bilkovi.cz - robtex.com
bilkovi.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 217.16.184.148🇨🇿 VSHOSTING217.16.176.0/20 III. | ||||||
| PTR | estudio1.vshosting.cz | ||||||
| NS | ns1.regzone.cz ⭐ | ||||||
| A | 2a00:19a0:3:71:0:d9c6:710a:1🇨🇿 ZONER-AS2a00:19a0::/32 ZONER-IPV6-NET | ||||||
| PTR | ns1.regzone.cz | ||||||
| A | 217.198.113.10🇨🇿 ZONER-AS217.198.112.0/20 ZONER-NET | ||||||
| PTR | ns1.regzone.cz | ||||||
| NS | ns1.regzone.de | ||||||
| A | 2600:3c02::f03c:91ff:fedb:a6e7🇺🇸 AKAMAI-LINODE-AP2600:3c02::/32 Akamai Technologies | ||||||
| PTR | ns1.regzone.de | ||||||
| A | 23.92.29.43🇺🇸 AKAMAI-LINODE-AP23.92.28.0/22 Akamai Technologies | ||||||
| PTR | ns1.regzone.de | ||||||
| NS | ns1.regzone.info | ||||||
| A | 2001:1528:147::10🇨🇿 CASABLANCA-AS2001:1528::/32 Casablanca INT v6 network | ||||||
| PTR | ns1.regzone.info | ||||||
| A | 81.0.233.10🇨🇿 CASABLANCA-AS81.0.232.0/21 Casablanca INT | ||||||
| PTR | ns1.regzone.info | ||||||
| MX | mail.bilkovi.cz ⭐ | ||||||
| A | 185.85.164.16🇨🇿 MASTER-AS185.85.164.0/22 CZ-SN-20150127 | ||||||
| PTR | mail.estudio.cz | ||||||
| TXT | v=spf1 mx ~all | ||||||
| TXT | google-site-verification=VSvShVbK0vhd9wWuToDDAALVeDotd-xoVZMaZGrPxNo | ||||||
| SOA | ns1.regzone.czadministrator@czechia.cz 2026-04-16 #2 | ||||||
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=1777099636 | ||||||
Subdomains
mail.bilkovi.cz |
Same first word
bilkovi.cz |
Similar names
DNS History
9 records (5 active, 4 former)
●NSns1.regzone.cz2026-02-18 → 2026-04-25 · 3 obs
● 2026-02-18 16:42:00
● 2026-04-25 07:19:18
●NSns1.regzone.de2026-02-18 → 2026-04-25 · 3 obs
● 2026-02-18 16:42:00
● 2026-04-25 07:19:18
●NSns1.regzone.info2026-02-18 → 2026-04-25 · 3 obs
● 2026-02-18 16:42:00
● 2026-04-25 07:19:18
○NSns1.systemit.cz2015-07-08 → 2017-02-09 · 4 obs
● 2017-02-09 09:58:02
○ 2026-02-18 16:42:00
○ 2026-04-25 07:19:18
○NSns2.systemit.cz2015-07-08 → 2017-02-09 · 4 obs
● 2017-02-09 09:58:02
○ 2026-02-18 16:42:00
○ 2026-04-25 07:19:18
●MXmail.bilkovi.cz2015-07-08 → 2026-04-25 · 2 obs
● 2026-04-25 07:19:18
○MXmxbackup.estudio.cz2015-07-08 → 2017-02-09 · 4 obs
● 2017-02-09 09:58:02
○ 2026-02-18 16:42:00
○ 2026-04-25 07:19:18
●A217.16.184.1482015-10-22 → 2026-04-25 · 3 obs
● 2015-10-22 20:46:34
● 2026-04-25 07:19:18
○A81.31.34.392015-07-08 → 2015-09-10 · 4 obs
● 2015-09-10 23:32:12
○ 2015-10-22 20:46:34
○ 2026-04-25 07:19:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | b.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz, c.ns.nic.cz | - |
| bilkovi.cz | ns1.regzone.cz, ns1.regzone.de, ns1.regzone.info | 2 records |
✅ Authoritative Response
Server:217.198.113.10
NS records: ns1.regzone.cz, ns1.regzone.de, ns1.regzone.info
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1353ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.16.184.148 |
| NS | 3 | ns1.regzone.cz, ns1.regzone.de... |
| MX | 1 | mail.bilkovi.cz (pri: 10) |
| TXT | 2 | v=spf1 mx ~all, google-site-verification=VSvShVbK0vhd9wW |
| SOA | 1 | ns1.regzone.cz administrator.czechia.cz |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.regzone.cz, ns1.regzone.cz)
Analysis
Hierarchy
bilkovi.cz is the parent of mail.bilkovi.cz.
IP Addresses
bilkovi.cz resolves to one IP number: 217.16.184.148.
other host names including bohemia-institut.cz, atmcz.cz, renovace-strech.cz, zshorakhk.cz and cesomot.cz share IP numbers with bilkovi.cz.
Name Servers
bilkovi.cz is delegated to three name servers ns1.regzone.cz, ns1.regzone.de and ns1.regzone.info.
bilkovi.cz at least partially shares name servers with other domains, for instance prosys.cz, vanocni-stromky.cz, okd.eu, unesco-heritage.eu and jicha.eu.
Host names with two IP numbers:
ns1.regzone.cz points to: 2a00:19a0:3:71:0:d9c6:710a:1 and 217.198.113.10.
ns1.regzone.de points to: 2600:3c02::f03c:91ff:fedb:a6e7 and 23.92.29.43.
ns1.regzone.info points to: 2001:1528:147::10 and 81.0.233.10.
Mail Servers
bilkovi.cz is handled by a single mail server, mail.bilkovi.cz.
mail.bilkovi.cz resolves to IP 185.85.164.16.