devzero.dk - robtex.com
devzero.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 1781069581localtime Wed Jun 10 07:33:01 2026gmtime Wed Ju... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1781069581 | ||||||
Subdomains
Same first word
Similar names
DNS History
13 records (4 active, 9 former)
●NSns01.one.com2026-04-09 → 2026-06-10 · 3 obs
● 2026-04-09 11:31:54
● 2026-06-10 05:39:24
●NSns02.one.com2026-04-09 → 2026-06-10 · 3 obs
● 2026-04-09 11:31:54
● 2026-06-10 05:39:24
○NSns1.gratisdns.dk2008-04-09 → 2019-03-23 · 4 obs
● 2019-03-23 19:04:36
○ 2026-04-09 11:31:54
○ 2026-06-10 05:39:24
○NSns2.gratisdns.dk2008-04-09 → 2019-03-23 · 4 obs
● 2019-03-23 19:04:36
○ 2026-04-09 11:31:54
○ 2026-06-10 05:39:24
○NSns3.gratisdns.dk2008-04-09 → 2019-03-23 · 4 obs
● 2019-03-23 19:04:36
○ 2026-04-09 11:31:54
○ 2026-06-10 05:39:24
○NSns4.gratisdns.dk2008-04-09 → 2019-03-23 · 4 obs
● 2019-03-23 19:04:36
○ 2026-04-09 11:31:54
○ 2026-06-10 05:39:24
○NSns5.gratisdns.dk2008-04-09 → 2019-03-23 · 4 obs
● 2019-03-23 19:04:36
○ 2026-04-09 11:31:54
○ 2026-06-10 05:39:24
○MXbackup-mx.dbnet.dk2015-08-01 → 2017-02-04 · 5 obs
● 2015-08-01 18:41:04
● 2017-02-04 20:52:44
○ 2019-03-23 19:04:36
○ 2026-06-10 05:39:24
○MXhome.devzero.dk2015-08-01 → 2017-02-04 · 5 obs
● 2015-08-01 18:41:04
● 2017-02-04 20:52:44
○ 2019-03-23 19:04:36
○ 2026-06-10 05:39:24
○MXmail.devzero.dk2008-04-09 → 2008-04-09 · 3 obs
○ 2015-08-01 18:41:04
○ 2026-06-10 05:39:24
●MXmx01.kolabnow.com2019-03-23 → 2026-06-10 · 3 obs
● 2019-03-23 19:04:36
● 2026-06-10 05:39:24
●MXmx02.kolabnow.com2019-03-23 → 2026-06-10 · 3 obs
● 2019-03-23 19:04:36
● 2026-06-10 05:39:24
○A88.198.55.372008-04-09 → 2008-04-09 · 3 obs
○ 2015-08-01 18:41:04
○ 2026-06-10 05:39:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, h.nic.dk, t.nic.dk, c.nic.dk... | - |
| devzero.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: 3155ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns02.one.com, ns01.one.com |
| MX | 2 | mx02.kolabnow.com (pri: 20), mx01.kolabnow.com (pri: 10) |
| TXT | 1 | v=spf1 mx mx:mykolab.com mx:kolabnow.com |
| SOA | 1 | ns01.one.com hostmaster.one.com |
Analysis
Hierarchy
The parent domain of mail.devzero.dk and home.devzero.dk is devzero.dk.
Name Servers
The NS records for devzero.dk delegate to ns01.one.com and ns02.one.com.
devzero.dk has the same name server delegation as a number of other domains, such as katjarivas.com, lamelgardinfabrikken.dk, mineslund.dk and two more.
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
The MX records for devzero.dk point to two mail servers: mx01.kolabnow.com and mx02.kolabnow.com.
devzero.dk has the same mail server arrangement as a number of other domains, for example twed.org, xiah.io, bebout.name and two more.
devzero.dk shares at least some of its mail servers with other domains — for example kolabcommunity.com, tameni.it, kube-project.com and two more.
It is common to find these mail servers paired with the mail servers mx03.kolabnow.com.
Host names resolving to 18 IP numbers:
The host name mx02.kolabnow.com points to: 185.254.79.30, 185.254.79.31, 185.254.79.32 and fifteen other.
Hosts with two IP numbers each:
The A records for mx01.kolabnow.com return 185.254.79.30 and 185.254.79.31.
mx02.kolabnow.com and mx01.kolabnow.com each have 185.254.79.30 IP addresses.
mx02.kolabnow.com and mx01.kolabnow.com each have 185.254.79.31 IP addresses.