mail.knowtech.dk - dns.ninja

`mail.knowtech.dk`

	DNSSEC	⚠️ Not signed
	A	2a02:2350:5:10a:95:a76d:2d5e:34f5^{🇩🇰 ONECOM2a02:2350::/32 One.com A/S}
	A	46.30.213.18^{🇩🇰 ONECOM46.30.208.0/21 One.com A/S}

`knowtech.dk`

	DNSSEC	🔒 Signed (DS record present)
	A	2a02:2350:5:10a:95:a76d:2d5e:34f5^{🇩🇰 ONECOM2a02:2350::/32 One.com A/S}
	A	46.30.213.18^{🇩🇰 ONECOM46.30.208.0/21 One.com A/S}
	NS	`ns01.one.com` ⭐
	NS	`ns02.one.com`
	MX	`mx1.pub.mailpod9-cph3.one.com` ⭐
	MX	`mx2.pub.mailpod9-cph3.one.com` ⭐
	MX	`mx3.pub.mailpod9-cph3.one.com` ⭐
	MX	`mx4.pub.mailpod9-cph3.one.com` ⭐
	SOA	`ns01.one.com`hostmaster@one.com 2026-06-23 #2

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DNS History

4 records (2 active, 2 former)

●A2a02:2350:5:10a:95:a76d:2d5e:34f52026-03-02 → 2026-08-02 · 3 obs

○ 2016-06-23 16:36:24
● 2026-03-02 07:06:32
● 2026-08-02 19:31:52

○A46.30.211.2282016-06-23 → 2016-06-23 · 4 obs

○ 2016-03-04 16:12:22
● 2016-06-23 16:36:24
○ 2026-03-02 07:06:32
○ 2026-08-02 19:31:52

○A46.30.212.2352015-06-20 → 2016-03-04 · 4 obs

● 2015-06-20 00:19:26
● 2016-03-04 16:12:22
○ 2016-06-23 16:36:24
○ 2026-08-02 19:31:52

●A46.30.213.182026-03-02 → 2026-08-02 · 3 obs

○ 2016-06-23 16:36:24
● 2026-03-02 07:06:32
● 2026-08-02 19:31:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	h.nic.dk, l.nic.dk, s.nic.dk, t.nic.dk...	-
knowtech.dk	ns02.one.com, ns01.one.com	-

✅ Authoritative Response

Server:185.10.11.10

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 809ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.30.213.18`
AAAA	1	`2a02:2350:5:10a:95:a76d:2d5e:34f5`

Analysis

IP Addresses

mail.knowtech.dk points to the IP addresses 46.30.213.18 and 2a02:2350:5:10a:95:a76d:2d5e:34f5

healen.nu, alvero.se, daxelsson.se and two other host names share IP numbers with mail.knowtech.dk.