nikol.cz - robtex.com
nikol.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=1786103239 | ||||||
Subdomains
mail.nikol.cz |
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
●NS1.ns.gigaserver.cz2015-07-14 → 2026-08-07 · 2 obs
● 2026-08-07 12:07:44
●NS2.ns.gigaserver.cz2015-07-14 → 2026-08-07 · 2 obs
● 2026-08-07 12:07:44
●NS3.ns.gigaserver.cz2015-07-14 → 2026-08-07 · 2 obs
● 2026-08-07 12:07:44
●NS4.ns.gigaserver.cz2015-07-14 → 2026-08-07 · 2 obs
● 2026-08-07 12:07:44
●MXmail.gigaserver.cz2026-06-13 → 2026-08-07 · 3 obs
● 2026-06-13 09:00:20
● 2026-08-07 12:07:44
○MXmail.nikol.cz2015-07-14 → 2021-05-04 · 4 obs
● 2021-05-04 10:11:26
○ 2026-06-13 09:00:20
○ 2026-08-07 12:07:44
●A185.66.36.1352026-06-13 → 2026-08-07 · 3 obs
● 2026-06-13 09:00:20
● 2026-08-07 12:07:44
○A85.118.128.412015-07-14 → 2021-05-04 · 4 obs
● 2021-05-04 10:11:26
○ 2026-06-13 09:00:20
○ 2026-08-07 12:07:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| nikol.cz | 1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz, 4.ns.gigaserver.cz | 4 records |
✅ Authoritative Response
Server:185.66.36.93
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: 1072ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.66.36.135 |
| NS | 4 | 1.ns.gigaserver.cz, 2.ns.gigaserver.cz... |
| MX | 1 | mail.gigaserver.cz (pri: 50) |
| TXT | 1 | v=spf1 mx a include:smtp-gw.gigaserver.c |
| SOA | 1 | 1.ns.gigaserver.cz dns.gigaserver.cz |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz...)
Analysis
Hierarchy
nikol.cz is the parent zone for mail.nikol.cz.
IP Addresses
nikol.cz has exactly one IP address — 185.66.36.135.
mozaika-tour.cz, kopec.cz, ppsa.cz plus two other host names have IP numbers in common with nikol.cz.
Name Servers
Four name servers handle the delegation for nikol.cz: 1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz and 4.ns.gigaserver.cz.
nikol.cz partially shares its NS delegation with several other domains, including euro2000.cz, quantima.cz, i-tenis.cz and two others.
These name servers are regularly seen alongside ns2.machin-global.cz and ns.machin-global.cz as name servers.
1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz and 4.ns.gigaserver.cz each carry two IP addresses. 1.ns.gigaserver.cz has 185.66.36.92 and 2a03:1e20:0:5::92; 2.ns.gigaserver.cz has 185.66.36.93 and 2a03:1e20:0:5::93; 3.ns.gigaserver.cz has 185.66.36.250 and 2a03:1e20:0:5::250; 4.ns.gigaserver.cz has 40.67.208.152 and 2603:1020:201::36d.
Mail Servers
nikol.cz uses one mail server — mail.gigaserver.cz.
The mail server setup of nikol.cz matches that of other domains such as km-salon.cz, alhor.cz, hejdanek.eu and two others.
At least a portion of nikol.cz's mail servers are also used by other domains, for example terezincomposersinstitute.com.
There is one IP number for mail.gigaserver.cz: 185.66.36.222.