`studio-virtual.cz`

DNSSEC	🔒 Signed (DS record present)
A	2001:1ab0:7e1e:150:62:109:150:146^{🇨🇿 IGNUM-AS2001:1ab0::/32 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/}
		PTR	`dw139.webglobe.com`
A	62.109.150.146^{🇨🇿 IGNUM-AS62.109.128.0/19 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/}
NS	`ns.onebit.cz` ⭐
		A	2a00:1e40:a:53::5^{🇸🇰 IGNUM-AS2a00:1e40:a::/48}
			PTR	`ns1-bra.core.webglobe.com`
		A	185.65.223.35^{🇸🇰 IGNUM-AS185.65.223.0/24}
			PTR	`ns1-bra.core.webglobe.com`
NS	`ns.onebit.eu`
		A	2001:1ab0:7e1e:2::5^{🇨🇿 IGNUM-AS2001:1ab0::/32 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/}
			PTR	`ns2-prg.core.webglobe.com`
		A	217.31.48.201^{🇨🇿 IGNUM-AS217.31.48.0/20 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/}
			PTR	`ns2-prg.core.webglobe.com`
NS	`ns.onebit.org`
		A	2a03:b0c0:1:d0::1090:2001^{🇬🇧 DIGITALOCEAN2a03:b0c0:1::/48 DigitalOcean}
			PTR	`ns3-lon.core.webglobe.com`
		A	178.62.60.201^{🇬🇧 DIGITALOCEAN178.62.0.0/18 DigitalOcean}
			PTR	`ns3-lon.core.webglobe.com`
MX	`studiovirtual-cz01e.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::6^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::9^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00601.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::7^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db8pr02cu00101.inbound.protection.outlook.com`
		A	52.101.68.32^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00200.inbound.protection.outlook.com`
		A	52.101.68.36^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db5pr02cu00104.inbound.protection.outlook.com`
		A	52.101.73.22^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00106.inbound.protection.outlook.com`
TXT	`MS=ms65645002`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns.onebit.cz`hostmaster@onebit.cz 2026-04-12 #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=1777016834

Subdomains

mail.studio-virtual.cz

install.studio-virtual.cz

Same first word

studio-virtual.cz

Similar names

virtual-studio.co.uk

virtual-studio.eu

virtual-studio.ch

DNS History

10 records (6 active, 4 former)

●NSns.onebit.cz2026-03-01 → 2026-04-24 · 3 obs

○ 2016-11-14 17:47:22
● 2026-03-01 20:52:08
● 2026-04-24 08:25:18

●NSns.onebit.eu2026-03-01 → 2026-04-24 · 3 obs

○ 2016-11-14 17:47:22
● 2026-03-01 20:52:08
● 2026-04-24 08:25:18

●NSns.onebit.org2026-03-01 → 2026-04-24 · 3 obs

○ 2016-11-14 17:47:22
● 2026-03-01 20:52:08
● 2026-04-24 08:25:18

○NSns1.qwe.cz2015-08-19 → 2016-11-14 · 4 obs

● 2015-08-19 00:27:14
● 2016-11-14 17:47:22
○ 2026-03-01 20:52:08
○ 2026-04-24 08:25:18

○NSns2.qwe.cz2015-08-19 → 2016-11-14 · 4 obs

● 2015-08-19 00:27:14
● 2016-11-14 17:47:22
○ 2026-03-01 20:52:08
○ 2026-04-24 08:25:18

○MXmail.studio-virtual.cz2015-08-19 → 2016-11-14 · 4 obs

● 2015-08-19 00:27:14
● 2016-11-14 17:47:22
○ 2026-03-01 20:52:08
○ 2026-04-24 08:25:18

●MXstudiovirtual-cz01e.mail.protection.outlook.com2026-03-01 → 2026-04-24 · 3 obs

○ 2016-11-14 17:47:22
● 2026-03-01 20:52:08
● 2026-04-24 08:25:18

●A2001:1ab0:7e1e:150:62:109:150:1462026-03-01 → 2026-04-24 · 3 obs

○ 2016-11-14 17:47:22
● 2026-03-01 20:52:08
● 2026-04-24 08:25:18

●A62.109.150.1462026-03-01 → 2026-04-24 · 3 obs

○ 2016-11-14 17:47:22
● 2026-03-01 20:52:08
● 2026-04-24 08:25:18

○A82.208.56.2092015-08-19 → 2016-11-14 · 4 obs

● 2015-08-19 00:27:14
● 2016-11-14 17:47:22
○ 2026-03-01 20:52:08
○ 2026-04-24 08:25:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz	-
studio-virtual.cz	ns.onebit.cz, ns.onebit.eu, ns.onebit.org	2 records

✅ Authoritative Response

Server:185.65.223.35

NS records: ns.onebit.cz, ns.onebit.eu, ns.onebit.org

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1315ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`62.109.150.146`
AAAA	1	`2001:1ab0:7e1e:150:62:109:150:146`
NS	3	`ns.onebit.org, ns.onebit.eu...`
MX	1	`studiovirtual-cz01e.mail.protection.outl`
TXT	2	`v=spf1 include:spf.protection.outlook.co, MS=ms65645002`
SOA	1	`ns.onebit.cz hostmaster.onebit.cz`

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

studio-virtual.cz is parent of mail.studio-virtual.cz and install.studio-virtual.cz.

IP Addresses

studio-virtual.cz points to two IP numbers: 2001:1ab0:7e1e:150:62:109:150:146 and 62.109.150.146.

Other host names, for instance zsnv.zsnavybezku.cz, uamk.cz, zdravyusmev.eu, vevoslegal.com and ipatron.cz share IP numbers with studio-virtual.cz.

Name Servers

studio-virtual.cz is delegated to three name servers: ns.onebit.cz, ns.onebit.eu and ns.onebit.org.

studio-virtual.cz at least partially shares its name servers with other domains, for instance opravytelevizoru-praha.cz, blazkova.net, sluzby-dopravce.cz, empirica.cz and leadfree.cz.

Host names with two IP numbers:

ns.onebit.cz points to: 2a00:1e40:a:53::5 and 185.65.223.35.

ns.onebit.eu points to: 2001:1ab0:7e1e:2::5 and 217.31.48.201.

ns.onebit.org points to: 2a03:b0c0:1:d0::1090:2001 and 178.62.60.201.

Mail Servers

studio-virtual.cz is served by a single mail server, studiovirtual-cz01e.mail.protection.outlook.com.

The host name studiovirtual-cz01e.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::, 2a01:111:f403:ca04::6, 2a01:111:f403:ca04::9, 2a01:111:f403:ca09::7, 52.101.68.25, 52.101.68.32, 52.101.68.36 and 52.101.73.22.

studio-virtual.cz - robtex.com