dvtech.cz - robtex.com
dvtech.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=1776251856 | ||||||
Subdomains
ns1.dvtech.cz |
Same first word
dvtech.io |
dvtech.co.uk |
dvtech.in |
dvtech.de |
dvtech.pl |
dvtech.cz |
dvtech.co.kr |
dvtech.com.br |
dvtech.ca |
dvtech.ru |
dvtech.net |
Similar names
vdtech.com |
vdtech.net |
vdtech.nl |
htcdev.com |
detvch.com |
thevdc.com |
dtechv.com |
thevcd.net |
thevcd.com |
vdtech.eu |
devtch.com |
thecvd.com |
DNS History
8 records (6 active, 2 former)
●NSns1.hosting90.cz2015-08-10 → 2026-04-15 · 2 obs
● 2026-04-15 11:46:30
●NSns2.hosting90.cz2015-08-10 → 2026-04-15 · 2 obs
● 2026-04-15 11:46:30
●NSns3.hosting90.net2015-08-10 → 2026-04-15 · 2 obs
● 2026-04-15 11:46:30
●MXantispam.hosting90.cz2015-08-10 → 2026-04-15 · 2 obs
● 2026-04-15 11:46:30
○A130.193.9.192015-08-10 → 2016-06-08 · 4 obs
● 2016-06-08 18:28:50
○ 2017-02-12 21:12:26
○ 2026-04-15 11:46:30
●A130.193.9.242017-02-12 → 2026-04-15 · 3 obs
● 2017-02-12 21:12:26
● 2026-04-15 11:46:30
○A2a03:b780:1:1:216:3eff:fe00:5132015-08-10 → 2016-06-08 · 4 obs
● 2016-06-08 18:28:50
○ 2017-02-12 21:12:26
○ 2026-04-15 11:46:30
●A2a03:b780:1:1:216:3eff:fe00:5182017-02-12 → 2026-04-15 · 3 obs
● 2017-02-12 21:12:26
● 2026-04-15 11:46:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | d.ns.nic.cz, c.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz | - |
| dvtech.cz | ns1.hosting90.cz, ns2.hosting90.cz, ns3.hosting90.net | - |
✅ Authoritative Response
Server:185.102.21.207
NS records: ns1.hosting90.cz, ns2.hosting90.cz, ns3.hosting90.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1348ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 130.193.9.24 |
| AAAA | 1 | 2a03:b780:1:1:216:3eff:fe00:518 |
| NS | 3 | ns2.hosting90.cz, ns1.hosting90.cz... |
| MX | 1 | antispam.hosting90.cz (pri: 10) |
| TXT | 2 | google-site-verification=N7bZt0NcpKGoxkN, v=spf1 redirect=_spf.hosting90.cz |
| SOA | 1 | ns1.hosting90.cz admin.hosting90.cz |
Analysis
Hierarchy
dvtech.cz is a parent of ns1.dvtech.cz.
IP Addresses
dvtech.cz points to two IP numbers: 2a03:b780:1:1:216:3eff:fe00:518 and 130.193.9.24.
Other host names, for instance helma-kalendare.cz, waste-trader.eu, kulhaj.com, abaqus.cz and memmert.cz share IP numbers with dvtech.cz.
Name Servers
The delegation for dvtech.cz is handled by three name servers: ns1.hosting90.cz, ns2.hosting90.cz and ns3.hosting90.net.
dvtech.cz at least partially shares name servers with other domains, for instance haimberger.net, atelierl.cz, refas.cz, datapad.org and autosip.eu.
these name servers are commonly used with ns1.hostingzdarma.cz, ns2.hostingzdarma.cz and ns3.hosting-zdarma.net.
Two IP numbers per host:
ns1.hosting90.cz points to 2a03:b780::1:1 and 130.193.8.82.
ns2.hosting90.cz points to 2001:880:0:15::10c and 185.102.21.207.
ns3.hosting90.net points to 2604:a880:800:10::696:f001 and 104.236.202.83.
Mail Servers
dvtech.cz is handled by a single mail server, antispam.hosting90.cz.
dvtech.cz uses the same mail server configuration as other domains, such as loma-soft.cz, vincar.cz, acropolis.cz, ceske-matrace.cz and brnodaily.cz.
dvtech.cz shares at least partially some mail servers with other domains, for example lamirel.cz, toom.cz and inforoom.cz.
antispam.hosting90.cz resolves to two IP numbers: 2a03:b780:1:1:216:3eff:fe00:52f and 130.193.9.47.