Analysis
Hierarchy
codex.lu is the parent domain of mail.codex.lu, server3.codex.lu, www.codex.lu, server4.codex.lu, ns2.codex.lu and a few other host names.
IP Addresses
codex.lu resolves to one IP address: 80.90.55.50.
nora.lu, mail.pcl.lu, risch.lu and two other host names share IP numbers with codex.lu.
Name Servers
codex.lu uses two name servers for its delegation: ns3.codex.lu and ns4.codex.lu.
codex.lu uses the same name servers as several other domains — among them nora.lu, risch.lu, tennis-gasperich.lu and two more.
ns3.codex.lu and ns4.codex.lu each resolve to one IP number: ns3.codex.lu points to 80.90.55.50 and ns4.codex.lu points to 80.90.55.51.
Mail Servers
Mail for codex.lu is handled by a single mail server, mail.codex.lu.
mail.codex.lu directs to just one IP number, 80.90.55.50.