sub0.dk - dns.ninja

sub0.dk

DNSSEC🔒 Signed (DS record present)
A5.103.30.124🇩🇰 FIBIA-P-S5.103.0.0/16 SEAS-NVE IPv4 Network
PTR5.103.30.124.static.fibianet.dk
NSns01.one.com ⭐
A2001:67c:28cc::10ONECOM-INFRA2001:67c:28cc::/48
PTRns01.one.com
A195.206.121.10ONECOM-INFRA195.206.121.0/24
PTRns01.one.com
NSns02.one.com
A2001:67c:3c0::10🇩🇰 ONECOM2001:67c:3c0::/48
PTRns02.one.com
A185.10.11.10ONECOM185.10.11.0/24
PTRns02.one.com
MXsub0.dk ⭐ 🔒
A5.103.30.124🇩🇰 FIBIA-P-S5.103.0.0/16 SEAS-NVE IPv4 Network
PTR5.103.30.124.static.fibianet.dk
SOAns01.one.comhostmaster@one.com 2026-07-17 #1

dk

DNSSEC🔒 Signed (DS record present)
NSb.nic.dk ⭐
NSc.nic.dk
NSh.nic.dk
NSl.nic.dk
NSs.nic.dk
NSt.nic.dk
TXTDK zone updateEpoch 1786150260localtime Sat Aug 8 02:51:00 2026gmtime Sat Au...
SOAb.nic.dktech@punktum.dk serial=1786150260

MX for

sub0.dk

Same first word

sub0.fun
sub0.info
sub0.eu
sub0.de
sub0.dk
sub0.co.uk
sub0.com
sub0.net
sub0.co

Similar names

0bus.com
0usb.com
s0ub.df.gov.br
0sub.ir
usb0.net
0sub.com

DNS History

9 records (4 active, 5 former)

20162017201820192020202120222023202420252026NSns01.one.comns02.one.comns1.gratisdns.dkns2.gratisdns.dkns3.gratisdns.dkns4.gratisdns.dkMXsub0.dkA5.103.30.12487.104.178.165
●NSns01.one.com2026-03-27 → 2026-08-08 · 3 obs
○ 2017-12-31 03:01:42
● 2026-03-27 05:17:42
● 2026-08-08 01:04:38
●NSns02.one.com2026-03-27 → 2026-08-08 · 3 obs
○ 2017-12-31 03:01:42
● 2026-03-27 05:17:42
● 2026-08-08 01:04:38
○NSns1.gratisdns.dk2015-06-24 → 2017-12-31 · 4 obs
● 2015-06-24 21:22:04
● 2017-12-31 03:01:42
○ 2026-03-27 05:17:42
○ 2026-08-08 01:04:38
○NSns2.gratisdns.dk2015-06-24 → 2017-12-31 · 4 obs
● 2015-06-24 21:22:04
● 2017-12-31 03:01:42
○ 2026-03-27 05:17:42
○ 2026-08-08 01:04:38
○NSns3.gratisdns.dk2015-06-24 → 2017-12-31 · 4 obs
● 2015-06-24 21:22:04
● 2017-12-31 03:01:42
○ 2026-03-27 05:17:42
○ 2026-08-08 01:04:38
○NSns4.gratisdns.dk2015-06-24 → 2017-12-31 · 4 obs
● 2015-06-24 21:22:04
● 2017-12-31 03:01:42
○ 2026-03-27 05:17:42
○ 2026-08-08 01:04:38
●MXsub0.dk2015-06-24 → 2026-08-08 · 2 obs
● 2015-06-24 21:22:04
● 2026-08-08 01:04:38
●A5.103.30.1242016-10-09 → 2026-08-08 · 3 obs
○ 2016-06-17 00:37:30
● 2016-10-09 23:01:44
● 2026-08-08 01:04:38
○A87.104.178.1652015-06-24 → 2016-06-17 · 4 obs
● 2015-06-24 21:22:04
● 2016-06-17 00:37:30
○ 2016-10-09 23:01:44
○ 2026-08-08 01:04:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkb.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...12 records
sub0.dkns01.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: 1066ms | Queries: -

📄 Records

TypeCountSample Data
A15.103.30.124
NS2ns01.one.com, ns02.one.com
MX1sub0.dk (pri: 10)
SOA1ns01.one.com hostmaster.one.com

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (b.nic.dk, c.nic.dk, h.nic.dk...)

Analysis

Mail Server Role

The MX record for sub0.dk points back to sub0.dk — it is its own mail server.

IP Addresses

sub0.dk directs to one IP number, which is 5.103.30.124.

There are other host names — 5.103.30.124.static.fibianet.dk among them — that share IP numbers with sub0.dk.

Name Servers

DNS delegation for sub0.dk points to two name servers: ns01.one.com and ns02.one.com.

sub0.dk has the same name server delegation as a number of other domains, such as insecta.dk, scrabogc.co.uk, bbtech.dk and two more.

ns01.one.com directs to 195.206.121.10 and 2001:67c:28cc::10. ns02.one.com directs to 185.10.11.10 and 2001:67c:3c0::10. Each host name carries two IP addresses.

Mail Servers

The MX record for sub0.dk points to a single mail server: sub0.dk.

sub0.dk has exactly one IP number: 5.103.30.124.