studocu.dk - dns.ninja
studocu.dk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.16.116.16🇮🇪 Amazon52.16.0.0/15 EC2 DUB prefix | ||||||
| PTR | ec2-52-16-116-16.eu-west-1.compute.amazonaws.com | ||||||
| NS | ns01.hostnet.nl ⭐ | ||||||
| A | 2001:67c:28cc::13ONECOM-INFRA2001:67c:28cc::/48 | ||||||
| PTR | ns1.hostnet.nl | ||||||
| A | 195.206.121.13ONECOM-INFRA195.206.121.0/24 | ||||||
| PTR | ns1.hostnet.nl | ||||||
| NS | ns02.hostnet.nl | ||||||
| A | 2001:67c:3c0::13🇩🇰 ONECOM2001:67c:3c0::/48 | ||||||
| PTR | ns2.hostnet.nl | ||||||
| A | 185.10.11.13ONECOM185.10.11.0/24 | ||||||
| PTR | ns2.hostnet.nl | ||||||
| SOA | ns01.hostnet.nlhostmaster@hostnet.nl 2026-07-25 #1 | ||||||
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 1785889261localtime Wed Aug 5 02:21:01 2026gmtime Wed Au... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1785889261 | ||||||
Same first word
studocu.nl |
studocu.it |
studocu.vn |
studocu.ch |
studocu.com |
studocu.es |
studocu.be |
studocu.se |
studocu.at |
studocu.fr |
studocu.id |
studocu.dk |
studocu.de |
Similar names
DNS History
6 records (3 active, 3 former)
●NSns01.hostnet.nl2026-02-15 → 2026-08-05 · 3 obs
● 2026-02-15 23:18:10
● 2026-08-05 00:36:08
●NSns02.hostnet.nl2026-02-15 → 2026-08-05 · 3 obs
● 2026-02-15 23:18:10
● 2026-08-05 00:36:08
○NSns1.hostnetbv.nl2015-05-16 → 2017-06-22 · 4 obs
● 2017-06-22 03:30:30
○ 2026-02-15 23:18:10
○ 2026-08-05 00:36:08
○NSns2.hostnetbv.nl2015-05-16 → 2017-06-22 · 4 obs
● 2017-06-22 03:30:30
○ 2026-02-15 23:18:10
○ 2026-08-05 00:36:08
○A5.61.251.842015-05-16 → 2015-05-16 · 3 obs
○ 2015-10-24 12:27:24
○ 2026-08-05 00:36:08
●A52.16.116.162015-10-24 → 2026-08-05 · 6 obs
● 2015-10-24 12:27:24
● 2017-06-22 03:30:30
○ 2026-06-23 07:36:14
● 2026-07-22 06:07:42
● 2026-08-05 00:36:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, h.nic.dk, t.nic.dk, c.nic.dk... | - |
| studocu.dk | ns02.hostnet.nl, ns01.hostnet.nl | - |
✅ Authoritative Response
Server:185.10.11.13
NS records: ns02.hostnet.nl, ns01.hostnet.nl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studocu.dk (unsigned zone)
⏱️ Timing
Total: 1053ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.16.116.16 |
| NS | 2 | ns01.hostnet.nl, ns02.hostnet.nl |
| SOA | 1 | ns01.hostnet.nl hostmaster.hostnet.nl |
Analysis
IP Addresses
studocu.dk resolves to one IP address: 52.16.116.16.
studocu.at and ec2-52-16-116-16.eu-west-1.compute.amazonaws.com, along with other host names, share IP addresses with studocu.dk.
Name Servers
studocu.dk has two authoritative name servers — ns01.hostnet.nl and ns02.hostnet.nl.
studocu.dk uses the same name servers as several other domains — among them eunitednetwork.nl, ducatt.eu, bbqschort.nl and two more.
Both ns01.hostnet.nl and ns02.hostnet.nl have two IP addresses each. ns01.hostnet.nl resolves to 195.206.121.13 and 2001:67c:28cc::13; ns02.hostnet.nl resolves to 185.10.11.13 and 2001:67c:3c0::13.