variable.cz - dns.ninja

variable.cz

DNSSEC🔒 Signed (DS record present)
A185.66.36.138🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805
PTRwh01.farma.gigaserver.cz
NS1.ns.gigaserver.cz
A2a03:1e20:0:5::92🇨🇿 GIGASERVER2a03:1e20::/32 CZ-SEONET-20140804
PTR1.ns.gigaserver.cz
A185.66.36.92🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805
PTR1.ns.gigaserver.cz
NS2.ns.gigaserver.cz
A2a03:1e20:0:5::93🇨🇿 GIGASERVER2a03:1e20::/32 CZ-SEONET-20140804
PTR2.ns.gigaserver.cz
A185.66.36.93🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805
PTR2.ns.gigaserver.cz
NS3.ns.gigaserver.cz
A2a03:1e20:0:5::250🇨🇿 GIGASERVER2a03:1e20::/32 CZ-SEONET-20140804
PTR3.ns.gigaserver.cz
A185.66.36.250🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805
PTR3.ns.gigaserver.cz
NS4.ns.gigaserver.cz
A2603:1020:201::36d🇳🇱 Microsoft2603:1000::/25 MICROSOFT
A40.67.208.152🇳🇱 Microsoft40.67.0.0/16
PTR4.ns.gigaserver.cz
MXmail.gigaserver.cz
A185.66.36.222🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805
PTRmail.gigaserver.cz
TXTv=spf1 mx a include:smtp-gw.gigaserver.cz ~all
SOA1.ns.gigaserver.czdns@gigaserver.cz serial=1545516491

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=1781621238

Same first word

Similar names

DNS History

8 records (6 active, 2 former)

20162017201820192020202120222023202420252026NS1.ns.gigaserver.cz2.ns.gigaserver.cz3.ns.gigaserver.cz4.ns.gigaserver.czMXmail.gigaserver.czmail.variable.czA185.66.36.13885.118.128.27
NS1.ns.gigaserver.cz2015-07-03 → 2026-06-16 · 2 obs
● 2015-07-03 02:48:06
● 2026-06-16 15:33:28
NS2.ns.gigaserver.cz2015-07-03 → 2026-06-16 · 2 obs
● 2015-07-03 02:48:06
● 2026-06-16 15:33:28
NS3.ns.gigaserver.cz2015-07-03 → 2026-06-16 · 2 obs
● 2015-07-03 02:48:06
● 2026-06-16 15:33:28
NS4.ns.gigaserver.cz2015-07-03 → 2026-06-16 · 2 obs
● 2015-07-03 02:48:06
● 2026-06-16 15:33:28
MXmail.gigaserver.cz2026-02-18 → 2026-06-16 · 3 obs
○ 2019-05-13 12:41:40
● 2026-02-18 10:53:52
● 2026-06-16 15:33:28
MXmail.variable.cz2015-07-03 → 2019-05-13 · 4 obs
● 2015-07-03 02:48:06
● 2019-05-13 12:41:40
○ 2026-02-18 10:53:52
○ 2026-06-16 15:33:28
A185.66.36.1382026-02-18 → 2026-06-16 · 3 obs
○ 2019-05-13 12:41:40
● 2026-02-18 10:53:52
● 2026-06-16 15:33:28
A85.118.128.272015-07-03 → 2019-05-13 · 4 obs
● 2015-07-03 02:48:06
● 2019-05-13 12:41:40
○ 2026-02-18 10:53:52
○ 2026-06-16 15:33:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz8 records
variable.cz1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz, 4.ns.gigaserver.cz4 records

✅ Authoritative Response

Server:40.67.208.152

NS records: 1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz, 4.ns.gigaserver.cz

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1094ms | Queries: -

📄 Records

TypeCountSample Data
A1185.66.36.138
NS41.ns.gigaserver.cz, 2.ns.gigaserver.cz...
MX1mail.gigaserver.cz (pri: 10)
TXT1v=spf1 mx a include:smtp-gw.gigaserver.c
SOA11.ns.gigaserver.cz dns.gigaserver.cz

📌 Glue Records Collected

Total: 12

In-bailiwick: 8 (a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz...)

Out-of-bailiwick: 4 (4.ns.gigaserver.cz, 3.ns.gigaserver.cz, 2.ns.gigaserver.cz...)

Analysis

IP Addresses

variable.cz has exactly one IP address — 185.66.36.138.

pribula.cz, drbergr.cz, eldorado1239.com plus two other host names have IP numbers in common with variable.cz.

Name Servers

Four name servers handle the delegation for variable.cz: 1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz and 4.ns.gigaserver.cz.

There is at least partial name server overlap between variable.cz and other domains — motopellmell.cz, apivital.cz, stavros.cz and two more among them.

All four hostnames — 1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz and 4.ns.gigaserver.cz — resolve to two IP numbers apiece: 1.ns.gigaserver.cz to 185.66.36.92 and 2a03:1e20:0:5::92; 2.ns.gigaserver.cz to 185.66.36.93 and 2a03:1e20:0:5::93; 3.ns.gigaserver.cz to 185.66.36.250 and 2a03:1e20:0:5::250; 4.ns.gigaserver.cz to 40.67.208.152 and 2603:1020:201::36d.

Mail Servers

variable.cz uses one mail server — mail.gigaserver.cz.

The mail server setup of variable.cz matches that of other domains such as idovolena.cz, azavax.cz, hamari.cz and two others.

mail.gigaserver.cz has exactly one IP number: 185.66.36.222.