zkoho.cz - robtex.com
zkoho.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 93.185.104.28🇨🇿 VSHOSTING93.185.96.0/20 II. | ||||||
| PTR | www18.pipni.cz | ||||||
| NS | ns2.pipni.cz ⭐ | ||||||
| A | 2a01:430:220::3🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ | ||||||
| PTR | ns2.pipni.cz | ||||||
| A | 83.167.247.20🇨🇿 MASTER-AS83.167.224.0/19 MASTER-NET-5 | ||||||
| PTR | ns2.pipni.cz | ||||||
| NS | ns.pipni.cz | ||||||
| A | 93.185.104.4🇨🇿 VSHOSTING93.185.96.0/20 II. | ||||||
| PTR | ns.pipni.cz | ||||||
| NS | ns3.pipni.cz | ||||||
| A | 2a01:430:220::4🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ | ||||||
| PTR | ns3.pipni.cz | ||||||
| A | 83.167.247.153🇨🇿 MASTER-AS83.167.224.0/19 MASTER-NET-5 | ||||||
| PTR | ns3.pipni.cz | ||||||
| MX | mail.zkoho.cz ⭐ | ||||||
| A | 93.185.104.5🇨🇿 VSHOSTING93.185.96.0/20 II. | ||||||
| PTR | mail.pipni.cz | ||||||
| MX | ns3.pipni.cz(20) | ||||||
| A | 2a01:430:220::4🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ | ||||||
| PTR | ns3.pipni.cz | ||||||
| A | 83.167.247.153🇨🇿 MASTER-AS83.167.224.0/19 MASTER-NET-5 | ||||||
| PTR | ns3.pipni.cz | ||||||
| SOA | ns.pipni.czpipni@pipni.cz serial=479722094 | ||||||
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=1777042056 | ||||||
Subdomains
mail.zkoho.cz |
Same first word
zkoho.cz |
Similar names
DNS History
6 records (6 active, 0 former)
●MXmail.zkoho.cz2015-06-14 → 2026-04-24 · 2 obs
● 2026-04-24 15:15:40
●A93.185.104.282015-06-14 → 2026-04-24 · 2 obs
● 2026-04-24 15:15:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | d.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz | - |
| zkoho.cz | ns.pipni.cz, ns2.pipni.cz, ns3.pipni.cz | 5 records |
✅ Authoritative Response
Server:93.185.104.4
NS records: ns.pipni.cz, ns2.pipni.cz, ns3.pipni.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for zkoho.cz (unsigned zone)
⏱️ Timing
Total: 466ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 93.185.104.28 |
| NS | 3 | ns.pipni.cz, ns2.pipni.cz... |
| MX | 2 | mail.zkoho.cz (pri: 10), ns3.pipni.cz (pri: 20) |
| SOA | 1 | ns.pipni.cz pipni.pipni.cz |
📌 Glue Records Collected
Total: 5
Out-of-bailiwick: 5 (ns.pipni.cz, ns2.pipni.cz, ns2.pipni.cz...)
Analysis
Hierarchy
zkoho.cz is parent of mail.zkoho.cz.
IP Addresses
zkoho.cz points to a single IP: 93.185.104.28.
Other host names, for instance bega.cz, stroitel.cz, grunik.cz, holatka.cz and jankalina.info share IP numbers with zkoho.cz.
Name Servers
zkoho.cz is delegated to three name servers: ns2.pipni.cz, ns3.pipni.cz and ns.pipni.cz.
zkoho.cz at least partially shares its name servers with other domains, for instance silkidea.cz, kikafe.cz, pavoky.cz, autoskola-duspiva.cz and radiobroz.cz.
Host names with two IP numbers: The host name ns2.pipni.cz points to 2a01:430:220::3 and 83.167.247.20; The host name ns3.pipni.cz points to 2a01:430:220::4 and 83.167.247.153.
Host names with one IP number: The host name ns.pipni.cz points to 93.185.104.4.
Mail Servers
Two mail servers ns3.pipni.cz and mail.zkoho.cz handle zkoho.cz.
zkoho.cz shares some mail servers with other domains, including nekvasil.net, cinovahora.cz, zusvejprty.cz, pistek.net and autojarovcz.eu.
These mail servers are commonly used alongside mail.nekvasil.net, mail.cinovahora.cz, mail.zusvejprty.cz, mail.pistek.net, mail.autojarovcz.eu, mail.baterka.cz, mail.itka.cz and _dc-mx.8b2bbef13f72.cnx.cz.
Host names with a single IP address: mail.zkoho.cz points to 93.185.104.5.