ctrl.cz - dns.ninja

`ctrl.cz`

DNSSEC	⚠️ Not signed
NS	`gottland.prowag.com` ⭐
		A	82.208.14.249^{🇨🇿 CASABLANCA-AS82.208.14.0/24 Casablanca INT}
			PTR	`gottland.prowag.com`
NS	`ns2.blueboard.cz`
		A	2a01:4f8:13b:8d4::2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		A	195.201.57.122^{🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC}
			PTR	`ns2.blueboard.cz`
TXT	`v=spf1 a mx -all`
SOA	`gottland.prowag.com`hostmaster@ctrl.cz 2013-06-30 #12

`cz`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.ns.nic.cz` ⭐
	NS	`b.ns.nic.cz`
	NS	`c.ns.nic.cz`
	NS	`d.ns.nic.cz`
	SOA	`a.ns.nic.cz`hostmaster@nic.cz serial=1786526243

Same first word

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ctrl.cz

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ctrl.is

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ctrl.tools

ctrl.pro

ctrl.ch

ctrl.li

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ctrl.com.mx

ctrl.lublin.pl

ctrl.im

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ctrl.london

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ctrl.lc

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ctrl.nl

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ctrl.si

ctrl.org

ctrl.co.in

ctrl.vi

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lctr.tech

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tcrl.net

lrct.com

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lctr.net

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rctl.co

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cltr.cn

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rlct.com

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trcl.co.nz

crtl.com.br

tlcr.org

lctr.nl

trcl.org

trcl.ca

lrtc.be

rtlc.com.tw

rctl.net

rtlc.ru

trcl.info

tlrc.asn.au

rlct.net

lrtc.lt

ltrc.gov.jo

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crtl.in

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DNS History

8 records (2 active, 6 former)

○NSgottland.ctrl.cz2009-07-02 → 2009-07-02 · 3 obs

● 2009-07-02 21:15:28
○ 2015-06-16 12:57:04
○ 2026-08-12 09:29:42

●NSgottland.prowag.com2015-06-16 → 2026-08-12 · 3 obs

○ 2009-07-02 21:15:28
● 2015-06-16 12:57:04
● 2026-08-12 09:29:42

●NSns2.blueboard.cz2015-06-16 → 2026-08-12 · 3 obs

○ 2009-07-02 21:15:28
● 2015-06-16 12:57:04
● 2026-08-12 09:29:42

○NSns2.netway.cz2009-07-02 → 2009-07-02 · 3 obs

● 2009-07-02 21:15:28
○ 2015-06-16 12:57:04
○ 2026-08-12 09:29:42

○MXgottland.ctrl.cz2009-07-02 → 2026-06-27 · 25 obs

● 2009-07-02 21:15:28
● 2017-08-28 11:22:32
○ 2026-02-28 00:04:24
○ 2026-03-08 22:49:56
● 2026-03-10 16:39:10
○ 2026-03-27 19:16:08
● 2026-03-29 06:18:30
○ 2026-03-29 17:00:40
● 2026-04-03 12:47:50
○ 2026-04-04 02:14:10
● 2026-04-05 19:47:42
○ 2026-04-20 18:55:04
○ 2026-04-24 12:33:32
● 2026-04-25 13:13:52
○ 2026-04-26 13:46:48
○ 2026-05-01 23:36:28
● 2026-05-04 07:07:22
● 2026-05-06 21:59:12
○ 2026-05-21 16:57:28
○ 2026-05-29 18:14:26
● 2026-05-29 21:25:26
○ 2026-06-26 00:53:22
● 2026-06-27 14:26:04
○ 2026-07-10 04:10:48
○ 2026-08-12 09:29:42

○MXserver2.trestel.cz2009-07-02 → 2026-06-27 · 25 obs

○A82.208.14.2492015-06-16 → 2026-07-10 · 20 obs

○ 2009-07-02 21:15:28
● 2015-06-16 12:57:04
● 2017-08-28 11:22:32
○ 2026-02-28 00:04:24
○ 2026-03-27 19:16:08
● 2026-03-29 06:18:30
● 2026-03-29 17:00:40
○ 2026-04-03 12:47:50
○ 2026-04-05 19:47:42
● 2026-04-20 18:55:04
● 2026-04-26 13:46:48
○ 2026-05-01 23:36:28
○ 2026-05-06 21:59:12
● 2026-05-21 16:57:28
● 2026-05-29 18:14:26
○ 2026-05-29 21:25:26
● 2026-06-26 00:53:22
○ 2026-06-29 22:39:04
● 2026-07-10 04:10:48
○ 2026-08-12 09:29:42

○A85.239.227.112009-07-02 → 2009-07-02 · 3 obs

● 2009-07-02 21:15:28
○ 2015-06-16 12:57:04
○ 2026-08-12 09:29:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz	8 records
ctrl.cz	ns2.blueboard.cz, gottland.prowag.com	1 record

✅ Authoritative Response

Server:195.201.57.122

NS records: ns2.blueboard.cz, gottland.prowag.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctrl.cz (unsigned zone)

⏱️ Timing

Total: 1129ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns2.blueboard.cz, gottland.prowag.com`
TXT	1	`v=spf1 a mx -all`
SOA	1	`gottland.prowag.com hostmaster.ctrl.cz`

📌 Glue Records Collected

Total: 9

In-bailiwick: 8 (a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz...)

Out-of-bailiwick: 1 (ns2.blueboard.cz)

Analysis

Name Servers

The NS records for ctrl.cz delegate to gottland.prowag.com and ns2.blueboard.cz.

ctrl.cz has the same name server delegation as a number of other domains, such as cae-praha.eu, tkt-prague.com, tkt-prague.eu and two more.

ctrl.cz shares at least some of its name servers with other domains, including allgaier-consulting.com, clhs.cz, slevopoly.cz and two others.

These name servers are routinely co-deployed with the name servers shinzon.blueboard.cz, jaguar.blueboard.cz, ns2.miniserver.cz and two others.

Hosts with two IP numbers each:

The A records for ns2.blueboard.cz return 195.201.57.122 and 2a01:4f8:13b:8d4::2.

Hosts that resolve to one IP address:

gottland.prowag.com resolves to the IP address 82.208.14.249.