vsystem.cz - robtex.com
vsystem.cz
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.czhostmaster@nic.cz serial=1771291036 | ||||||
Same first word
vsystem.sk |
vsystem.hu |
vsystem.com.br |
vsystem.com.sg |
vsystem.net.br |
vsystem.cn |
vsystem.com.my |
vsystem.net |
vsystem.com |
vsystem.de |
vsystem.pl |
vsystem.it |
vsystem.co.jp |
vsystem.org |
vsystem.jp |
vsystem.bg |
vsystem.cz |
Similar names
DNS History
11 records (7 active, 4 former)
●NSns1-a.nadns1.fr2026-02-15 → 2026-03-24 · 3 obs
● 2026-02-15 18:14:02
● 2026-03-24 10:26:08
●NSns1-b.nadns1.com2026-02-15 → 2026-03-24 · 3 obs
● 2026-02-15 18:14:02
● 2026-03-24 10:26:08
●NSns1-c.nadns1.com2026-02-15 → 2026-03-24 · 3 obs
● 2026-02-15 18:14:02
● 2026-03-24 10:26:08
○NSns1.ignum.com2015-06-26 → 2018-01-03 · 4 obs
● 2018-01-03 14:54:06
○ 2026-02-15 18:14:02
○ 2026-03-24 10:26:08
○NSns2.ignum.cz2015-06-26 → 2018-01-03 · 4 obs
● 2018-01-03 14:54:06
○ 2026-02-15 18:14:02
○ 2026-03-24 10:26:08
○MXmail.v-system.cz2015-06-26 → 2018-01-03 · 4 obs
● 2018-01-03 14:54:06
○ 2026-02-15 18:14:02
○ 2026-03-24 10:26:08
●MXmx10.active24.cz2026-02-15 → 2026-03-24 · 3 obs
● 2026-02-15 18:14:02
● 2026-03-24 10:26:08
●MXmx20.active24.cz2026-02-15 → 2026-03-24 · 3 obs
● 2026-02-15 18:14:02
● 2026-03-24 10:26:08
●A2a00:4b40:aaaa:2005::72026-02-15 → 2026-03-24 · 3 obs
● 2026-02-15 18:14:02
● 2026-03-24 10:26:08
●A37.9.175.1652026-02-15 → 2026-03-24 · 3 obs
● 2026-02-15 18:14:02
● 2026-03-24 10:26:08
○A81.0.228.1012015-06-26 → 2018-01-03 · 4 obs
● 2018-01-03 14:54:06
○ 2026-02-15 18:14:02
○ 2026-03-24 10:26:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| vsystem.cz | ns1-a.nadns1.fr, ns1-b.nadns1.com, ns1-c.nadns1.com | - |
✅ Authoritative Response
Server:45.77.155.69
NS records: ns1-a.nadns1.fr, ns1-b.nadns1.com, ns1-c.nadns1.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for vsystem.cz (unsigned zone)
⏱️ Timing
Total: 2039ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.165 |
| AAAA | 1 | 2a00:4b40:aaaa:2005::7 |
| NS | 3 | ns1-a.nadns1.fr, ns1-b.nadns1.com... |
| MX | 2 | mx20.active24.cz (pri: 100), mx10.active24.cz (pri: 10) |
| TXT | 2 | v=spf1 a mx include:_spf.websupport.cz ?, spf2.0/pra a mx include:_sid.websupport. |
| SOA | 1 | ns1-a.nadns1.fr technical.nameshield.net |
Analysis
IP Addresses
vsystem.cz points to two IP numbers: 2a00:4b40:aaaa:2005::7 and 37.9.175.165.
Other host names, for instance kingse.hu, pufin.cz, mx2.zdravel.cz, wowshop.cz and igdz.cz share IP numbers with vsystem.cz.
Name Servers
vsystem.cz is delegated to three name servers: ns1-b.nadns1.com, ns1-c.nadns1.com and ns1-a.nadns1.fr.
vsystem.cz at least partially shares its name servers with other domains, for instance lancomebet.org, teetaler.de, werkerswelt.net, cherylscosmeceuticals.com and sprayforthewicked.de.
Host names with four IP numbers
ns1-b.nadns1.com points to: 2001:19f0:5001:3b57::152, 2a02:6ea0:c776:1::36, 45.76.37.152 and 169.150.255.36
ns1-c.nadns1.com points to: 2001:19f0:5:3150::69, 2a02:6ea0:e216:1::1, 45.77.155.69 and 121.127.42.113
ns1-a.nadns1.fr points to: 2a01:c8:200:111::146, 2a01:c8:300:111::146, 81.92.91.146 and 185.65.58.146
Mail Servers
Two mail servers mx10.active24.cz and mx20.active24.cz handle vsystem.cz.
vsystem.cz uses the same mail server setup as other domains such as ikernel.cz, 90minut.cz, rostimo.com, animatrans.cz and zahrady.net.
vsystem.cz shares mail servers with other domains at least in part, for instance vseprozvuk.cz, brnoexpatcentre.eu and dima.cz.
Host names with two IP numbers: mx10.active24.cz points to 2a00:4b40:aaaa:2101:45:13:137:85 and 45.13.137.85; mx20.active24.cz points to 2a00:4b40:aaaa:2101:45:13:137:86 and 45.13.137.86