web-system.cz - robtex.com

web-system.cz

DNSSEC⚠️ Not signed
A2a02:25b0:aaaa:1::4🇨🇿 SECURITYNET-AS2a02:25b0:aaaa::/48 SECURITYNET-2a07:dbc0::/32
A2a02:25b0:aaaa:1::8🇨🇿 SECURITYNET-AS2a02:25b0:aaaa::/48 SECURITYNET-2a07:dbc0::/32
A46.36.36.153🇨🇿 SECURITYNET-AS46.36.36.0/24 GTT-NET prefix
A176.102.65.65🇨🇿 SECURITYNET-AS176.102.65.0/24 SECURITYNET-176.102.65/24
NSns1.hukot.cz
A46.36.35.65🇨🇿 SECURITYNET-AS46.36.35.0/24 GTT-NET prefix
PTRmx2.securitynet.cz
NSns2.securitynet.cz
A46.36.36.151🇨🇿 SECURITYNET-AS46.36.36.0/24 GTT-NET prefix
PTR151-36.hukot.cloud
NSns3.hukot.cz
A46.36.36.153🇨🇿 SECURITYNET-AS46.36.36.0/24 GTT-NET prefix
PTR153-36.hukot.cloud
MXmail.hukot.net
A46.36.35.152🇨🇿 SECURITYNET-AS46.36.35.0/24 GTT-NET prefix
PTRmail.hukot.net
MXmx2.securitynet.cz(100)
A46.36.35.65🇨🇿 SECURITYNET-AS46.36.35.0/24 GTT-NET prefix
PTRmx2.securitynet.cz
TXTv=spf1 a mx include:spf.hukot.net ~all
TXTbrevo-code:3e1e48d74a52c45210df5947bff65122
SOAns1.hukot.czhukot@hukot.cz serial=1778052663

cz

DNSSEC🔒 Signed (DS record present)
NSa.ns.nic.cz
NSb.ns.nic.cz
NSc.ns.nic.cz
NSd.ns.nic.cz
SOAa.ns.nic.czhostmaster@nic.cz serial=1784657843

Same first word

Similar names

DNS History

13 records (9 active, 4 former)

20162017201820192020202120222023202420252026NSns1.hukot.czns2.securitynet.czns3.hukot.czns.parktons.comns2.parktons.comMXmail.hukot.netmx2.securitynet.czserver.mailadress.netA176.102.65.652a02:25b0:aaaa:1::42a02:25b0:aaaa:1::846.36.36.15377.78.104.221
NSns.parktons.com2015-07-16 → 2016-04-21 · 4 obs
● 2015-07-16 19:22:32
● 2016-04-21 13:39:34
○ 2026-05-24 12:15:28
○ 2026-07-21 18:56:20
NSns1.hukot.cz2026-05-24 → 2026-07-21 · 3 obs
○ 2016-04-21 13:39:34
● 2026-05-24 12:15:28
● 2026-07-21 18:56:20
NSns2.parktons.com2015-07-16 → 2016-04-21 · 4 obs
● 2015-07-16 19:22:32
● 2016-04-21 13:39:34
○ 2026-05-24 12:15:28
○ 2026-07-21 18:56:20
NSns2.securitynet.cz2026-05-24 → 2026-07-21 · 3 obs
○ 2016-04-21 13:39:34
● 2026-05-24 12:15:28
● 2026-07-21 18:56:20
NSns3.hukot.cz2026-05-24 → 2026-07-21 · 3 obs
○ 2016-04-21 13:39:34
● 2026-05-24 12:15:28
● 2026-07-21 18:56:20
MXmail.hukot.net2026-05-24 → 2026-07-21 · 3 obs
○ 2016-04-21 13:39:34
● 2026-05-24 12:15:28
● 2026-07-21 18:56:20
MXmx2.securitynet.cz2026-05-24 → 2026-07-21 · 3 obs
○ 2016-04-21 13:39:34
● 2026-05-24 12:15:28
● 2026-07-21 18:56:20
MXserver.mailadress.net2015-07-16 → 2016-04-21 · 4 obs
● 2015-07-16 19:22:32
● 2016-04-21 13:39:34
○ 2026-05-24 12:15:28
○ 2026-07-21 18:56:20
A176.102.65.652026-05-24 → 2026-07-21 · 3 obs
○ 2016-04-21 13:39:34
● 2026-05-24 12:15:28
● 2026-07-21 18:56:20
A2a02:25b0:aaaa:1::42026-05-24 → 2026-07-21 · 3 obs
○ 2016-04-21 13:39:34
● 2026-05-24 12:15:28
● 2026-07-21 18:56:20
A2a02:25b0:aaaa:1::82026-05-24 → 2026-07-21 · 3 obs
○ 2016-04-21 13:39:34
● 2026-05-24 12:15:28
● 2026-07-21 18:56:20
A46.36.36.1532026-05-24 → 2026-07-21 · 3 obs
○ 2016-04-21 13:39:34
● 2026-05-24 12:15:28
● 2026-07-21 18:56:20
A77.78.104.2212015-07-16 → 2016-04-21 · 4 obs
● 2015-07-16 19:22:32
● 2016-04-21 13:39:34
○ 2026-05-24 12:15:28
○ 2026-07-21 18:56:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
web-system.czns1.hukot.cz, ns2.securitynet.cz, ns3.hukot.cz-

✅ Authoritative Response

Server:46.36.35.65

NS records: ns1.hukot.cz, ns2.securitynet.cz, ns3.hukot.cz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for web-system.cz (unsigned zone)

⏱️ Timing

Total: 1623ms | Queries: -

📄 Records

TypeCountSample Data
A246.36.36.153, 176.102.65.65
AAAA22a02:25b0:aaaa:1::8, 2a02:25b0:aaaa:1::4
NS3ns2.securitynet.cz, ns1.hukot.cz...
MX2mx2.securitynet.cz (pri: 100), mail.hukot.net (pri: 10)
TXT2v=spf1 a mx include:spf.hukot.net ~all, brevo-code:3e1e48d74a52c45210df5947bff65
SOA1ns1.hukot.cz hukot.hukot.cz

Analysis

IP Addresses

web-system.cz has four IP addresses: 46.36.36.153, 176.102.65.65, 2a02:25b0:aaaa:1::4 and 2a02:25b0:aaaa:1::8.

Additional host names — wastelands.cz, andrs.net, 120-98-user.ktuo.cz and two others — share IP numbers with web-system.cz.

Name Servers

web-system.cz has three name servers — ns1.hukot.cz, ns3.hukot.cz and ns2.securitynet.cz.

web-system.cz partially shares its NS delegation with several other domains, including dowork.cz, akichan.moe, baterie-shop.cz and two others.

Each of the three hostnames points to exactly one IP address: ns1.hukot.cz points to 46.36.35.65, ns3.hukot.cz points to 46.36.36.153 and ns2.securitynet.cz points to 46.36.36.151.

Mail Servers

web-system.cz has two mail servers: mx2.securitynet.cz and mail.hukot.net.

web-system.cz shares the same mail server setup as other domains, including arrs.cz, qo.cz, tribojam.com and two others.

web-system.cz shares mail servers — at least in part — with other domains, including badin.cz, pavelr.eu, czplast.eu and two others.

These mail servers are frequently seen alongside the mail servers mx.securitynet.cz.

mx2.securitynet.cz resolves to 46.36.35.65. mail.hukot.net resolves to 46.36.35.152. Both host names point to a single IP number.