rtk.nu - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`rtk.nu`

DNSSEC	🔒 Signed (DS record present)
A	2a02:2350:5:10e:4e:70cc:9b0e:56cc^{🇩🇰 ONECOM2a02:2350::/32 One.com A/S}
A	46.30.215.9^{🇩🇰 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.mailpod15-cph3.g1i.one.com` ⭐
		A	104.37.35.36^{🇩🇰 ONECOM104.37.32.0/21 One.com A/S}
			PTR	`mx1.mailpod15-cph3.g1i.one.com`
MX	`mx2.mailpod15-cph3.g1i.one.com` ⭐
		A	104.37.35.37^{🇩🇰 ONECOM104.37.32.0/21 One.com A/S}
			PTR	`mx2.mailpod15-cph3.g1i.one.com`
MX	`mx3.mailpod15-cph3.g1i.one.com` ⭐
		A	104.37.35.38^{🇩🇰 ONECOM104.37.32.0/21 One.com A/S}
			PTR	`mx3.mailpod15-cph3.g1i.one.com`
MX	`mx4.mailpod15-cph3.g1i.one.com` ⭐
		A	104.37.35.39^{🇩🇰 ONECOM104.37.32.0/21 One.com A/S}
			PTR	`mx4.mailpod15-cph3.g1i.one.com`
SOA	`ns01.one.com`hostmaster@one.com 2026-07-08 #3

`nu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`catcher-in-the-rye.nic.nu` ⭐
	NS	`a.ns.nu`
	NS	`c.ns.nu`
	NS	`d.ns.nu`
	NS	`m.ns.nu`
	NS	`y.ns.nu`
	NS	`z.ns.nu`
	TXT	`id:b63713a9-7c10-414d-861f-30262c37dadc`
	TXT	`NU zone update: 2026-08-17 13:35:18 +0000 (EPOCH 1786973718) (auto)`
	SOA	`catcher-in-the-rye.nic.nu`hostmaster@nic.nu serial=1786973772

Subdomains

96lik7lmju2dn7nhls6pgo7g00hch55t.rtk.nu

mail2.rtk.nu

mail.rtk.nu

*.rtk.nu

Same first word

rtk.dk

rtk.cz

rtk.com

rtk.ca

rtk.in

rtk.com.au

rtk.poznan.pl

rtk.net

rtk.jp

rtk.dp.ua

rtk.com.ua

rtk.buzz

rtk.nu

rtk.cc

rtk.ee

rtk.eu

rtk.technology

rtk.co.il

rtk.ro

rtk.at

rtk.market

rtk.co.za

rtk.io

rtk.org

rtk.pl

rtk.gen.tr

rtk.nl

rtk.ch

rtk.center

rtk.sk

rtk.rs

rtk.land

rtk.com.cn

rtk.biz

rtk.co.uk

rtk.email

rtk.it

rtk.promo

rtk.lt

rtk.kz

rtk.lv

rtk.su

rtk.co.jp

rtk.us

rtk.com.br

rtk.tools

rtk.de

rtk.live

rtk.com.tr

rtk.info

rtk.se

rtk.casino

rtk.net.pl

rtk.es

rtk.mx

rtk.fr

rtk.be

rtk.fi

rtk.com.vn

rtk.cl

Similar names

krt.tokyo

trk.net

ktr.com.tw

krt.no

tkr.dyndns.org

krt.co

trk.gr

trk.in.rs

ktr.fr

rkt.ca

tkr.it

rkt.ee

rkt.lv

rkt.zone

krt.gov.sd

tkr.no

rkt.it

trk.com.tw

krt.su

rkt.us

trk.onl

trk.de

krt.me

rkt.design

trk.co

rkt.me

trk.agency

tkr.com.ua

ktr.be

trk.biz

rkt.ir

tkr.com

ktr.by

rkt.com

ktr.eu

ktr.to

ktr.me

tkr.dev

ktr.co.jp

tkr.su

trk.uz

ktr.nl

trk.co.in

trk.org

rkt.eu

rkt.co

rkt.link

trk.ch

ktr.org.pl

trk.in

ktr.or.jp

rkt.cn

ktr.pl

rkt.pl

trk.pl

tkr.in

rkt.fi

tkr.es

trk.cn

tkr.fi

trk.st.no

ktr.ee

ktr.co.th

ktr.or.kr

krt.at

krt.cc

rkt.co.uk

tkr.jp

ktr.tj

trk.org.pl

krt.bz

trk.info

ktr.biz

ktr.com.au

rkt.fun

rkt.ch

ktr.spb.ru

ktr.mobi

ktr.photos

rkt.de

ktr.es

krt.gr

krt.fr

krt.jp

tkr.enterprises

krt.net

rkt.name

ktr.su

trk.es

tkr.si

ktr.kz

tkr.com.my

rkt.dk

tkr.hu

rkt.ai

trk.co.kr

ktr.in

trk.sc

rkt.ru

krt.org

DNS History

17 records (8 active, 9 former)

●NSns01.one.com2015-11-29 → 2026-08-17 · 3 obs

○ 2015-07-25 11:59:30
● 2015-11-29 15:45:56
● 2026-08-17 13:58:02

●NSns02.one.com2015-11-29 → 2026-08-17 · 3 obs

○ 2015-07-25 11:59:30
● 2015-11-29 15:45:56
● 2026-08-17 13:58:02

○NSns1.loopia.se2015-07-25 → 2015-07-25 · 3 obs

● 2015-07-25 11:59:30
○ 2015-11-29 15:45:56
○ 2026-08-17 13:58:02

○NSns2.loopia.se2015-07-25 → 2015-07-25 · 3 obs

● 2015-07-25 11:59:30
○ 2015-11-29 15:45:56
○ 2026-08-17 13:58:02

○MXmail.rtk.nu2015-07-25 → 2015-07-25 · 3 obs

● 2015-07-25 11:59:30
○ 2015-11-29 15:45:56
○ 2026-08-17 13:58:02

○MXmail2.rtk.nu2015-07-25 → 2015-07-25 · 3 obs

● 2015-07-25 11:59:30
○ 2015-11-29 15:45:56
○ 2026-08-17 13:58:02

●MXmx1.mailpod15-cph3.g1i.one.com2026-03-15 → 2026-08-17 · 3 obs

○ 2017-06-12 06:09:26
● 2026-03-15 18:38:38
● 2026-08-17 13:58:02

●MXmx2.mailpod15-cph3.g1i.one.com2026-03-15 → 2026-08-17 · 3 obs

○ 2017-06-12 06:09:26
● 2026-03-15 18:38:38
● 2026-08-17 13:58:02

●MXmx3.mailpod15-cph3.g1i.one.com2026-03-15 → 2026-08-17 · 3 obs

○ 2017-06-12 06:09:26
● 2026-03-15 18:38:38
● 2026-08-17 13:58:02

●MXmx4.mailpod15-cph3.g1i.one.com2026-03-15 → 2026-08-17 · 3 obs

○ 2017-06-12 06:09:26
● 2026-03-15 18:38:38
● 2026-08-17 13:58:02

○MXmxcluster1.one.com2015-11-29 → 2017-06-12 · 5 obs

○ 2015-07-25 11:59:30
● 2015-11-29 15:45:56
● 2017-06-12 06:09:26
○ 2026-03-15 18:38:38
○ 2026-08-17 13:58:02

○MXmxcluster2.one.com2015-11-29 → 2017-06-12 · 5 obs

○ 2015-07-25 11:59:30
● 2015-11-29 15:45:56
● 2017-06-12 06:09:26
○ 2026-03-15 18:38:38
○ 2026-08-17 13:58:02

○A194.9.94.372015-07-25 → 2015-07-25 · 3 obs

● 2015-07-25 11:59:30
○ 2015-11-29 15:45:56
○ 2026-08-17 13:58:02

●A2a02:2350:5:10e:4e:70cc:9b0e:56cc2026-03-15 → 2026-08-17 · 3 obs

○ 2017-06-12 06:09:26
● 2026-03-15 18:38:38
● 2026-08-17 13:58:02

○A46.30.212.1762015-11-29 → 2016-08-21 · 5 obs

○ 2015-07-25 11:59:30
● 2015-11-29 15:45:56
● 2016-08-21 16:58:00
○ 2016-10-14 05:05:28
○ 2026-08-17 13:58:02

○A46.30.215.442016-10-14 → 2017-06-12 · 5 obs

○ 2016-08-21 16:58:00
● 2016-10-14 05:05:28
● 2017-06-12 06:09:26
○ 2026-03-15 18:38:38
○ 2026-08-17 13:58:02

●A46.30.215.92026-03-15 → 2026-08-17 · 3 obs

○ 2017-06-12 06:09:26
● 2026-03-15 18:38:38
● 2026-08-17 13:58:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nu	a.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu...	12 records
rtk.nu	ns02.one.com, ns01.one.com	-

✅ Authoritative Response

Server:195.206.121.10

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1154ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.30.215.9`
AAAA	1	`2a02:2350:5:10e:4e:70cc:9b0e:56cc`
NS	2	`ns01.one.com, ns02.one.com`
MX	4	`mx1.mailpod15-cph3.g1i.one.com (pri: 10), mx2.mailpod15-cph3.g1i.one.com (pri: 10)...`
SOA	1	`ns01.one.com hostmaster.one.com`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.ns.nu, a.ns.nu, c.ns.nu...)

Analysis

Hierarchy

rtk.nu is the parent domain of 96lik7lmju2dn7nhls6pgo7g00hch55t.rtk.nu, mail2.rtk.nu, mail.rtk.nu and *.rtk.nu.

IP Addresses

rtk.nu resolves to the IP addresses 46.30.215.9 and 2a02:2350:5:10e:4e:70cc:9b0e:56cc

Additional host names — elota.se, imap.desibo.be, ipmijares.mijares.es and two others — share IP numbers with rtk.nu.

Name Servers

rtk.nu is delegated to two name servers: ns01.one.com and ns02.one.com.

rtk.nu shares its name server setup with other domains, including vnet.dk, sfsd.dk, aboutmena.com and two others.

ns01.one.com and ns02.one.com each resolve to two IP addresses: ns01.one.com points to 195.206.121.10 and 2001:67c:28cc::10, while ns02.one.com points to 185.10.11.10 and 2001:67c:3c0::10.

Mail Servers

rtk.nu has four mail servers: mx1.mailpod15-cph3.g1i.one.com, mx2.mailpod15-cph3.g1i.one.com, mx3.mailpod15-cph3.g1i.one.com and mx4.mailpod15-cph3.g1i.one.com.

rtk.nu shares mail servers — at least in part — with other domains, including tirsgaard.dk, fietssite.be, bobrann.no and two others.

mx1.mailpod15-cph3.g1i.one.com, mx2.mailpod15-cph3.g1i.one.com, mx3.mailpod15-cph3.g1i.one.com and mx4.mailpod15-cph3.g1i.one.com each resolve to one IP address: mx1.mailpod15-cph3.g1i.one.com resolves to 104.37.35.36, mx2.mailpod15-cph3.g1i.one.com resolves to 104.37.35.37, mx3.mailpod15-cph3.g1i.one.com resolves to 104.37.35.38 and mx4.mailpod15-cph3.g1i.one.com resolves to 104.37.35.39.