comsys.cz - dns.ninja

`comsys.cz`

DNSSEC	🔒 Signed (DS record present)
A	2a02:4a8:ac24:110::10:200^{🇨🇿 ACTIVE24-AS2a02:4a8::/32 CZ-ACTIVE24-NET6}
		PTR	`uvirt141.active24.cz`
A	31.15.10.200^{🇨🇿 ACTIVE24-AS31.15.8.0/21 CZ-ACTIVE24-NET2}
NS	`ns1.websupport.cz` ⭐
		A	2a10:bbc0::11^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns1.websupport.eu`
		A	45.10.97.11^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns1.websupport.eu`
NS	`ns2.websupport.cz`
		A	2a02:250:3::12^{🇸🇪 ACTIVE24-AS2a02:250:3::/48}
			PTR	`ns2.websupport.eu`
		A	185.71.159.12^{🇸🇪 ACTIVE24-AS185.71.159.0/24}
			PTR	`ns2.websupport.eu`
NS	`ns3.websupport.eu`
		A	2a10:bbc0::13^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns3.websupport.eu`
		A	45.10.97.13^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns3.websupport.eu`
MX	`comsys-cz.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::6^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am3pr04cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::4^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr04cu00504.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::6^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am4pr0401cu00106.inbound.protection.outlook.com`
		A	52.101.68.12^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db8pr02cu00101.inbound.protection.outlook.com`
		A	52.101.73.8^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.73.28^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00204.inbound.protection.outlook.com`
TXT	`MS=ms19723261`
TXT	`atlassian-domain-verification=i4McjTRAf1qI1n3Z4E/cLLvUQVf7xtaDMpr6fpyZTDgz/dl...`
TXT	`v=spf1 include:spf.protection.outlook.com ip4:78.44.94.98 ip4:89.187.145.245 ...`
SOA	`ns1.websupport.cz`admin@websupport.cz serial=1782565925

`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=1784720842

Subdomains

mail.comsys.cz

Same first word

comsys.be

comsys.com.pk

comsys.hu

comsys.sk

comsys.co.nz

comsys.org

comsys.com.bo

comsys.de

comsys.in

comsys.net

comsys.co.za

comsys.se

comsys.at

comsys.mx

comsys.net.cn

comsys.com.ar

comsys.gr

comsys.com

comsys.ch

comsys.by

comsys.co.jp

comsys.solutions

comsys.co

comsys.nl

comsys.ru

comsys.online

comsys.com.mx

comsys.eu

comsys.us

comsys.cn

comsys.net.pk

comsys.cz

comsys.com.sg

comsys.co.uk

comsys.co.il

comsys.info

comsys.dk

comsys.com.br

comsys.com.ua

comsys.biz

comsys.ws

comsys.gmbh

Similar names

sycoms.be

ocmsys.com

syscom.ro

cysmos.dating

syscom.com

syscom.com.ar

myssoc.shop

syscom.net.pk

msysco.com

syscom.gr

syscom.company

syscom.in

syscom.plc.uk

syscom.manaus.br

cysmos.group

mcosys.com

cmosys.com

syscom.net.pl

syscom.hr

syscom.ae

syscom.ch

cmosys.de

mycoss.cn

cysmos.services

syscom.com.mx

syscom.de

cysmos.community

mycoss.cc

syscom.com.br

syscom.co

syscom.pe

cysmos.pro

cysmos.chat

cysmos.deals

mycoss.com

cysmos.de

cysmos.com

syscom.mx

cysmos.events

syscom.co.uk

syscom.co.kr

cysmos.domains

syscom.my

ysscom.com

syscom.info

syscom.co.th

syscom.ne.jp

syscom.com.cn

syscom.ru

mycsos.com

cysmos.tours

syscom.com.ni

syscom.dk

syscom.fr

syscom.com.ve

cysmos.site

cosysm.com

syscom.vn

mcossy.com

syscom.co.il

soycms.sakura.ne.jp

mysocs.com

syscom.com.tw

mycoss.net

mycoss.org

soycms.org

syscom.com.co

mcosys.systems

syscom.com.lb

sycoms.com

syscom.cz

syscom.md

soycms.net

syscom.biz

mcosys.net

syscom.it

syscom.be

cysmos.online

cysmos.website

syscom.pro

syscom.co.zw

mscosy.com

syscom.at

syscom.co.za

soycms.com

cysmos.ch

syscom.net

syscom.co.nz

syscom.net.au

syscom.com.tr

mcosys.tools

syscom.nc

syscom.kasserver.com

mcosys.de

syscom.bg

cysmos.academy

syscom.org

syscom.es

cysmos.business

syscom.com.my

syscom.cl

syscom.co.jp

cysmos.media

DNS History

14 records (6 active, 8 former)

○NSalfa.ns.active24.cz2015-08-20 → 2018-08-28 · 4 obs

● 2015-08-20 07:28:36
● 2018-08-28 18:01:02
○ 2026-02-15 01:07:10
○ 2026-07-22 12:03:54

○NSbeta.ns.active24.cz2015-08-20 → 2018-08-28 · 4 obs

● 2015-08-20 07:28:36
● 2018-08-28 18:01:02
○ 2026-02-15 01:07:10
○ 2026-07-22 12:03:54

○NSgama.ns.active24.sk2015-08-20 → 2018-08-28 · 4 obs

● 2015-08-20 07:28:36
● 2018-08-28 18:01:02
○ 2026-02-15 01:07:10
○ 2026-07-22 12:03:54

●NSns1.websupport.cz2026-02-15 → 2026-07-22 · 3 obs

○ 2018-08-28 18:01:02
● 2026-02-15 01:07:10
● 2026-07-22 12:03:54

●NSns2.websupport.cz2026-02-15 → 2026-07-22 · 3 obs

○ 2018-08-28 18:01:02
● 2026-02-15 01:07:10
● 2026-07-22 12:03:54

●NSns3.websupport.eu2026-02-15 → 2026-07-22 · 3 obs

○ 2018-08-28 18:01:02
● 2026-02-15 01:07:10
● 2026-07-22 12:03:54

●MXcomsys-cz.mail.protection.outlook.com2026-02-15 → 2026-07-22 · 3 obs

○ 2018-08-28 18:01:02
● 2026-02-15 01:07:10
● 2026-07-22 12:03:54

○MXmail.comsys.cz2015-08-20 → 2018-08-28 · 4 obs

● 2015-08-20 07:28:36
● 2018-08-28 18:01:02
○ 2026-02-15 01:07:10
○ 2026-07-22 12:03:54

○MXmy.bloody.name2015-08-20 → 2018-08-28 · 4 obs

● 2015-08-20 07:28:36
● 2018-08-28 18:01:02
○ 2026-02-15 01:07:10
○ 2026-07-22 12:03:54

○A109.123.210.2422018-08-28 → 2018-08-28 · 4 obs

○ 2017-02-10 05:10:16
● 2018-08-28 18:01:02
○ 2026-02-15 01:07:10
○ 2026-07-22 12:03:54

○A217.11.236.1232016-06-27 → 2017-02-10 · 5 obs

○ 2016-03-06 12:53:32
● 2016-06-27 05:56:38
● 2017-02-10 05:10:16
○ 2018-08-28 18:01:02
○ 2026-07-22 12:03:54

●A2a02:4a8:ac24:110::10:2002026-02-15 → 2026-07-22 · 3 obs

○ 2018-08-28 18:01:02
● 2026-02-15 01:07:10
● 2026-07-22 12:03:54

●A31.15.10.2002026-02-15 → 2026-07-22 · 3 obs

○ 2018-08-28 18:01:02
● 2026-02-15 01:07:10
● 2026-07-22 12:03:54

○A37.157.198.132015-08-20 → 2016-03-06 · 4 obs

● 2015-08-20 07:28:36
● 2016-03-06 12:53:32
○ 2016-06-27 05:56:38
○ 2026-07-22 12:03:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz	-
comsys.cz	ns1.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: 929ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`31.15.10.200`
AAAA	1	`2a02:4a8:ac24:110::10:200`
NS	3	`ns1.websupport.cz, ns2.websupport.cz...`
MX	1	`comsys-cz.mail.protection.outlook.com (p`
TXT	3	`MS=ms19723261, atlassian-domain-verification=i4McjTRAf1...`
SOA	1	`ns1.websupport.cz admin.websupport.cz`

Analysis

Hierarchy

comsys.cz serves as the parent of mail.comsys.cz.

IP Addresses

comsys.cz resolves to the IP addresses 31.15.10.200 and 2a02:4a8:ac24:110::10:200

bondster.de, external.empire.cz, kulna.eu and two other host names share IP numbers with comsys.cz.

Name Servers

comsys.cz is served by three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.

comsys.cz has at least partial name server overlap with other domains, such as masaze-bratislava.sk, tshlucin.cz, studio-ilona.cz and two others.

The hostnames ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu each direct to two IP addresses — ns1.websupport.cz to 45.10.97.11 and 2a10:bbc0::11, ns2.websupport.cz to 185.71.159.12 and 2a02:250:3::12, and ns3.websupport.eu to 45.10.97.13 and 2a10:bbc0::13.

Mail Servers

Mail for comsys.cz is handled by a single mail server, comsys-cz.mail.protection.outlook.com.

comsys-cz.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.68.12, 52.101.68.25, 52.101.73.8 and 5 others.