sejlguide.dk - robtex.com

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`sejlguide.dk`

DNSSEC	🔒 Signed (DS record present)
A	2a02:2350:5:106:41:9e36:d63f:941d^{🇩🇰 ONECOM}
A	46.30.215.136^{🇩🇰 ONECOM}
NS	`ns01.one.com` ⭐
		A	2001:67c:28cc::10^ONECOM-INFRA
			PTR	`ns01.one.com`
		A	195.206.121.10^ONECOM-INFRA
			PTR	`ns01.one.com`
NS	`ns02.one.com`
		A	2001:67c:3c0::10^{🇩🇰 ONECOM}
			PTR	`ns02.one.com`
		A	185.10.11.10^ONECOM
			PTR	`ns02.one.com`
MX	`mail.protonmail.ch` ⭐ 🔒
		A	176.119.200.128^{🇨🇭 PROTON}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 PROTON}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 PROTON}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`⁽²⁰⁾ 🔒
		A	176.119.200.129^{🇨🇭 PROTON}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 PROTON}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 PROTON}
			PTR	`mailsec.protonmail.ch`
TXT	`v=spf1 include:_spf.protonmail.ch mx ~all`
TXT	`protonmail-verification=878a304a20843dd8ae5243db4c9e290b5b085d01`
SOA	`ns01.one.com`hostmaster@one.com 2026-02-16 #5

	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 1771291441localtime Tue Feb 17 02:24:01 2026gmtime Tue Fe...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1771291261

sejlguide.dk

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

Server: 195.206.121.10

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

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

Total: 1304ms | Queries: -

Type	Count	Sample Data
A	1	`46.30.215.136`
AAAA	1	`2a02:2350:5:106:41:9e36:d63f:941d`
NS	2	`ns01.one.com, ns02.one.com`
MX	2	`mailsec.protonmail.ch (pri: 20), mail.protonmail.ch (pri: 10)`
TXT	2	`v=spf1 include:_spf.protonmail.ch mx ~al, protonmail-verification=878a304a20843dd8`
SOA	1	`ns01.one.com hostmaster.one.com`

Total: 12

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

Two IP numbers are pointed to by sejlguide.dk: 2a02:2350:5:106:41:9e36:d63f:941d and 46.30.215.136.

other host names include bo-expert.dk, auto-luisman.nl, docly.ch, b1it.guru and mail.carehouse.dk; they share IP numbers with sejlguide.dk.

Two name servers ns01.one.com and ns02.one.com handle the delegation for sejlguide.dk.

sejlguide.dk shares the same name server setup as other domains, for instance dotslashdot.dk, attain.no, dalummalerfirma.dk, bjokerud.com and onsala.com.

Host names with two IP numbers:

sejlguide.dk is handled by two mail servers: mail.protonmail.ch and mailsec.protonmail.ch.

sejlguide.dk uses the same mail server setup as other domains, for instance baxtech.net, codesweethome.com, lucascajal.com, theveloper.net and desertroach.com.

sejlguide.dk shares at least partially some mail servers with other domains, for instance icon.gold, surgeconsulting.co, milosbem.net, ambroggio.de and haefele.fr.

these mail servers are commonly used alongside fb.mail.gandi.net and spool.mail.gandi.net.

Host names with three IP numbers: