letkov.cz - robtex.com
letkov.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 93.185.104.30🇨🇿 VSHOSTING93.185.96.0/20 II. | ||||||
| PTR | www20.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 ⚠️ Not in zone NS records | ||||||
| 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.letkov.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=489992140 | ||||||
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=1786895238 | ||||||
Subdomains
mail.letkov.cz |
Same first word
letkov.cz |
Similar names
DNS History
6 records (6 active, 0 former)
●NSns3.pipni.cz2026-05-23 → 2026-08-16 · 3 obs
● 2026-05-23 21:07:58
● 2026-08-16 15:59:32
●MXmail.letkov.cz2015-07-05 → 2026-08-16 · 2 obs
● 2026-08-16 15:59:32
●A93.185.104.302015-07-05 → 2026-08-16 · 2 obs
● 2026-08-16 15:59:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| letkov.cz | ns.pipni.cz, ns2.pipni.cz, ns3.pipni.cz | 5 records |
✅ Authoritative Response
Server:83.167.247.153
NS records: ns.pipni.cz, ns2.pipni.cz, ns3.pipni.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for letkov.cz (unsigned zone)
⏱️ Timing
Total: 796ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 93.185.104.30 |
| NS | 2 | ns.pipni.cz, ns2.pipni.cz |
| MX | 2 | ns3.pipni.cz (pri: 20), mail.letkov.cz (pri: 10) |
| 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
letkov.cz serves as the parent of mail.letkov.cz.
IP Addresses
letkov.cz has exactly one IP address — 93.185.104.30.
ekonometrie.cz, iberia.cz, eworks.cz plus two other host names have IP numbers in common with letkov.cz.
Name Servers
letkov.cz carries NS records delegating to ns2.pipni.cz, ns3.pipni.cz and ns.pipni.cz.
letkov.cz has at least partial name server overlap with other domains, such as jased.cz, coromant.cz, kastela.cz and two others.
Host names pointing to two IP addresses:
ns2.pipni.cz resolves to two addresses: 83.167.247.20 and 2a01:430:220::3.
ns3.pipni.cz resolves to two addresses: 83.167.247.153 and 2a01:430:220::4.
Host names resolving to a single IP address:
The hostname ns.pipni.cz resolves to 93.185.104.4.
Mail Servers
letkov.cz uses two mail servers, mail.letkov.cz and ns3.pipni.cz.
At least some of the mail servers used by letkov.cz are shared with other domains: kubela.info, gerska.cz, art-valy.com and two others among them.
These mail servers tend to be used in conjunction with the mail servers mail.kubela.info.
Host names resolving to a single IP address:
The hostname mail.letkov.cz resolves to 93.185.104.5.