webstudy.dk - dns.ninja
webstudy.dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 94.231.103.152🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S | ||||||
| PTR | linux137.unoeuro.com | ||||||
| NS | ns1.simply.com ⭐ | ||||||
| A | 2a02:2339:1:15c::4562:4562🇩🇰 team-blue-denmark2a02:2339::/36 | ||||||
| PTR | ns1.simply.com | ||||||
| A | 91.197.248.78🇩🇰 team-blue-denmark91.197.248.0/22 | ||||||
| PTR | ns1.simply.com | ||||||
| NS | ns2.simply.com | ||||||
| A | 2a02:2339:4006:101::4562:4562🇩🇰 team-blue-denmark2a02:2339:4000::/34 | ||||||
| PTR | ns2.simply.com | ||||||
| A | 185.25.141.15🇩🇰 team-blue-denmark185.25.141.0/24 Zitcom A/S | ||||||
| PTR | ns2.simply.com | ||||||
| NS | ns3.simply.com | ||||||
| A | 91.197.248.79🇩🇰 team-blue-denmark91.197.248.0/22 | ||||||
| PTR | ns3.simply.com | ||||||
| NS | ns4.simply.com | ||||||
| A | 91.197.248.80🇩🇰 team-blue-denmark91.197.248.0/22 | ||||||
| PTR | ns4.simply.com | ||||||
| MX | mx.simply.com ⭐ | ||||||
| A | 94.231.106.20🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S | ||||||
| PTR | mx.simply.com | ||||||
| SOA | ns1.simply.comhostmaster@simply.com 2025-04-23 #0 | ||||||
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 1781707861localtime Wed Jun 17 16:51:01 2026gmtime Wed Ju... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1781707861 | ||||||
Previously MX for
webstudy.dk |
Subdomains
smtp-mx.webstudy.dk |
Same first word
Similar names
studyweb.online |
studyweb.ru |
studyweb.dk |
studyweb.de |
studyweb.info |
studyweb.fr |
studyweb.com |
studyweb.co.uk |
studyweb.com.cn |
DNS History
12 records (6 active, 6 former)
○NSns1.meebox.net2015-08-13 → 2017-03-14 · 4 obs
● 2017-03-14 22:40:28
○ 2026-02-24 21:58:26
○ 2026-06-17 15:24:52
●NSns1.simply.com2026-02-24 → 2026-06-17 · 3 obs
● 2026-02-24 21:58:26
● 2026-06-17 15:24:52
○NSns2.meebox.net2015-08-13 → 2017-03-14 · 4 obs
● 2017-03-14 22:40:28
○ 2026-02-24 21:58:26
○ 2026-06-17 15:24:52
●NSns2.simply.com2026-02-24 → 2026-06-17 · 3 obs
● 2026-02-24 21:58:26
● 2026-06-17 15:24:52
○NSns3.meebox.net2015-08-13 → 2017-03-14 · 4 obs
● 2017-03-14 22:40:28
○ 2026-02-24 21:58:26
○ 2026-06-17 15:24:52
●NSns3.simply.com2026-02-24 → 2026-06-17 · 3 obs
● 2026-02-24 21:58:26
● 2026-06-17 15:24:52
●NSns4.simply.com2026-02-24 → 2026-06-17 · 3 obs
● 2026-02-24 21:58:26
● 2026-06-17 15:24:52
●MXmx.simply.com2026-02-24 → 2026-06-17 · 3 obs
● 2026-02-24 21:58:26
● 2026-06-17 15:24:52
○MXwebstudy.dk2015-08-13 → 2017-03-14 · 4 obs
● 2017-03-14 22:40:28
○ 2026-02-24 21:58:26
○ 2026-06-17 15:24:52
○A77.66.117.952016-07-14 → 2017-03-14 · 5 obs
● 2016-07-14 10:00:36
● 2017-03-14 22:40:28
○ 2026-02-24 21:58:26
○ 2026-06-17 15:24:52
○A77.66.30.2262015-08-13 → 2016-03-10 · 4 obs
● 2016-03-10 21:58:58
○ 2016-07-14 10:00:36
○ 2026-06-17 15:24:52
●A94.231.103.1522026-02-24 → 2026-06-17 · 3 obs
● 2026-02-24 21:58:26
● 2026-06-17 15:24:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk... | 12 records |
| webstudy.dk | ns4.simply.com, ns3.simply.com, ns1.simply.com, ns2.simply.com | - |
✅ Authoritative Response
Server:185.25.141.15
NS records: ns4.simply.com, ns3.simply.com, ns1.simply.com, ns2.simply.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1190ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 94.231.103.152 |
| NS | 4 | ns3.simply.com, ns4.simply.com... |
| MX | 1 | mx.simply.com (pri: 10) |
| SOA | 1 | ns1.simply.com hostmaster.simply.com |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (b.nic.dk, c.nic.dk, h.nic.dk...)
Analysis
Hierarchy
webstudy.dk is a parent domain of smtp-mx.webstudy.dk.
IP Addresses
webstudy.dk points to a single IP number: 94.231.103.152.
Additional host names — multi-teknik.dk, bubbletea.dk, imtheis.com and two others — share IP numbers with webstudy.dk.
Name Servers
webstudy.dk has four authoritative name servers: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.
webstudy.dk shares at least some of its name servers with other domains, including kystfisken.dk, thomaswiuf.com, hoaj.dk and two others.
These name servers are frequently seen alongside the name servers ns1.unoeuro.com, ns2.unoeuro.com, ns3.unoeuro.com and ns4.unoeuro.com.
Host names with two IP numbers:
ns1.simply.com has two IP addresses: 91.197.248.78 and 2a02:2339:1:15c::4562:4562.
ns2.simply.com has two IP addresses: 185.25.141.15 and 2a02:2339:4006:101::4562:4562.
Host names pointing to a single IP address:
ns3.simply.com directs to 91.197.248.79.
ns4.simply.com directs to 91.197.248.80.
Mail Servers
webstudy.dk has one mail server: mx.simply.com.
webstudy.dk shares the same mail server setup as other domains, including boxitsoftware.dk, 7b.dk, grolin.dk and two others.
mx.simply.com has exactly one IP number: 94.231.106.20.