bzkplus.cz - robtex.com
bzkplus.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 185.66.36.4🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805 | ||||||
| PTR | vmd29.farma.gigaserver.cz | ||||||
| NS | 1.ns.gigaserver.cz ⭐ | ||||||
| A | 2a03:1e20:0:5::92🇨🇿 GIGASERVER2a03:1e20::/32 CZ-SEONET-20140804 | ||||||
| PTR | 1.ns.gigaserver.cz | ||||||
| A | 185.66.36.92🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805 | ||||||
| PTR | 1.ns.gigaserver.cz | ||||||
| NS | 2.ns.gigaserver.cz | ||||||
| A | 2a03:1e20:0:5::93🇨🇿 GIGASERVER2a03:1e20::/32 CZ-SEONET-20140804 | ||||||
| PTR | 2.ns.gigaserver.cz | ||||||
| A | 185.66.36.93🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805 | ||||||
| PTR | 2.ns.gigaserver.cz | ||||||
| NS | 3.ns.gigaserver.cz | ||||||
| A | 2a03:1e20:0:5::250🇨🇿 GIGASERVER2a03:1e20::/32 CZ-SEONET-20140804 | ||||||
| PTR | 3.ns.gigaserver.cz | ||||||
| A | 185.66.36.250🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805 | ||||||
| PTR | 3.ns.gigaserver.cz | ||||||
| NS | 4.ns.gigaserver.cz | ||||||
| A | 40.67.208.152🇳🇱 Microsoft40.67.0.0/16 | ||||||
| MX | mail.gigaserver.cz ⭐ | ||||||
| A | 185.66.36.222🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805 | ||||||
| PTR | mail.gigaserver.cz | ||||||
| TXT | v=spf1 mx a include:smtp-gw.gigaserver.cz ~all | ||||||
| SOA | 1.ns.gigaserver.czdns@gigaserver.cz serial=1545516467 | ||||||
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=1776003455 | ||||||
Subdomains
mail.bzkplus.cz |
Same first word
DNS History
8 records (6 active, 2 former)
●NS1.ns.gigaserver.cz2015-06-24 → 2026-04-12 · 2 obs
● 2026-04-12 15:10:02
●NS2.ns.gigaserver.cz2015-06-24 → 2026-04-12 · 2 obs
● 2026-04-12 15:10:02
●NS3.ns.gigaserver.cz2015-06-24 → 2026-04-12 · 2 obs
● 2026-04-12 15:10:02
●NS4.ns.gigaserver.cz2015-06-24 → 2026-04-12 · 2 obs
● 2026-04-12 15:10:02
○MXmail.bzkplus.cz2015-06-24 → 2017-05-21 · 4 obs
● 2017-05-21 11:19:26
○ 2026-02-18 13:14:34
○ 2026-04-12 15:10:02
●MXmail.gigaserver.cz2026-02-18 → 2026-04-12 · 3 obs
● 2026-02-18 13:14:34
● 2026-04-12 15:10:02
●A185.66.36.42016-04-16 → 2026-04-12 · 3 obs
● 2016-04-16 16:31:22
● 2026-04-12 15:10:02
○A85.118.128.652015-06-24 → 2016-01-25 · 4 obs
● 2016-01-25 02:54:04
○ 2016-04-16 16:31:22
○ 2026-04-12 15:10:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | b.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz, c.ns.nic.cz | 8 records |
| bzkplus.cz | 1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz, 4.ns.gigaserver.cz | 4 records |
✅ Authoritative Response
Server:185.66.36.92
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: 774ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.66.36.4 |
| NS | 4 | 1.ns.gigaserver.cz, 2.ns.gigaserver.cz... |
| MX | 1 | mail.gigaserver.cz (pri: 10) |
| TXT | 1 | v=spf1 mx a include:smtp-gw.gigaserver.c |
| SOA | 1 | 1.ns.gigaserver.cz dns.gigaserver.cz |
📌 Glue Records Collected
Total: 12
In-bailiwick: 8 (d.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz...)
Out-of-bailiwick: 4 (1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz...)
Analysis
Hierarchy
The parent of mail.bzkplus.cz is bzkplus.cz.
IP Addresses
bzkplus.cz points to a single IP number: 185.66.36.4.
Other host names, for instance palivovedrevoradotin.cz, frigocom.cz, arcus9.cz, sim-ona.com and pmax.cz share IP numbers with bzkplus.cz.
Name Servers
bzkplus.cz is delegated to four name servers: 1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz and 4.ns.gigaserver.cz.
bzkplus.cz shares name servers with other domains at least partially, for instance anglictina-boleslav.cz, 242media.cz, ar15.cz, eroute.ru and variable.cz.
Host names with two IP numbers:
1.ns.gigaserver.cz points to: 2a03:1e20:0:5::92 and 185.66.36.92.
2.ns.gigaserver.cz points to: 2a03:1e20:0:5::93 and 185.66.36.93.
3.ns.gigaserver.cz points to: 2a03:1e20:0:5::250 and 185.66.36.250.
Host names with one IP number:
4.ns.gigaserver.cz points to: 40.67.208.152.
Mail Servers
The mail server for bzkplus.cz is mail.gigaserver.cz.
bzkplus.cz shares the same mail server setup as other domains, including yay.cz, fialova.eu, nakladatelstvisinus.cz, autoskolaprofit.sk and travel-advance.com.
Host name mail.gigaserver.cz resolves to IP 185.66.36.222.