`backdoor.se`

DNSSEC	⚠️ Not signed
NS	`ns01.one.com` ⚠️ Not in zone NS records
		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` ⚠️ Not in zone NS records
		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`

`se`

	DNSSEC	🔒 Signed (DS record present)
	NS	`catcher-in-the-rye.nic.se` ⭐
	NS	`a.ns.se`
	NS	`b.ns.se`
	NS	`c.ns.se`
	NS	`f.ns.se`
	NS	`g.ns.se`
	NS	`i.ns.se`
	NS	`m.ns.se`
	NS	`x.ns.se`
	NS	`y.ns.se`
	NS	`z.ns.se`
	TXT	`id:fa73f92c-a63b-48f9-ba75-044ff6691620`
	TXT	`SE zone update: 2026-04-27 05:37:38 +0000 (EPOCH 1777268258) (auto)`
	SOA	`catcher-in-the-rye.nic.se`registry-default@nic.se serial=1777268670

Same first word

backdoor.hu

backdoor.ir

backdoor.ru

backdoor.at

backdoor.ch

backdoor.rs

backdoor.nl

backdoor.es

backdoor.info

backdoor.it

backdoor.se

backdoor.eu

backdoor.com

backdoor.coffee

backdoor.co.nz

backdoor.dk

backdoor.biz

backdoor.fr

backdoor.cc

backdoor.net

backdoor.co

backdoor.torino.it

backdoor.me

backdoor.com.br

backdoor.cz

backdoor.in

backdoor.guru

backdoor.org

backdoor.ink

backdoor.com.tr

backdoor.co.uk

backdoor.online

backdoor.be

backdoor.io

backdoor.ws

backdoor.pro

Similar names

bookcard.cn

cardbook.biz

bookcard.net

doorback.com

cardbook.icu

cardbook.info

cardbook.com

bradcook.ca

backdoro.com

cardbook.net

bradcook.net

cardbook.de

bradcook.com

cardbook.org

bookcard.com

cardbook.me

cardbook.ru

cardbook.us

cardbook.jp

cardbook.in

cardbook.eu

DNS History

6 records (2 active, 4 former)

●NSns01.one.com2015-08-05 → 2026-04-27 · 2 obs

● 2015-08-05 10:24:18
● 2026-04-27 07:00:32

●NSns02.one.com2015-08-05 → 2026-04-27 · 2 obs

● 2015-08-05 10:24:18
● 2026-04-27 07:00:32

○MXmxcluster1.one.com2015-08-05 → 2017-08-23 · 4 obs

● 2015-08-05 10:24:18
● 2017-08-23 10:15:18
○ 2026-04-18 10:53:32
○ 2026-04-27 07:00:32

○MXmxcluster2.one.com2015-08-05 → 2017-08-23 · 4 obs

● 2015-08-05 10:24:18
● 2017-08-23 10:15:18
○ 2026-04-18 10:53:32
○ 2026-04-27 07:00:32

○A46.30.212.1842015-08-05 → 2016-06-18 · 4 obs

● 2015-08-05 10:24:18
● 2016-06-18 03:28:40
○ 2016-07-14 03:14:48
○ 2026-04-27 07:00:32

○A46.30.213.1282016-07-14 → 2017-08-23 · 5 obs

○ 2016-06-18 03:28:40
● 2016-07-14 03:14:48
● 2017-08-23 10:15:18
○ 2026-04-18 10:53:32
○ 2026-04-27 07:00:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
se	z.ns.se, g.ns.se, i.ns.se, y.ns.se...	15 records
backdoor.se	ns02.one.com, ns01.one.com	-

✅ Authoritative Response

Server:195.206.121.10

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

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

No DNSKEY for backdoor.se

⏱️ Timing

Total: 851ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 15

In-bailiwick: 15 (z.ns.se, y.ns.se, x.ns.se...)

Analysis

Name Servers

backdoor.se's delegation uses two name servers: ns01.one.com and ns02.one.com.

backdoor.se uses the same name server setup as other domains, such as melhus.se, ostersen.net, costaricahojskolen.dk, sspdl.com and evnc.nl.

backdoor.se at least partially shares name servers with other domains, for example pjuske.dk.

Host names with two IPs:

ns01.one.com points to 2001:67c:28cc::10 and 195.206.121.10

ns02.one.com points to 2001:67c:3c0::10 and 185.10.11.10

backdoor.se - robtex.com

backdoor.se

se