`uao.cz`

DNSSEC	🔒 Signed (DS record present)
A	81.2.196.46^{🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s.}
		PTR	`vizitka.forpsi.com`
NS	`ns.forpsi.net` ⭐
		A	2001:15e8:101:1::c282^{🇨🇿 INTERNET-CZ2001:15e8::/32}
			PTR	`ns.forpsi.net`
		A	81.2.194.130^{🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s.}
			PTR	`ns.forpsi.net`
NS	`ns.forpsi.cz`
		A	2001:15e8:201:1::d1b9^{🇨🇿 INTERNET-CZ2001:15e8::/32}
			PTR	`ns.forpsi.cz`
		A	81.2.209.185^{🇨🇿 INTERNET-CZ81.2.209.0/24}
			PTR	`ns.forpsi.cz`
NS	`ns.forpsi.it`
		A	2a00:6d41:2:1::5^{🇮🇹 ARUBA-ASN2a00:6d41::/32 Aruba S.p.A. IPv6 Network}
			PTR	`ns.forpsi.it`
		A	95.110.254.165^{🇮🇹 ARUBA-ASN95.110.192.0/18 Aruba S.p.A. Network}
			PTR	`host165-254-110-95.serverdedicati.aruba.it`
SOA	`ns.forpsi.net`admin@forpsi.com 2026-05-08 #1

`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=1778347035

Subdomains

mail.uao.cz

Same first word

uao.cat

uao.me

uao.pl

uao.be

uao.info

uao.ch

uao.cz

uao.se

uao.it

uao.de

uao.net

uao.com.ua

uao.ac.cn

uao.eu

uao.us

uao.nl

uao.so

uao.fi

uao.edu.co

uao.co

uao.dk

uao.ca

uao.edu.mx

uao.com

uao.in

uao.msk.su

uao.at

uao.es

uao.org

Similar names

aou.cn

oua.ru

oua.eu

oua.com.br

auo.one

oau.in

auo.app

oau.com.br

uoa.edu.ly

oau.pl

oua.be

oua.se

aou.org

oua.es

aou.co.uk

oau.ch

oua.us

auo.org

auo.it

auo.sk

oau.co.jp

aou.no.it

uoa.net

aou.co

auo.ir

auo.or.at

aou.fr

auo.se

oau.com.cn

auo.cz

auo.tw

oau.de

uoa.com.br

auo.com.au

aou.education

aou.be

oua.org

aou.kr

oau.kr

uoa.de

oua.ca

aou.edu.om

aou.es

auo.co

oau.co.uk

uoa.jp

aou.edu.lb

uoa.se

oau.ca

aou.kasserver.com

aou.udine.it

aou.edu.ws

oau.ru

auo.com.cn

uoa.es

aou.com

auo.org.ma

auo.co.uk

aou.org.uy

aou.mo.it

uoa.ch

aou.pl

auo.eu

auo.com.mx

oau.it

oua.tv

aou.edu.sd

uoa.com.cn

aou.edu

oua.ru.com

oau.edu.sd

oua.it

oua.co.om

aou.edu.eg

oau.cn

uoa.ac.tz

aou.edu.ps

auo.dk

uoa.at

uoa.nl

uoa.dk

aou.de

auo.cloud

oua.fi

uoa.be

auo.com

oau.be

uoa.gr

DNS History

21 records (4 active, 17 former)

●NSns.forpsi.cz2026-05-03 → 2026-05-09 · 3 obs

○ 2021-11-01 22:54:18
● 2026-05-03 07:17:34
● 2026-05-09 17:23:52

●NSns.forpsi.it2026-05-03 → 2026-05-09 · 3 obs

○ 2021-11-01 22:54:18
● 2026-05-03 07:17:34
● 2026-05-09 17:23:52

●NSns.forpsi.net2026-05-03 → 2026-05-09 · 3 obs

○ 2021-11-01 22:54:18
● 2026-05-03 07:17:34
● 2026-05-09 17:23:52

○NSns.gransy.com2021-03-29 → 2021-03-29 · 4 obs

○ 2016-11-01 20:37:36
● 2021-03-29 01:19:44
○ 2021-11-01 22:54:18
○ 2026-05-09 17:23:52

○NSns1.ceskyserver.cz2008-11-11 → 2008-11-11 · 3 obs

● 2008-11-11 10:16:40
○ 2015-08-21 11:46:42
○ 2026-05-09 17:23:52

○NSns1.tele3.cz2015-08-21 → 2015-09-07 · 5 obs

○ 2008-11-11 10:16:40
● 2015-08-21 11:46:42
● 2015-09-07 04:11:38
○ 2016-11-01 20:37:36
○ 2026-05-09 17:23:52

○NSns2.ceskyserver.cz2008-11-11 → 2008-11-11 · 3 obs

● 2008-11-11 10:16:40
○ 2015-08-21 11:46:42
○ 2026-05-09 17:23:52

○NSns2.gransy.com2021-03-29 → 2021-03-29 · 4 obs

○ 2016-11-01 20:37:36
● 2021-03-29 01:19:44
○ 2021-11-01 22:54:18
○ 2026-05-09 17:23:52

○NSns2.tele3.cz2015-08-21 → 2015-09-07 · 5 obs

○ 2008-11-11 10:16:40
● 2015-08-21 11:46:42
● 2015-09-07 04:11:38
○ 2016-11-01 20:37:36
○ 2026-05-09 17:23:52

○NSns3.gransy.com2021-03-29 → 2021-03-29 · 4 obs

○ 2016-11-01 20:37:36
● 2021-03-29 01:19:44
○ 2021-11-01 22:54:18
○ 2026-05-09 17:23:52

○NSns3.tele3.cz2015-08-21 → 2015-09-07 · 5 obs

○ 2008-11-11 10:16:40
● 2015-08-21 11:46:42
● 2015-09-07 04:11:38
○ 2016-11-01 20:37:36
○ 2026-05-09 17:23:52

○NSns4.gransy.com2021-03-29 → 2021-03-29 · 4 obs

○ 2016-11-01 20:37:36
● 2021-03-29 01:19:44
○ 2021-11-01 22:54:18
○ 2026-05-09 17:23:52

○NSns4.tele3.sk2015-08-21 → 2015-09-07 · 5 obs

○ 2008-11-11 10:16:40
● 2015-08-21 11:46:42
● 2015-09-07 04:11:38
○ 2016-11-01 20:37:36
○ 2026-05-09 17:23:52

○NSns5.gransy.com2021-03-29 → 2021-03-29 · 4 obs

○ 2016-11-01 20:37:36
● 2021-03-29 01:19:44
○ 2021-11-01 22:54:18
○ 2026-05-09 17:23:52

○MXhost210.hostmonster.com2008-11-11 → 2008-11-11 · 3 obs

● 2008-11-11 10:16:40
○ 2015-08-21 11:46:42
○ 2026-05-09 17:23:52

○MXmail.uao.cz2021-03-29 → 2021-03-29 · 4 obs

○ 2015-08-21 11:46:42
● 2021-03-29 01:19:44
○ 2021-11-01 22:54:18
○ 2026-05-09 17:23:52

○A2a01:5e0:26::1712015-08-21 → 2015-09-07 · 5 obs

○ 2008-11-11 10:16:40
● 2015-08-21 11:46:42
● 2015-09-07 04:11:38
○ 2016-11-01 20:37:36
○ 2026-05-09 17:23:52

○A74.220.215.2102008-11-11 → 2008-11-11 · 3 obs

● 2008-11-11 10:16:40
○ 2015-08-21 11:46:42
○ 2026-05-09 17:23:52

○A77.78.104.32021-03-29 → 2021-03-29 · 4 obs

○ 2016-11-01 20:37:36
● 2021-03-29 01:19:44
○ 2021-11-01 22:54:18
○ 2026-05-09 17:23:52

●A81.2.196.462026-05-03 → 2026-05-09 · 3 obs

○ 2021-11-01 22:54:18
● 2026-05-03 07:17:34
● 2026-05-09 17:23:52

○A88.146.242.1712015-08-21 → 2015-09-07 · 5 obs

○ 2008-11-11 10:16:40
● 2015-08-21 11:46:42
● 2015-09-07 04:11:38
○ 2016-11-01 20:37:36
○ 2026-05-09 17:23:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz	-
uao.cz	ns.forpsi.cz, ns.forpsi.it, ns.forpsi.net	2 records

✅ Authoritative Response

Server:81.2.209.185

NS records: ns.forpsi.cz, ns.forpsi.it, ns.forpsi.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1175ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.2.196.46`
NS	3	`ns.forpsi.cz, ns.forpsi.it...`
SOA	1	`ns.forpsi.net admin.forpsi.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.forpsi.cz, ns.forpsi.cz)

Analysis

Hierarchy

mail.uao.cz is a child of uao.cz.

IP Addresses

uao.cz resolves to one IP number: 81.2.196.46.

Other host names, for instance xar.cz, onego.cz, goldmoney.cz, duam.cz and redico.cz share IP numbers with uao.cz.

Name Servers

uao.cz is delegated to three name servers: ns.forpsi.cz, ns.forpsi.it and ns.forpsi.net.

uao.cz at least partially shares name servers with other domains, including web4print.cz, plzenskavstupenka.cz, porcelan.cz, cloudfactory.cz and key-soft.cz.

These name servers are commonly used with ns.forpsi.us.

Host names with two IP numbers:

ns.forpsi.cz: 2001:15e8:201:1::d1b9 and 81.2.209.185

ns.forpsi.it: 2a00:6d41:2:1::5 and 95.110.254.165

ns.forpsi.net: 2001:15e8:101:1::c282 and 81.2.194.130

uao.cz - robtex.com

uao.cz

cz

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`uao.cz`

`cz`