aruzicka.cz - robtex.com
aruzicka.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.234.29.126🇨🇿 VSHOSTING185.234.28.0/22 VSHosting route for Blueboard s.r.o. | ||||||
| PTR | mdfc.miniserver.cz | ||||||
| NS | ns1.onlinehosting.cz ⭐ | ||||||
| A | 217.11.236.113🇨🇿 CASABLANCA-AS217.11.236.0/24 Casablanca INT | ||||||
| PTR | u10.onlinehosting.cz | ||||||
| NS | ns2.onlinehosting.cz | ||||||
| A | 91.103.160.232🇨🇿 KAORA91.103.160.0/21 Kaora, s.r.o. | ||||||
| PTR | ns2.sunfox.cz | ||||||
| NS | ns3.onlinehosting.cz | ||||||
| A | 81.0.206.54🇨🇿 CASABLANCA-AS81.0.206.0/23 Casablanca INT | ||||||
| PTR | u15virt54.onlinehosting.cz | ||||||
| MX | relay.aruzicka.cz ⭐ | ||||||
| A | 195.146.104.139🇨🇿 CDT-AS195.146.96.0/19 CD-Telematika a.s. The Czech Republic | ||||||
| PTR | relay.aruzicka.cz | ||||||
| TXT | v=spf1 a mx include:_spf.all.ebrana.cz ~all | ||||||
| TXT | facebook-domain-verification=to5s4v759vr50mjdb37im2pje85cyo | ||||||
| SOA | ns1.onlinehosting.cztech@internetpartner.cz 2026-02-17 #19 | ||||||
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=1776064643 | ||||||
Subdomains
relay.aruzicka.cz |
Same first word
aruzicka.cz |
DNS History
13 records (5 active, 8 former)
○NSns1.ebrana.cz2015-05-19 → 2026-03-15 · 5 obs
● 2015-05-19 18:36:00
● 2026-03-15 23:19:02
○ 2026-03-27 06:37:36
○ 2026-04-13 07:43:48
○NSns1.gigant.cz2009-01-14 → 2009-01-14 · 3 obs
○ 2015-05-19 18:36:00
○ 2026-04-13 07:43:48
●NSns1.onlinehosting.cz2026-03-27 → 2026-04-13 · 3 obs
● 2026-03-27 06:37:36
● 2026-04-13 07:43:48
○NSns2.ebrana.cz2015-05-19 → 2026-03-15 · 5 obs
● 2015-05-19 18:36:00
● 2026-03-15 23:19:02
○ 2026-03-27 06:37:36
○ 2026-04-13 07:43:48
○NSns2.gigant.cz2009-01-14 → 2009-01-14 · 3 obs
○ 2015-05-19 18:36:00
○ 2026-04-13 07:43:48
●NSns2.onlinehosting.cz2026-03-27 → 2026-04-13 · 3 obs
● 2026-03-27 06:37:36
● 2026-04-13 07:43:48
○NSns3.gigant.cz2009-01-14 → 2009-01-14 · 3 obs
○ 2015-05-19 18:36:00
○ 2026-04-13 07:43:48
●NSns3.onlinehosting.cz2026-03-27 → 2026-04-13 · 3 obs
● 2026-03-27 06:37:36
● 2026-04-13 07:43:48
●MXrelay.aruzicka.cz2009-01-14 → 2026-04-13 · 2 obs
● 2026-04-13 07:43:48
○A109.205.75.422015-05-19 → 2017-08-06 · 5 obs
● 2015-05-19 18:36:00
● 2017-08-06 19:46:26
○ 2026-02-15 11:20:08
○ 2026-04-13 07:43:48
○A185.205.137.162026-02-15 → 2026-03-29 · 5 obs
● 2026-02-15 11:20:08
● 2026-03-29 18:58:18
○ 2026-04-06 01:22:58
○ 2026-04-13 07:43:48
●A185.234.29.1262026-04-13 → 2026-04-13 · 3 obs
● 2026-04-13 07:43:46
● 2026-04-13 07:43:48
○A88.208.118.602009-01-14 → 2009-01-14 · 3 obs
○ 2015-05-19 18:36:00
○ 2026-04-13 07:43:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| aruzicka.cz | ns1.onlinehosting.cz, ns2.onlinehosting.cz, ns3.onlinehosting.cz | - |
✅ Authoritative Response
Server:81.0.206.54
NS records: ns1.onlinehosting.cz, ns2.onlinehosting.cz, ns3.onlinehosting.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for aruzicka.cz (unsigned zone)
⏱️ Timing
Total: 1655ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.234.29.126 |
| NS | 3 | ns2.onlinehosting.cz, ns1.onlinehosting.cz... |
| MX | 1 | relay.aruzicka.cz (pri: 10) |
| TXT | 2 | facebook-domain-verification=to5s4v759vr, v=spf1 a mx include:_spf.all.ebrana.cz ~ |
| SOA | 1 | ns1.onlinehosting.cz tech.internetpartne |
Analysis
Hierarchy
The parent of relay.aruzicka.cz is aruzicka.cz.
IP Addresses
aruzicka.cz points to a single IP address: 185.234.29.126.
Other host names, for example sprintstore.cz, mdfc.miniserver.cz and mdfc.cz share IPs with aruzicka.cz.
Name Servers
aruzicka.cz is delegated to three name servers: ns1.onlinehosting.cz, ns2.onlinehosting.cz and ns3.onlinehosting.cz.
aruzicka.cz at least partially shares name servers with other domains, for example keytec.cz, honority.cz, aknh.cz, bvspedice.cz and goofy.cz.
These name servers are often used with the following name servers: ns1.ceskymultihosting.cz, ns2.ceskymultihosting.cz, ns3.ceskymultihosting.cz, ns1.czechmultihosting.com, ns2.czechmultihosting.com, ns3.czechmultihosting.com, ns1.octgate.com and ns2.octgate.com.
Host names with a single IP address:
ns1.onlinehosting.cz resolves to 217.11.236.113.
ns2.onlinehosting.cz resolves to 91.103.160.232.
ns3.onlinehosting.cz resolves to 81.0.206.54.
Mail Servers
The relay.aruzicka.cz mail server handles aruzicka.cz.
relay.aruzicka.cz points to a single IP number: 195.146.104.139.