flexfiber.dk - dns.ninja

`flexfiber.dk`

DNSSEC	🔒 Signed (DS record present)
A	2a02:2350:5:10c:8075:70b2:8a10:5a8d^{🇩🇰 ONECOM2a02:2350::/32 One.com A/S}
A	46.30.213.174^{🇩🇰 ONECOM46.30.208.0/21 One.com A/S}
NS	`ns01.one.com` ⭐
		A	2001:67c:28cc::10^{ONECOM-INFRA2001:67c:28cc::/48}
			PTR	`ns01.one.com`
		A	195.206.121.10^{ONECOM-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	185.10.11.10^{ONECOM185.10.11.0/24}
			PTR	`ns02.one.com`
MX	`mx1.pub.mailpod14-cph3.one.com` ⭐
		A	185.10.9.212^{🇩🇰 ONECOM185.10.8.0/22}
			PTR	`mx1.pub.mailpod14-cph3.one.com`
MX	`mx2.pub.mailpod14-cph3.one.com` ⭐
		A	185.10.9.213^{🇩🇰 ONECOM185.10.8.0/22}
			PTR	`mx2.pub.mailpod14-cph3.one.com`
MX	`mx3.pub.mailpod14-cph3.one.com` ⭐
		A	185.10.9.214^{🇩🇰 ONECOM185.10.8.0/22}
			PTR	`mx3.pub.mailpod14-cph3.one.com`
MX	`mx4.pub.mailpod14-cph3.one.com` ⭐
		A	185.10.9.215^{🇩🇰 ONECOM185.10.8.0/22}
			PTR	`mx4.pub.mailpod14-cph3.one.com`
SOA	`ns01.one.com`hostmaster@one.com 2026-07-21 #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 1786329000localtime Mon Aug 10 04:30:00 2026gmtime Mon Au...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1786329007

Same first word

flexfiber.dk

flexfiber.com

Similar names

DNS History

17 records (8 active, 9 former)

●NSns01.one.com2015-08-14 → 2026-08-10 · 2 obs

● 2015-08-14 21:31:44
● 2026-08-10 02:30:58

●NSns02.one.com2015-08-14 → 2026-08-10 · 2 obs

● 2015-08-14 21:31:44
● 2026-08-10 02:30:58

●MXmx1.pub.mailpod14-cph3.one.com2026-02-28 → 2026-08-10 · 3 obs

○ 2020-03-12 16:53:56
● 2026-02-28 13:31:14
● 2026-08-10 02:30:58

○MXmx1.pub.mailpod4-cph3.one.com2020-03-12 → 2020-03-12 · 4 obs

○ 2017-03-28 22:37:28
● 2020-03-12 16:53:56
○ 2026-02-28 13:31:14
○ 2026-08-10 02:30:58

●MXmx2.pub.mailpod14-cph3.one.com2026-02-28 → 2026-08-10 · 3 obs

○ 2020-03-12 16:53:56
● 2026-02-28 13:31:14
● 2026-08-10 02:30:58

○MXmx2.pub.mailpod4-cph3.one.com2020-03-12 → 2020-03-12 · 4 obs

○ 2017-03-28 22:37:28
● 2020-03-12 16:53:56
○ 2026-02-28 13:31:14
○ 2026-08-10 02:30:58

●MXmx3.pub.mailpod14-cph3.one.com2026-02-28 → 2026-08-10 · 3 obs

○ 2020-03-12 16:53:56
● 2026-02-28 13:31:14
● 2026-08-10 02:30:58

○MXmx3.pub.mailpod4-cph3.one.com2020-03-12 → 2020-03-12 · 4 obs

○ 2017-03-28 22:37:28
● 2020-03-12 16:53:56
○ 2026-02-28 13:31:14
○ 2026-08-10 02:30:58

●MXmx4.pub.mailpod14-cph3.one.com2026-02-28 → 2026-08-10 · 3 obs

○ 2020-03-12 16:53:56
● 2026-02-28 13:31:14
● 2026-08-10 02:30:58

○MXmxcluster1.one.com2015-08-14 → 2017-03-28 · 4 obs

● 2015-08-14 21:31:44
● 2017-03-28 22:37:28
○ 2020-03-12 16:53:56
○ 2026-08-10 02:30:58

○MXmxcluster2.one.com2015-08-14 → 2017-03-28 · 4 obs

● 2015-08-14 21:31:44
● 2017-03-28 22:37:28
○ 2020-03-12 16:53:56
○ 2026-08-10 02:30:58

○A2a02:2350:5:105:9b00:0:b133:f3e22020-03-12 → 2020-03-12 · 4 obs

○ 2017-03-28 22:37:28
● 2020-03-12 16:53:56
○ 2026-02-28 13:31:14
○ 2026-08-10 02:30:58

●A2a02:2350:5:10c:8075:70b2:8a10:5a8d2026-02-28 → 2026-08-10 · 3 obs

○ 2020-03-12 16:53:56
● 2026-02-28 13:31:14
● 2026-08-10 02:30:58

○A46.30.212.2282015-08-14 → 2016-07-15 · 4 obs

● 2015-08-14 21:31:44
● 2016-07-15 19:03:56
○ 2017-03-28 22:37:28
○ 2026-08-10 02:30:58

●A46.30.213.1742026-02-28 → 2026-08-10 · 3 obs

○ 2020-03-12 16:53:56
● 2026-02-28 13:31:14
● 2026-08-10 02:30:58

○A46.30.213.2332017-03-28 → 2017-03-28 · 4 obs

○ 2016-07-15 19:03:56
● 2017-03-28 22:37:28
○ 2020-03-12 16:53:56
○ 2026-08-10 02:30:58

○A46.30.215.1082020-03-12 → 2020-03-12 · 4 obs

○ 2017-03-28 22:37:28
● 2020-03-12 16:53:56
○ 2026-02-28 13:31:14
○ 2026-08-10 02:30:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...	12 records
flexfiber.dk	ns01.one.com, ns02.one.com	-

✅ Authoritative Response

Server:195.206.121.10

NS records: ns01.one.com, ns02.one.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1038ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.30.213.174`
AAAA	1	`2a02:2350:5:10c:8075:70b2:8a10:5a8d`
NS	2	`ns02.one.com, ns01.one.com`
MX	4	`mx2.pub.mailpod14-cph3.one.com (pri: 10), mx3.pub.mailpod14-cph3.one.com (pri: 10)...`
SOA	1	`ns01.one.com hostmaster.one.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

flexfiber.dk directs to two IP numbers, 46.30.213.174 and 2a02:2350:5:10c:8075:70b2:8a10:5a8d

Among the host names that share IP numbers with flexfiber.dk are kjsystem.dk, krumbaek.dk, rsnet.dk and two others.

Name Servers

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

flexfiber.dk has the same name server delegation as a number of other domains, such as amnesia.dk, advento.be, ungarbejde.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

Four mail servers handle email for flexfiber.dk: mx1.pub.mailpod14-cph3.one.com, mx2.pub.mailpod14-cph3.one.com, mx3.pub.mailpod14-cph3.one.com and mx4.pub.mailpod14-cph3.one.com.

flexfiber.dk shares at least some of its mail servers with other domains — for example christian-christ-connection.com, inoplast.se, pagh.eu and two more.

mx1.pub.mailpod14-cph3.one.com resolves to 185.10.9.212. mx2.pub.mailpod14-cph3.one.com resolves to 185.10.9.213. mx3.pub.mailpod14-cph3.one.com resolves to 185.10.9.214. mx4.pub.mailpod14-cph3.one.com resolves to 185.10.9.215. All four hosts carry exactly one IP address.