rocak.cz - robtex.com

rocak.cz

DNSSEC🔒 Signed (DS record present)
A2a00:4b40:aaaa:2011::5🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32
A37.9.175.213🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.175.0/24
NSns1.websupport.cz ⭐
A2a10:bbc0::11🇨🇿 ACTIVE24-AS2a10:bbc0::/32
PTRns1.websupport.eu
A45.10.97.11🇨🇿 ACTIVE24-AS45.10.97.0/24
PTRns1.websupport.eu
NSns2.websupport.cz
A2a02:250:3::12🇸🇪 ACTIVE24-AS2a02:250:3::/48
PTRns2.websupport.eu
A185.71.159.12🇸🇪 ACTIVE24-AS185.71.159.0/24
PTRns2.websupport.eu
NSns3.websupport.eu
A2a10:bbc0::13🇨🇿 ACTIVE24-AS2a10:bbc0::/32
PTRns3.websupport.eu
A45.10.97.13🇨🇿 ACTIVE24-AS45.10.97.0/24
PTRns3.websupport.eu
MXmailin1.rocak.cz ⭐
A2a00:4b40:aaaa:2101:45:13:137:9🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32
PTRm1-u7-mx.websupport.sk
A45.13.137.103🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24
PTRm1-u5-mx.websupport.cz
MXmailin2.rocak.cz(100)
A2a00:4b40:aaaa:2101:45:13:137:111🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32
A45.13.137.7🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24
PTRmx10.websupport.at
SOAns1.websupport.czadmin@websupport.cz serial=1762211781

cz

DNSSEC🔒 Signed (DS record present)
NSa.ns.nic.cz ⭐
NSb.ns.nic.cz
NSc.ns.nic.cz
NSd.ns.nic.cz
SOAa.ns.nic.czhostmaster@nic.cz serial=1785246441

Subdomains

mailin2.rocak.cz
mailin1.rocak.cz

Same first word

rocak.cz
rocak.com

Similar names

arkco.es
ckaro.com
karco.org
croak.io
karco.be
rakoc.com
rocka.org.tw
kacro.com
kocar.com.pl
corka.ru
kraco.eu
rocka.nu
coark.com
arcko.fr
ckaro.in
corka.co.uk
croka.nl
carok.es
corka.jp
carok.eu
croak.ninja
kocar.pl
croak.es
okcar.ru
kroca.com.br
ackor.com
rocka.eu
racko.ru
okcar.es
corak.id
ackro.com.mx
akrco.ir
rocka.co
rocka.se
okcar.org
karoc.com
arcok.org
corak.info
korac.cz
okcar.com.tw
corak.ch
rocka.ru
croak.eu
racko.eu
arkco.com.tw
karco.ws
croak.us
arkco.design
carok.com
okcar.net
racko.sk
arock.dk
carok.de
rocka.at
coark.nl
arock.ru
racko.com
croak.de
corka.ge
croak.org
kroca.com
kocar.ch
rocka.be
croak.it
acrok.com
croak.co
arkco.ir
okcar.co
kraco.com
corka.com.au
arock.uk
arock.fr
kocra.com
koacr.com
rocka.cz
corak.at
cakor.com
karco.net
cokra.com
croak.cn
korac.net
orack.no
corak.fr
carok.in
corak.org
kacor.hu
rakco.com
arock.k12.or.us
rocka.net
aorck.com
rocka.de
arkoc.com
rocka.co.za
rokac.cz
orkac.com
ackro.com
acork.com
croak.in
ckora.com.br

DNS History

13 records (7 active, 6 former)

20162017201820192020202120222023202420252026NSns1.websupport.czns2.websupport.czns3.websupport.eualfa.ns.active24.czbeta.ns.active24.czgama.ns.active24.skMXmailin1.rocak.czmailin2.rocak.czin.smtp.czmx.smtp.czA2a00:4b40:aaaa:2011::537.9.175.21381.95.96.242
○NSalfa.ns.active24.cz2015-05-13 → 2016-12-26 · 4 obs
● 2015-05-13 17:52:22
● 2016-12-26 09:53:54
○ 2026-06-13 00:35:00
○ 2026-07-28 14:33:12
○NSbeta.ns.active24.cz2015-05-13 → 2016-12-26 · 4 obs
● 2015-05-13 17:52:22
● 2016-12-26 09:53:54
○ 2026-06-13 00:35:00
○ 2026-07-28 14:33:12
○NSgama.ns.active24.sk2015-05-13 → 2016-12-26 · 4 obs
● 2015-05-13 17:52:22
● 2016-12-26 09:53:54
○ 2026-06-13 00:35:00
○ 2026-07-28 14:33:12
●NSns1.websupport.cz2026-06-13 → 2026-07-28 · 3 obs
○ 2016-12-26 09:53:54
● 2026-06-13 00:35:00
● 2026-07-28 14:33:12
●NSns2.websupport.cz2026-06-13 → 2026-07-28 · 3 obs
○ 2016-12-26 09:53:54
● 2026-06-13 00:35:00
● 2026-07-28 14:33:12
●NSns3.websupport.eu2026-06-13 → 2026-07-28 · 3 obs
○ 2016-12-26 09:53:54
● 2026-06-13 00:35:00
● 2026-07-28 14:33:12
○MXin.smtp.cz2015-05-13 → 2016-12-26 · 4 obs
● 2015-05-13 17:52:22
● 2016-12-26 09:53:54
○ 2026-06-13 00:35:00
○ 2026-07-28 14:33:12
●MXmailin1.rocak.cz2026-06-13 → 2026-07-28 · 3 obs
○ 2016-12-26 09:53:54
● 2026-06-13 00:35:00
● 2026-07-28 14:33:12
●MXmailin2.rocak.cz2026-06-13 → 2026-07-28 · 3 obs
○ 2016-12-26 09:53:54
● 2026-06-13 00:35:00
● 2026-07-28 14:33:12
○MXmx.smtp.cz2015-05-13 → 2016-12-26 · 4 obs
● 2015-05-13 17:52:22
● 2016-12-26 09:53:54
○ 2026-06-13 00:35:00
○ 2026-07-28 14:33:12
●A2a00:4b40:aaaa:2011::52026-06-13 → 2026-07-28 · 3 obs
○ 2016-12-26 09:53:54
● 2026-06-13 00:35:00
● 2026-07-28 14:33:12
●A37.9.175.2132026-06-13 → 2026-07-28 · 3 obs
○ 2016-12-26 09:53:54
● 2026-06-13 00:35:00
● 2026-07-28 14:33:12
○A81.95.96.2422015-05-13 → 2016-12-26 · 4 obs
● 2015-05-13 17:52:22
● 2016-12-26 09:53:54
○ 2026-06-13 00:35:00
○ 2026-07-28 14:33:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
rocak.czns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu-

✅ Authoritative Response

Server:185.71.159.12

NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1042ms | Queries: -

📄 Records

TypeCountSample Data
A137.9.175.213
AAAA12a00:4b40:aaaa:2011::5
NS3ns1.websupport.cz, ns2.websupport.cz...
MX2mailin1.rocak.cz (pri: 10), mailin2.rocak.cz (pri: 100)
SOA1ns1.websupport.cz admin.websupport.cz

Analysis

Hierarchy

The parent domain of mailin2.rocak.cz and mailin1.rocak.cz is rocak.cz.

IP Addresses

rocak.cz points to the IP addresses 37.9.175.213 and 2a00:4b40:aaaa:2011::5

Among the host names that share IP numbers with rocak.cz are simix.cz, ms.satra.cz, wikiknihy.cz and two others.

Name Servers

rocak.cz has three name servers — ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.

There is at least partial name server overlap between rocak.cz and other domains — kasan.net, hair-shop.cz, agroposazavi.cz and two more among them.

Each of ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu points to two IP numbers. ns1.websupport.cz points to 45.10.97.11 and 2a10:bbc0::11. ns2.websupport.cz points to 185.71.159.12 and 2a02:250:3::12. ns3.websupport.eu points to 45.10.97.13 and 2a10:bbc0::13.

Mail Servers

The MX records for rocak.cz point to two mail servers: mailin1.rocak.cz and mailin2.rocak.cz.

Both mailin1.rocak.cz and mailin2.rocak.cz have two IP addresses each. mailin1.rocak.cz resolves to 45.13.137.103 and 2a00:4b40:aaaa:2101:45:13:137:9; mailin2.rocak.cz resolves to 45.13.137.7 and 2a00:4b40:aaaa:2101:45:13:137:111.