a.cz - robtex.com
a.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.59.2.14🇨🇿 VALVERA185.59.0.0/22 Valvera IPv4 | ||||||
| NS | ns2.zasobovani.cz ⭐ | ||||||
| A | 185.59.2.9🇨🇿 VALVERA185.59.0.0/22 Valvera IPv4 | ||||||
| NS | ns.zasobovani.cz | ||||||
| A | 217.168.209.93🇨🇿 TRIONET-CZ-AS217.168.208.0/20 TRIOPTIMUM - NET | ||||||
| PTR | ns.zasobovani.cz | ||||||
| SOA | ns.zasobovani.czrepasek@zasobovani.cz 2016-03-31 #4 | ||||||
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=1785390441 | ||||||
Same first word
Similar names
DNS History
9 records (3 active, 6 former)
○NSmacleod.clnet.cz2009-07-02 → 2009-07-02 · 3 obs
○ 2015-08-27 12:57:42
○ 2026-07-30 06:32:44
●NSns.zasobovani.cz2009-07-02 → 2026-07-30 · 2 obs
● 2026-07-30 06:32:44
●NSns2.zasobovani.cz2015-08-27 → 2026-07-30 · 3 obs
● 2015-08-27 12:57:42
● 2026-07-30 06:32:44
○MXantispam.zasobovani.cz2016-03-31 → 2017-01-13 · 5 obs
● 2016-03-31 16:37:30
● 2017-01-13 22:06:46
○ 2018-04-04 07:42:08
○ 2026-07-30 06:32:44
○MXcache.clnet.cz2009-07-02 → 2009-07-02 · 3 obs
○ 2015-08-27 12:57:42
○ 2026-07-30 06:32:44
○MXmail.zasobovani.cz2009-07-02 → 2016-03-15 · 4 obs
● 2016-03-15 04:37:40
○ 2016-03-31 16:37:30
○ 2026-07-30 06:32:44
●A185.59.2.142026-02-15 → 2026-07-30 · 3 obs
● 2026-02-15 10:24:04
● 2026-07-30 06:32:44
○A81.0.236.1692015-08-27 → 2018-04-04 · 5 obs
● 2015-08-27 12:57:42
● 2018-04-04 07:42:08
○ 2026-02-15 10:24:04
○ 2026-07-30 06:32:44
○A86.63.194.2332009-07-02 → 2009-07-02 · 3 obs
○ 2015-08-27 12:57:42
○ 2026-07-30 06:32:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | 8 records |
| a.cz | ns.zasobovani.cz, ns2.zasobovani.cz | 2 records |
✅ Authoritative Response
Server:217.168.209.93
NS records: ns.zasobovani.cz, ns2.zasobovani.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a.cz (unsigned zone)
⏱️ Timing
Total: 830ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.59.2.14 |
| NS | 2 | ns2.zasobovani.cz, ns.zasobovani.cz |
| SOA | 1 | ns.zasobovani.cz repasek.zasobovani.cz |
📌 Glue Records Collected
Total: 10
In-bailiwick: 8 (a.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz...)
Out-of-bailiwick: 2 (ns.zasobovani.cz, ns2.zasobovani.cz)
Analysis
IP Addresses
a.cz directs to one IP number, which is 185.59.2.14.
Among the host names that share IP numbers with a.cz are mujprekladac.cz, zasobovani.com, plodne-dni-kalkulacka.sk and two others.
Name Servers
DNS delegation for a.cz points to two name servers: ns2.zasobovani.cz and ns.zasobovani.cz.
a.cz has the same name server delegation as a number of other domains, such as mlejnecky.cz, rotor.cz, mistopis.cz and two more.
a.cz has partial name server overlap with other domains, including txt.cz.
ns2.zasobovani.cz → 185.59.2.9 and ns.zasobovani.cz → 217.168.209.93: one IP number per host name.