zerozero.cz - robtex.com

zerozero.cz

DNSSEC⚠️ Not signed
A2a02:25b0:aaaa:1::4🇨🇿 SECURITYNET-AS2a02:25b0:aaaa::/48 SECURITYNET-2a07:dbc0::/32
A2a02:25b0:aaaa:1::8🇨🇿 SECURITYNET-AS2a02:25b0:aaaa::/48 SECURITYNET-2a07:dbc0::/32
A46.36.36.153🇨🇿 SECURITYNET-AS46.36.36.0/24 GTT-NET prefix
A176.102.65.65🇨🇿 SECURITYNET-AS176.102.65.0/24 SECURITYNET-176.102.65/24
NSns1.hukot.cz ⭐
A46.36.35.65🇨🇿 SECURITYNET-AS46.36.35.0/24 GTT-NET prefix
PTRmx2.securitynet.cz
NSns2.securitynet.cz
A46.36.36.151🇨🇿 SECURITYNET-AS46.36.36.0/24 GTT-NET prefix
PTR151-36.hukot.cloud
NSns3.hukot.cz
A46.36.36.153🇨🇿 SECURITYNET-AS46.36.36.0/24 GTT-NET prefix
PTR153-36.hukot.cloud
MXmail.hukot.net ⭐
A46.36.35.152🇨🇿 SECURITYNET-AS46.36.35.0/24 GTT-NET prefix
PTRmail.hukot.net
MXmx2.securitynet.cz(100)
A46.36.35.65🇨🇿 SECURITYNET-AS46.36.35.0/24 GTT-NET prefix
PTRmx2.securitynet.cz
TXTv=spf1 a mx include:spf.hukot.net ~all
SOAns1.hukot.czhukot@hukot.cz serial=1754989919

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=1778339834

Subdomains

www.zerozero.cz

Same first word

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zerozero.ch
zerozero.pe
zerozero.it
zerozero.com
zerozero.site
zerozero.info
zerozero.cz
zerozero.be
zerozero.pro
zerozero.world
zerozero.com.ve
zerozero.co.nz
zerozero.space
zerozero.online
zerozero.cl
zerozero.se
zerozero.com.ar
zerozero.de
zerozero.com.hr
zerozero.cn.com
zerozero.co
zerozero.pl
zerozero.us
zerozero.com.mx
zerozero.biz
zerozero.cn
zerozero.at
zerozero.tv
zerozero.es
zerozero.org
zerozero.com.au
zerozero.com.tw

Similar names

zerorezo.com
ozerozer.com
rezozero.org
rozezero.com
rezozero.com

DNS History

15 records (9 active, 6 former)

20162017201820192020202120222023202420252026NSns1.hukot.czns2.securitynet.czns3.hukot.czMXmail.hukot.netmx2.securitynet.czmx.securitynet.czA176.102.65.652a02:25b0:aaaa:1::42a02:25b0:aaaa:1::846.36.36.153116.203.249.1172a01:4f8:1c17:776f::346.36.35.15551.254.238.6778.47.136.85
●NSns1.hukot.cz2015-08-15 → 2026-05-09 · 2 obs
● 2015-08-15 03:10:40
● 2026-05-09 15:29:36
●NSns2.securitynet.cz2015-08-15 → 2026-05-09 · 2 obs
● 2015-08-15 03:10:40
● 2026-05-09 15:29:36
●NSns3.hukot.cz2015-08-15 → 2026-05-09 · 2 obs
● 2015-08-15 03:10:40
● 2026-05-09 15:29:36
●MXmail.hukot.net2020-03-05 → 2026-05-09 · 3 obs
○ 2020-02-12 20:30:00
● 2020-03-05 00:51:42
● 2026-05-09 15:29:36
○MXmx.securitynet.cz2015-08-15 → 2020-02-12 · 4 obs
● 2015-08-15 03:10:40
● 2020-02-12 20:30:00
○ 2020-03-05 00:51:42
○ 2026-05-09 15:29:36
●MXmx2.securitynet.cz2015-08-15 → 2026-05-09 · 2 obs
● 2015-08-15 03:10:40
● 2026-05-09 15:29:36
○A116.203.249.1172020-05-19 → 2021-11-05 · 5 obs
○ 2020-03-12 06:22:16
● 2020-05-19 05:26:24
● 2021-11-05 15:30:26
○ 2026-03-24 06:00:02
○ 2026-05-09 15:29:36
●A176.102.65.652021-11-05 → 2026-05-09 · 3 obs
○ 2020-05-19 05:26:24
● 2021-11-05 15:30:26
● 2026-05-09 15:29:36
○A2a01:4f8:1c17:776f::32020-02-12 → 2021-11-05 · 5 obs
○ 2019-08-10 01:17:14
● 2020-02-12 20:30:00
● 2021-11-05 15:30:26
○ 2026-03-24 06:00:02
○ 2026-05-09 15:29:36
●A2a02:25b0:aaaa:1::42026-03-24 → 2026-05-09 · 3 obs
○ 2021-11-05 15:30:26
● 2026-03-24 06:00:02
● 2026-05-09 15:29:36
●A2a02:25b0:aaaa:1::82026-03-24 → 2026-05-09 · 3 obs
○ 2021-11-05 15:30:26
● 2026-03-24 06:00:02
● 2026-05-09 15:29:36
○A46.36.35.1552015-08-15 → 2015-12-21 · 4 obs
● 2015-08-15 03:10:40
● 2015-12-21 02:09:20
○ 2019-08-10 01:17:14
○ 2026-05-09 15:29:36
●A46.36.36.1532026-03-24 → 2026-05-09 · 3 obs
○ 2021-11-05 15:30:26
● 2026-03-24 06:00:02
● 2026-05-09 15:29:36
○A51.254.238.672019-08-10 → 2020-03-12 · 5 obs
○ 2015-12-21 02:09:20
● 2019-08-10 01:17:14
● 2020-03-12 06:22:16
○ 2020-05-19 05:26:24
○ 2026-05-09 15:29:36
○A78.47.136.852020-02-12 → 2021-11-05 · 5 obs
○ 2019-08-10 01:17:14
● 2020-02-12 20:30:00
● 2021-11-05 15:30:26
○ 2026-03-24 06:00:02
○ 2026-05-09 15:29:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
zerozero.czns1.hukot.cz, ns2.securitynet.cz, ns3.hukot.cz-

✅ Authoritative Response

Server:46.36.36.153

NS records: ns1.hukot.cz, ns2.securitynet.cz, ns3.hukot.cz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zerozero.cz (unsigned zone)

⏱️ Timing

Total: 1782ms | Queries: -

📄 Records

TypeCountSample Data
A2176.102.65.65, 46.36.36.153
AAAA22a02:25b0:aaaa:1::4, 2a02:25b0:aaaa:1::8
NS3ns1.hukot.cz, ns2.securitynet.cz...
MX2mx2.securitynet.cz (pri: 100), mail.hukot.net (pri: 10)
TXT1v=spf1 a mx include:spf.hukot.net ~all
SOA1ns1.hukot.cz hukot.hukot.cz

Analysis

Hierarchy

zerozero.cz is the parent of www.zerozero.cz.

IP Addresses

zerozero.cz points to four IP numbers: 2a02:25b0:aaaa:1::4, 2a02:25b0:aaaa:1::8, 46.36.36.153 and 176.102.65.65.

Other host names including 82-43-user.ktuo.cz, webmail.hukot.net, halamka.cz, 21-98-user.ktuo.cz and vvspl.eu share IP numbers with zerozero.cz.

Name Servers

zerozero.cz is delegated to three name servers: ns1.hukot.cz, ns3.hukot.cz and ns2.securitynet.cz.

zerozero.cz at least partially shares name servers with other domains, including ettea.com, litice.net, jirilukes.com, axam.cz and nej-karoserie.cz.

Hostnames with a single IP:

ns1.hukot.cz points to: 46.36.35.65.

ns3.hukot.cz points to: 46.36.36.153.

ns2.securitynet.cz points to: 46.36.36.151.

Mail Servers

zerozero.cz is handled by two mail servers: mx2.securitynet.cz and mail.hukot.net.

zerozero.cz shares its mail server setup with other domains, including touchit.cz, weria.net, uklidovatechnika.cz, urbik.eu and ubytovani-apartmany-lipno.cz.

The mail servers for zerozero.cz are shared with other domains, for instance tritong.cz, ktop.cz, shslavonice.cz, jevicko.eu and urbancz.net.

these mail servers are commonly used alongside the mail servers mx.securitynet.cz.

Host names with a single IP:

mx2.securitynet.cz points to 46.36.35.65.

mail.hukot.net points to 46.36.35.152.