lesson.dk - dns.ninja
lesson.dk
dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | b.nic.dk ⭐ | ||||||
| NS | c.nic.dk | ||||||
| NS | h.nic.dk | ||||||
| NS | l.nic.dk | ||||||
| NS | s.nic.dk | ||||||
| NS | t.nic.dk | ||||||
| TXT | DK zone updateEpoch 1784017981localtime Tue Jul 14 10:33:01 2026gmtime Tue Ju... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1784017988 | ||||||
MX for
lesson.dk |
Subdomains
cpanel.lesson.dk |
Same first word
Similar names
DNS History
16 records (7 active, 9 former)
○NSns1.curanet.dk2015-07-08 → 2015-11-13 · 4 obs
● 2015-11-13 08:25:30
○ 2016-04-17 11:07:12
○ 2026-07-14 08:37:26
●NSns1.nordicway.dk2026-05-06 → 2026-07-14 · 3 obs
● 2026-05-06 11:57:26
● 2026-07-14 08:37:26
○NSns1.uniregistrymarket.link2017-02-10 → 2017-10-18 · 5 obs
● 2017-02-10 09:45:36
● 2017-10-18 07:46:56
○ 2026-04-08 13:29:22
○ 2026-07-14 08:37:26
○NSns2.curanet.dk2015-07-08 → 2015-11-13 · 4 obs
● 2015-11-13 08:25:30
○ 2016-04-17 11:07:12
○ 2026-07-14 08:37:26
●NSns2.nordicway.dk2026-05-06 → 2026-07-14 · 3 obs
● 2026-05-06 11:57:26
● 2026-07-14 08:37:26
○NSns2.uniregistrymarket.link2017-02-10 → 2017-10-18 · 5 obs
● 2017-02-10 09:45:36
● 2017-10-18 07:46:56
○ 2026-04-08 13:29:22
○ 2026-07-14 08:37:26
●NSns3.nordicway.dk2026-04-08 → 2026-07-14 · 3 obs
● 2026-04-08 13:29:22
● 2026-07-14 08:37:26
●NSns4.nordicway.dk2026-04-08 → 2026-07-14 · 3 obs
● 2026-04-08 13:29:22
● 2026-07-14 08:37:26
○MXbackup-mx.zitcom.dk2015-07-08 → 2015-11-13 · 4 obs
● 2015-11-13 08:25:30
○ 2016-04-17 11:07:12
○ 2026-07-14 08:37:26
●MXlesson.dk2026-04-08 → 2026-07-14 · 3 obs
● 2026-04-08 13:29:22
● 2026-07-14 08:37:26
○MXmail.lesson.dk2015-07-08 → 2015-11-13 · 4 obs
● 2015-11-13 08:25:30
○ 2016-04-17 11:07:12
○ 2026-07-14 08:37:26
●A144.76.168.292026-05-06 → 2026-07-14 · 3 obs
● 2026-05-06 11:57:26
● 2026-07-14 08:37:26
○A176.9.90.242026-04-08 → 2026-04-08 · 4 obs
● 2026-04-08 13:29:22
○ 2026-05-06 11:57:26
○ 2026-07-14 08:37:26
○A185.21.40.1862015-07-08 → 2015-11-13 · 4 obs
● 2015-11-13 08:25:30
○ 2016-04-17 11:07:12
○ 2026-07-14 08:37:26
●A2a01:4f8:200:442e::22026-05-06 → 2026-07-14 · 3 obs
● 2026-05-06 11:57:26
● 2026-07-14 08:37:26
○A69.172.201.1532017-02-10 → 2017-10-18 · 5 obs
● 2017-02-10 09:45:36
● 2017-10-18 07:46:56
○ 2026-04-08 13:29:22
○ 2026-07-14 08:37:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, l.nic.dk, h.nic.dk, c.nic.dk... | 12 records |
| lesson.dk | ns3.nordicway.dk, ns4.nordicway.dk | 4 records |
✅ Authoritative Response
Server:78.47.45.64
NS records: ns3.nordicway.dk, ns4.nordicway.dk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for lesson.dk (unsigned zone)
⏱️ Timing
Total: 589ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 144.76.168.29 |
| AAAA | 1 | 2a01:4f8:200:442e::2 |
| NS | 4 | ns3.nordicway.dk, ns4.nordicway.dk... |
| MX | 1 | lesson.dk (pri: 0) |
| TXT | 1 | v=spf1 ip4:144.76.168.29 ip4:176.9.90.24 |
| SOA | 1 | ns1.nordicway.dk server.nordicway.dk |
📌 Glue Records Collected
Total: 16
In-bailiwick: 12 (b.nic.dk, c.nic.dk, h.nic.dk...)
Out-of-bailiwick: 4 (ns3.nordicway.dk, ns3.nordicway.dk, ns4.nordicway.dk...)
Analysis
Hierarchy
lesson.dk is a parent domain of cpanel.lesson.dk.
Mail Server Role
lesson.dk serves as a mail server for lesson.dk.
IP Addresses
lesson.dk resolves to the IP addresses 144.76.168.29 and 2a01:4f8:200:442e::2
yoni.dk, mail.qaz.dk, living.dk plus two other host names have IP numbers in common with lesson.dk.
Name Servers
Four name servers handle the delegation for lesson.dk: ns1.nordicway.dk, ns2.nordicway.dk, ns3.nordicway.dk and ns4.nordicway.dk.
lesson.dk shares at least some of its name servers with other domains, including mannes.dk, niveau.dk, familiennielsen.com and two others.
The host names ns1.nordicway.dk, ns2.nordicway.dk, ns3.nordicway.dk and ns4.nordicway.dk each resolve to two IP addresses: ns1.nordicway.dk resolves to 91.98.140.195 and 2a01:4f8:1c1a:a1e7::1; ns2.nordicway.dk resolves to 49.13.80.249 and 2a01:4f8:c012:4db6::1; ns3.nordicway.dk resolves to 78.47.45.64 and 2a01:4f8:c2c:d3c0::1; ns4.nordicway.dk resolves to 78.47.56.84 and 2a01:4f8:c010:24a2::1.
Mail Servers
lesson.dk uses exactly one mail server, which is lesson.dk.
lesson.dk points to two IP addresses: 144.76.168.29 and 2a01:4f8:200:442e::2.