readzone.cz - robtex.com
readzone.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 83.167.244.178🇨🇿 MASTER-AS83.167.224.0/19 MASTER-NET-5 | ||||||
| NS | ns1.svethostingu.cz ⭐ | ||||||
| A | 2a01:430:53::8300:171🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ | ||||||
| A | 83.167.244.171🇨🇿 MASTER-AS83.167.224.0/19 MASTER-NET-5 | ||||||
| NS | ns2.svethostingu.cz | ||||||
| A | 2a02:a40:20c::98🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s. | ||||||
| A | 212.158.159.98🇨🇿 BlueTone-AS212.158.128.0/19 BlueTone-CRa-CZ First address block | ||||||
| PTR | ns2.svethostingu.cz | ||||||
| NS | ns3.svethostingu.eu | ||||||
| A | 2a03:b0c0:3:e0::14d:d001🇩🇪 DIGITALOCEAN2a03:b0c0:3::/48 DigitalOcean | ||||||
| PTR | ns3.svethostingu.eu | ||||||
| A | 165.22.74.103🇩🇪 DIGITALOCEAN165.22.64.0/20 DigitalOcean | ||||||
| PTR | ns3.svethostingu.eu | ||||||
| MX | mail.svethostingu.cz ⭐ | ||||||
| A | 77.93.218.4🇨🇿 MASTER-AS77.93.192.0/19 MASTER-NET-4 | ||||||
| A | 212.158.159.120🇨🇿 BlueTone-AS212.158.128.0/19 BlueTone-CRa-CZ First address block | ||||||
| PTR | smtp-gw2.svethostingu.cz | ||||||
| SOA | ns1.svethostingu.czdnsmaster@svethostingu.cz 2025-01-12 #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=1776003455 | ||||||
Subdomains
www.readzone.cz |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.svethostingu.cz2026-03-04 → 2026-04-12 · 2 obs
● 2026-04-12 15:14:26
●NSns2.svethostingu.cz2026-03-04 → 2026-04-12 · 2 obs
● 2026-04-12 15:14:26
●NSns3.svethostingu.eu2026-03-04 → 2026-04-12 · 2 obs
● 2026-04-12 15:14:26
●MXmail.svethostingu.cz2026-03-04 → 2026-04-12 · 2 obs
● 2026-04-12 15:14:26
●A83.167.244.1782026-03-04 → 2026-04-12 · 2 obs
● 2026-04-12 15:14:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | c.ns.nic.cz, b.ns.nic.cz, a.ns.nic.cz, d.ns.nic.cz | - |
| readzone.cz | ns1.svethostingu.cz, ns2.svethostingu.cz, ns3.svethostingu.eu | 4 records |
✅ Authoritative Response
Server:165.22.74.103
NS records: ns1.svethostingu.cz, ns2.svethostingu.cz, ns3.svethostingu.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for readzone.cz (unsigned zone)
⏱️ Timing
Total: 876ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 83.167.244.178 |
| NS | 3 | ns3.svethostingu.eu, ns2.svethostingu.cz... |
| MX | 1 | mail.svethostingu.cz (pri: 10) |
| SOA | 1 | ns1.svethostingu.cz dnsmaster.svethostin |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.svethostingu.cz, ns1.svethostingu.cz, ns2.svethostingu.cz...)
Analysis
Hierarchy
readzone.cz is the parent of www.readzone.cz.
IP Addresses
readzone.cz resolves to one IP number: 83.167.244.178.
Other host names, for instance betterlife.cz, kroniqa.cz and vtelce.cz share IP numbers with readzone.cz.
Name Servers
readzone.cz is delegated to three name servers ns1.svethostingu.cz, ns2.svethostingu.cz and ns3.svethostingu.eu.
readzone.cz at least partially shares name servers with other domains, for instance krysaci.cz, airvip.cz, dcmcollagen.cz, l72.cz and bunova.cz.
These name servers are commonly used alongside ns1.svetvps.cz and ns2.svetvps.cz.
Host names with two IP numbers:
ns1.svethostingu.cz points to: 2a01:430:53::8300:171 and 83.167.244.171.
ns2.svethostingu.cz points to: 2a02:a40:20c::98 and 212.158.159.98.
ns3.svethostingu.eu points to: 2a03:b0c0:3:e0::14d:d001 and 165.22.74.103.
Mail Servers
readzone.cz is handled by a single mail server, mail.svethostingu.cz.
readzone.cz shares the same mail server setup as other domains, for instance karikatury.eu, f-system.cz, aladin-shop.cz, jirounek.cz and illa.cz.
readzone.cz shares mail servers with other domains to some extent, for instance bylinka.cz.
mail.svethostingu.cz resolves to two IP numbers: 77.93.218.4 and 212.158.159.120.