knu.dk - robtex.com
knu.dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2a02:2350:5:10c:bd:8461:4496:86fa🇩🇰 ONECOM2a02:2350::/32 One.com A/S | ||||||
| A | 46.30.213.151🇩🇰 ONECOM46.30.208.0/21 One.com A/S | ||||||
| NS | ns01.one.com ⭐ | ||||||
| A | 2001:67c:28cc::10ONECOM-INFRA2001:67c:28cc::/48 | ||||||
| PTR | ns01.one.com | ||||||
| A | 195.206.121.10ONECOM-INFRA195.206.121.0/24 | ||||||
| PTR | ns01.one.com | ||||||
| NS | ns02.one.com | ||||||
| A | 2001:67c:3c0::10🇩🇰 ONECOM2001:67c:3c0::/48 | ||||||
| PTR | ns02.one.com | ||||||
| A | 185.10.11.10ONECOM185.10.11.0/24 | ||||||
| PTR | ns02.one.com | ||||||
| MX | mx1.mailpod15-cph3.g1i.one.com ⭐ | ||||||
| A | 104.37.35.36🇩🇰 ONECOM104.37.32.0/21 One.com A/S | ||||||
| PTR | mx1.mailpod15-cph3.g1i.one.com | ||||||
| MX | mx2.mailpod15-cph3.g1i.one.com ⭐ | ||||||
| A | 104.37.35.37🇩🇰 ONECOM104.37.32.0/21 One.com A/S | ||||||
| PTR | mx2.mailpod15-cph3.g1i.one.com | ||||||
| MX | mx3.mailpod15-cph3.g1i.one.com ⭐ | ||||||
| A | 104.37.35.38🇩🇰 ONECOM104.37.32.0/21 One.com A/S | ||||||
| PTR | mx3.mailpod15-cph3.g1i.one.com | ||||||
| MX | mx4.mailpod15-cph3.g1i.one.com ⭐ | ||||||
| A | 104.37.35.39🇩🇰 ONECOM104.37.32.0/21 One.com A/S | ||||||
| PTR | mx4.mailpod15-cph3.g1i.one.com | ||||||
| SOA | ns01.one.comhostmaster@one.com 2026-06-24 #5 | ||||||
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 1784264581localtime Fri Jul 17 07:03:01 2026gmtime Fri Ju... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1784264581 | ||||||
Same first word
Similar names
DNS History
17 records (8 active, 9 former)
●MXmx1.mailpod15-cph3.g1i.one.com2026-06-11 → 2026-07-17 · 3 obs
● 2026-06-11 11:41:56
● 2026-07-17 05:19:42
○MXmx1.pub.mailpod7-cph3.one.com2021-04-10 → 2021-04-10 · 4 obs
● 2021-04-10 15:45:58
○ 2026-06-11 11:41:56
○ 2026-07-17 05:19:42
●MXmx2.mailpod15-cph3.g1i.one.com2026-06-11 → 2026-07-17 · 3 obs
● 2026-06-11 11:41:56
● 2026-07-17 05:19:42
○MXmx2.pub.mailpod7-cph3.one.com2021-04-10 → 2021-04-10 · 4 obs
● 2021-04-10 15:45:58
○ 2026-06-11 11:41:56
○ 2026-07-17 05:19:42
●MXmx3.mailpod15-cph3.g1i.one.com2026-06-11 → 2026-07-17 · 3 obs
● 2026-06-11 11:41:56
● 2026-07-17 05:19:42
○MXmx3.pub.mailpod7-cph3.one.com2021-04-10 → 2021-04-10 · 4 obs
● 2021-04-10 15:45:58
○ 2026-06-11 11:41:56
○ 2026-07-17 05:19:42
●MXmx4.mailpod15-cph3.g1i.one.com2026-06-11 → 2026-07-17 · 3 obs
● 2026-06-11 11:41:56
● 2026-07-17 05:19:42
○MXmxcluster1.one.com2015-08-20 → 2017-06-04 · 4 obs
● 2017-06-04 13:27:30
○ 2021-04-10 15:45:58
○ 2026-07-17 05:19:42
○MXmxcluster2.one.com2015-08-20 → 2017-06-04 · 4 obs
● 2017-06-04 13:27:30
○ 2021-04-10 15:45:58
○ 2026-07-17 05:19:42
○A2a02:2350:5:106:bd:8461:4496:86fa2021-04-10 → 2021-04-10 · 4 obs
● 2021-04-10 15:45:58
○ 2026-06-11 11:41:56
○ 2026-07-17 05:19:42
●A2a02:2350:5:10c:bd:8461:4496:86fa2026-06-11 → 2026-07-17 · 3 obs
● 2026-06-11 11:41:56
● 2026-07-17 05:19:42
○A46.30.212.2002015-08-20 → 2016-08-22 · 4 obs
● 2016-08-22 17:52:36
○ 2016-12-04 15:38:12
○ 2026-07-17 05:19:42
●A46.30.213.1512026-06-11 → 2026-07-17 · 3 obs
● 2026-06-11 11:41:56
● 2026-07-17 05:19:42
○A46.30.215.1512021-04-10 → 2021-04-10 · 4 obs
● 2021-04-10 15:45:58
○ 2026-06-11 11:41:56
○ 2026-07-17 05:19:42
○A46.30.215.512016-12-04 → 2017-06-04 · 5 obs
● 2016-12-04 15:38:12
● 2017-06-04 13:27:30
○ 2021-04-10 15:45:58
○ 2026-07-17 05:19:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | c.nic.dk, h.nic.dk, l.nic.dk, s.nic.dk... | - |
| knu.dk | ns01.one.com, ns02.one.com | - |
✅ Authoritative Response
Server:185.10.11.10
NS records: ns01.one.com, ns02.one.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 854ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.30.213.151 |
| AAAA | 1 | 2a02:2350:5:10c:bd:8461:4496:86fa |
| NS | 2 | ns01.one.com, ns02.one.com |
| MX | 4 | mx2.mailpod15-cph3.g1i.one.com (pri: 10), mx1.mailpod15-cph3.g1i.one.com (pri: 10)... |
| SOA | 1 | ns01.one.com hostmaster.one.com |
Analysis
IP Addresses
knu.dk resolves to the IP addresses 46.30.213.151 and 2a02:2350:5:10c:bd:8461:4496:86fa
bahnsen.eu, lykkeberg.org, hrfs.se and two other host names share IP numbers with knu.dk.
Name Servers
The NS records for knu.dk delegate to ns01.one.com and ns02.one.com.
knu.dk uses the same name servers as several other domains — among them antoniusschool.com, devsolutions.be, mjm-hats.com and two more.
knu.dk and other domains like noria.dk share at least a portion of their name servers.
ns01.one.com resolves to 195.206.121.10 and 2001:67c:28cc::10. Likewise, ns02.one.com resolves to 185.10.11.10 and 2001:67c:3c0::10 — two IP addresses apiece.
Mail Servers
knu.dk has four mail servers: mx1.mailpod15-cph3.g1i.one.com, mx2.mailpod15-cph3.g1i.one.com, mx3.mailpod15-cph3.g1i.one.com and mx4.mailpod15-cph3.g1i.one.com.
knu.dk has at least partial mail server overlap with other domains such as erikma.se, ck-psykoterapi.dk, purelicorice.com and two more.
Each of the four hosts mx1.mailpod15-cph3.g1i.one.com, mx2.mailpod15-cph3.g1i.one.com, mx3.mailpod15-cph3.g1i.one.com and mx4.mailpod15-cph3.g1i.one.com points to a single IP address — mx1.mailpod15-cph3.g1i.one.com points to 104.37.35.36, mx2.mailpod15-cph3.g1i.one.com points to 104.37.35.37, mx3.mailpod15-cph3.g1i.one.com points to 104.37.35.38 and mx4.mailpod15-cph3.g1i.one.com points to 104.37.35.39.