doc.lu - dns.ninja
doc.lu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 127.0.0.1 | ||||||
| NS | ns1.openprovider.nl ⭐ | ||||||
| A | 2400:cb00:2049:1::a29f:1a0a🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.26.10Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.openprovider.be | ||||||
| A | 2400:cb00:2049:1::a29f:1b60🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.27.96Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns3.openprovider.eu | ||||||
| A | 2400:cb00:2049:1::a29f:3059🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.48.89Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | mail.doc.lu ⭐ | ||||||
| A | 127.0.0.1 | ||||||
| TXT | cc5a6b59a6f0e08356f06db9588cb9b927a91ed6 | ||||||
| SOA | ns1.openprovider.nldns@openprovider.eu 2026-01-15 #2 | ||||||
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: 2026-07-20 07:01:01 | ||||||
| SOA | 1.ns.lunoc@restena.lu serial=1784523672 | ||||||
Subdomains
mail.doc.lu |
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
○NSns1.eurodns.com2015-08-21 → 2017-08-25 · 4 obs
● 2017-08-25 11:11:42
○ 2026-03-28 14:55:02
○ 2026-07-20 06:18:46
●NSns1.openprovider.nl2026-03-28 → 2026-07-20 · 3 obs
● 2026-03-28 14:55:02
● 2026-07-20 06:18:46
○NSns2.eurodns.com2015-08-21 → 2017-08-25 · 4 obs
● 2017-08-25 11:11:42
○ 2026-03-28 14:55:02
○ 2026-07-20 06:18:46
●NSns2.openprovider.be2026-03-28 → 2026-07-20 · 3 obs
● 2026-03-28 14:55:02
● 2026-07-20 06:18:46
●NSns3.openprovider.eu2026-03-28 → 2026-07-20 · 3 obs
● 2026-03-28 14:55:02
● 2026-07-20 06:18:46
●MXmail.doc.lu2026-04-01 → 2026-07-20 · 3 obs
● 2026-04-01 18:27:06
● 2026-07-20 06:18:46
●A127.0.0.12026-04-01 → 2026-07-20 · 3 obs
● 2026-04-01 18:27:06
● 2026-07-20 06:18:46
○A80.92.65.1442015-08-21 → 2017-08-25 · 4 obs
● 2017-08-25 11:11:42
○ 2026-03-28 14:55:02
○ 2026-07-20 06:18:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| lu | p.dns.lu, j.dns.lu, g.dns.lu, k.dns.lu... | 14 records |
| doc.lu | ns1.openprovider.nl, ns2.openprovider.be, ns3.openprovider.eu | - |
✅ Authoritative Response
Server:162.159.27.96
NS records: ns1.openprovider.nl, ns2.openprovider.be, ns3.openprovider.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for doc.lu (unsigned zone)
⏱️ Timing
Total: 1630ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 127.0.0.1 |
| NS | 3 | ns3.openprovider.eu, ns2.openprovider.be... |
| MX | 1 | mail.doc.lu (pri: 10) |
| TXT | 1 | cc5a6b59a6f0e08356f06db9588cb9b927a91ed6 |
| SOA | 1 | ns1.openprovider.nl dns.openprovider.eu |
📌 Glue Records Collected
Total: 14
In-bailiwick: 14 (p.dns.lu, p.dns.lu, j.dns.lu...)
Analysis
Hierarchy
doc.lu is a parent domain of mail.doc.lu.
IP Addresses
doc.lu points to a single IP number: 127.0.0.1.
Additional host names — mail.ms-project-forum.com, 204.44.100.94.static.quadranet.com, byapple.ru and two others — share IP numbers with doc.lu.
Name Servers
DNS for doc.lu is handled by three authoritative name servers: ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl.
doc.lu shares at least some of its name servers with other domains, including kijk.be, e-bus.be, rscm.be and two others.
Three hostnames — ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl — each have two IP addresses: ns2.openprovider.be has 162.159.27.96 and 2400:cb00:2049:1::a29f:1b60, ns3.openprovider.eu has 162.159.48.89 and 2400:cb00:2049:1::a29f:3059, and ns1.openprovider.nl has 162.159.26.10 and 2400:cb00:2049:1::a29f:1a0a.