croc.cz - robtex.com
croc.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:430:27b:1::1🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ | ||||||
| A | 81.31.37.22🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1 | ||||||
| NS | ns2.golemos.com ⭐ | ||||||
| A | 2a01:430:27b:2::dede🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ | ||||||
| A | 77.93.193.42🇨🇿 MASTER-AS77.93.192.0/19 MASTER-NET-4 | ||||||
| PTR | 77-93-193-42.static.masterinter.net | ||||||
| NS | ns.golemos.com | ||||||
| A | 2a01:430:27b:2::baba🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ | ||||||
| A | 77.93.193.36🇨🇿 MASTER-AS77.93.192.0/19 MASTER-NET-4 | ||||||
| PTR | 77-93-193-36.static.masterinter.net | ||||||
| MX | mx2.golemos.com ⭐ | ||||||
| A | 2a01:430:27b::42🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ | ||||||
| PTR | mx2.golemos.com | ||||||
| A | 89.185.254.42🇨🇿 MASTER-AS89.185.224.0/19 MASTER-NET-3 | ||||||
| PTR | mx2.golemos.com | ||||||
| MX | mx.golemos.com(20) | ||||||
| A | 2a01:430:27b:1::2🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ | ||||||
| PTR | mx.golemos.com | ||||||
| A | 81.31.37.56🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1 | ||||||
| PTR | mx.golemos.com | ||||||
| TXT | v=spf1 a mx include:_spf.eshop-rychle.cz -all | ||||||
| SOA | ns.golemos.comroot@unihost.cz 2025-03-31 #1 | ||||||
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=1771291036 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns.golemos.com2026-02-20 → 2026-03-20 · 2 obs
● 2026-03-20 20:28:30
●NSns2.golemos.com2026-02-20 → 2026-03-20 · 2 obs
● 2026-03-20 20:28:30
●MXmx.golemos.com2026-02-20 → 2026-03-20 · 2 obs
● 2026-03-20 20:28:30
●MXmx2.golemos.com2026-02-20 → 2026-03-20 · 2 obs
● 2026-03-20 20:28:30
●A2a01:430:27b:1::12026-02-20 → 2026-03-20 · 2 obs
● 2026-03-20 20:28:30
●A81.31.37.222026-02-20 → 2026-03-20 · 2 obs
● 2026-03-20 20:28:30
🔍 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 |
| croc.cz | ns.golemos.com, ns2.golemos.com | - |
✅ Authoritative Response
Server: 77.93.193.36
NS records: ns.golemos.com, ns2.golemos.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for croc.cz (unsigned zone)
⏱️ Timing
Total: 1712ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.31.37.22 |
| AAAA | 1 | 2a01:430:27b:1::1 |
| NS | 2 | ns2.golemos.com, ns.golemos.com |
| MX | 2 | mx2.golemos.com (pri: 20), mx.golemos.com (pri: 10) |
| TXT | 1 | v=spf1 a mx include:_spf.eshop-rychle.cz |
| SOA | 1 | ns.golemos.com root.unihost.cz |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz...)
Analysis
IP Addresses
croc.cz points to two IPs: 2a01:430:27b:1::1 and 81.31.37.22.
Other host names, for instance pronotebook.cz, magicka-pohoda.cz, fotomorava.cz, dogway.cz and copycanshop.cz share IP numbers with croc.cz.
Name Servers
Two name servers ns2.golemos.com and ns.golemos.com are delegated to croc.cz.
croc.cz uses the same name server configuration as other domains, such as turboprovas.cz, mxparts.sk, sportflori.cz, gastrolevne.eu and boty-pro-kone.cz.
croc.cz shares some name servers with other domains, for example marketico.cz.
Host names with two IPs:
ns2.golemos.com points to 2a01:430:27b:2::dede and 77.93.193.42.
ns.golemos.com points to 2a01:430:27b:2::baba and 77.93.193.36.
Mail Servers
Two mail servers handle croc.cz: mx2.golemos.com and mx.golemos.com.
croc.cz shares the same mail server setup as other domains, including agrexim.cz, sadpanenek.cz, erst.cz, domdom.cz and stonozka.eu.
croc.cz shares mail servers with other domains at least in part, for instance klenoty-ori.cz, ibeno.cz, luxury(0x736578).cz, premium-er.cz and novetech.cz.
Host names with two IPs:
mx2.golemos.com points to 2a01:430:27b::42 and 89.185.254.42.
mx.golemos.com points to 2a01:430:27b:1::2 and 81.31.37.56.