core.lu - robtex.com
core.lu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a0f:4480:0:13::a4🇷🇴 AS509392a0f:4480::/48 | ||||||
| PTR | gcore.agency | ||||||
| A | 45.134.160.249🇷🇴 AS5093945.134.160.0/22 | ||||||
| NS | ns3.spatiul.ro ⭐ | ||||||
| A | 2a0f:4480::7AS509392a0f:4480::/48 | ||||||
| A | 80.96.32.7 | ||||||
| NS | ns4.spatiul.ro | ||||||
| A | 2a06:cd40:100:2::140AS439272a06:cd40:100::/48 | ||||||
| A | 188.241.118.199 | ||||||
| MX | mx1.spatiul.ro ⭐ | ||||||
| A | 45.134.160.5AS5093945.134.160.0/22 | ||||||
| A | 80.96.33.5 | ||||||
| A | 194.153.236.5 | ||||||
| MX | mx2.spatiul.ro(20) | ||||||
| A | 45.134.160.6AS5093945.134.160.0/22 | ||||||
| A | 80.96.33.6 | ||||||
| A | 194.153.236.6 | ||||||
| MX | mx3.spatiul.ro(30) | ||||||
| A | 45.134.160.7AS5093945.134.160.0/22 | ||||||
| A | 80.96.33.7 | ||||||
| A | 194.153.236.7 | ||||||
| MX | mx4.spatiul.ro(40) | ||||||
| A | 45.134.160.8AS5093945.134.160.0/22 | ||||||
| A | 80.96.33.8 | ||||||
| A | 194.153.236.8 | ||||||
| TXT | v=spf1 ip4:80.96.32.33 ip4:45.134.160.249 +a +mx ~all | ||||||
| SOA | ns3.spatiul.rotech@spatiul.ro 2026-09-30 #1 | ||||||
lu
| DNSSEC | ⚠️ Not signed | ||||||
| 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: 2026-10-21 23:01:02 | ||||||
| SOA | 1.ns.lunoc@restena.lu serial=1792616473 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
8 records (8 active, 0 former)
●NSns3.spatiul.ro2026-10-03 → 2026-10-21 · 2 obs
● 2026-10-21 22:20:54
●NSns4.spatiul.ro2026-10-03 → 2026-10-21 · 2 obs
● 2026-10-21 22:20:54
●MXmx1.spatiul.ro2026-10-03 → 2026-10-21 · 2 obs
● 2026-10-21 22:20:54
●MXmx2.spatiul.ro2026-10-03 → 2026-10-21 · 2 obs
● 2026-10-21 22:20:54
●MXmx3.spatiul.ro2026-10-03 → 2026-10-21 · 2 obs
● 2026-10-21 22:20:54
●MXmx4.spatiul.ro2026-10-03 → 2026-10-21 · 2 obs
● 2026-10-21 22:20:54
●A2a0f:4480:0:13::a42026-10-03 → 2026-10-21 · 2 obs
● 2026-10-21 22:20:54
●A45.134.160.2492026-10-03 → 2026-10-21 · 2 obs
● 2026-10-21 22:20:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| lu | i.dns.lu, r.ns.lu, g.dns.lu, k.dns.lu... | 14 records |
| core.lu | ns4.spatiul.ro, ns3.spatiul.ro | - |
✅ Authoritative Response
Server:80.96.32.7
NS records: ns4.spatiul.ro, ns3.spatiul.ro
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for core.lu (unsigned zone)
⏱️ Timing
Total: 2678ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.134.160.249 |
| AAAA | 1 | 2a0f:4480:0:13::a4 |
| NS | 2 | ns4.spatiul.ro, ns3.spatiul.ro |
| MX | 4 | mx1.spatiul.ro (pri: 10), mx4.spatiul.ro (pri: 40)... |
| TXT | 1 | v=spf1 ip4:80.96.32.33 ip4:45.134.160.24 |
| SOA | 1 | ns3.spatiul.ro tech.spatiul.ro |
📌 Glue Records Collected
Total: 14
In-bailiwick: 14 (1.ns.lu, g.dns.lu, i.dns.lu...)
Analysis
IP Addresses
core.lu resolves to the IP addresses 45.134.160.249 and 2a0f:4480:0:13::a4
Other host names, for instance gcore.ro, gcore.agency and inter-safety.ro share IP numbers with core.lu.
Name Servers
core.lu uses two name servers for its delegation: ns3.spatiul.ro and ns4.spatiul.ro.
The two host names ns3.spatiul.ro and ns4.spatiul.ro each have a pair of IP addresses: ns3.spatiul.ro has 80.96.32.7 and 2a0f:4480::7, and ns4.spatiul.ro has 188.241.118.199 and 2a06:cd40:100:2::140.
Mail Servers
core.lu has four mail servers: mx1.spatiul.ro, mx2.spatiul.ro, mx3.spatiul.ro and mx4.spatiul.ro.
The host names mx1.spatiul.ro, mx2.spatiul.ro, mx3.spatiul.ro and mx4.spatiul.ro each point to three IP numbers: mx1.spatiul.ro points to 45.134.160.5, 80.96.33.5 and 194.153.236.5. mx2.spatiul.ro points to 45.134.160.6, 80.96.33.6 and 194.153.236.6. mx3.spatiul.ro points to 45.134.160.7, 80.96.33.7 and 194.153.236.7. mx4.spatiul.ro points to 45.134.160.8, 80.96.33.8 and 194.153.236.8.