vrexpert.cz - robtex.com
vrexpert.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2a02:4a8:ac24:129::14:13🇨🇿 ACTIVE24-AS2a02:4a8::/32 CZ-ACTIVE24-NET6 | ||||||
| PTR | uvds707.active24.cz | ||||||
| A | 31.15.14.13🇨🇿 ACTIVE24-AS31.15.8.0/21 CZ-ACTIVE24-NET2 | ||||||
| NS | alfa.ns.active24.cz ⭐ | ||||||
| A | 2a02:4a8:ac24:100::96:2🇨🇿 ACTIVE24-AS2a02:4a8::/32 CZ-ACTIVE24-NET6 | ||||||
| PTR | alfa.ns.active24.cz | ||||||
| A | 81.95.96.2🇨🇿 ACTIVE24-AS81.95.96.0/20 CZ-ACTIVE24-NET1 | ||||||
| PTR | alfa.ns.active24.cz | ||||||
| NS | beta.ns.active24.cz | ||||||
| A | 2a00:4b40:1000:590:185:111:90:94🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32 | ||||||
| PTR | beta.ns.active24.cz | ||||||
| A | 185.111.90.94🇭🇺 WEBSUPPORT-SRO-SK-AS185.111.88.0/22 | ||||||
| PTR | beta.ns.active24.cz | ||||||
| NS | gama.ns.active24.sk | ||||||
| A | 2a00:1968:0:1002:185:71:158:30🇸🇪 LOOPIA32a00:1968::/48 | ||||||
| PTR | gama.ns.active24.sk | ||||||
| A | 185.71.158.30🇸🇪 LOOPIA3185.71.158.0/24 | ||||||
| PTR | gama.ns.active24.sk | ||||||
| SOA | alfa.ns.active24.czhostmaster@active24.cz 2025-10-08 #9 | ||||||
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=1775096237 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSalfa.ns.active24.cz2026-03-24 → 2026-04-02 · 2 obs
● 2026-04-02 02:41:08
●NSbeta.ns.active24.cz2026-03-24 → 2026-04-02 · 2 obs
● 2026-04-02 02:41:08
●NSgama.ns.active24.sk2026-03-24 → 2026-04-02 · 2 obs
● 2026-04-02 02:41:08
●A2a02:4a8:ac24:129::14:132026-03-24 → 2026-04-02 · 2 obs
● 2026-04-02 02:41:08
●A31.15.14.132026-03-24 → 2026-04-02 · 2 obs
● 2026-04-02 02:41:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| vrexpert.cz | alfa.ns.active24.cz, beta.ns.active24.cz, gama.ns.active24.sk | 4 records |
✅ Authoritative Response
Server:81.95.96.2
NS records: alfa.ns.active24.cz, beta.ns.active24.cz, gama.ns.active24.sk
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1359ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.15.14.13 |
| AAAA | 1 | 2a02:4a8:ac24:129::14:13 |
| NS | 3 | alfa.ns.active24.cz, beta.ns.active24.cz... |
| SOA | 1 | alfa.ns.active24.cz hostmaster.active24. |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (alfa.ns.active24.cz, alfa.ns.active24.cz, beta.ns.active24.cz...)
Analysis
IP Addresses
vrexpert.cz has two IP numbers: 2a02:4a8:ac24:129::14:13 and 31.15.14.13.
Other host names including developerske-projekty.cz, uvds707.active24.cz, (0x736578)oo.cz and autosklo.net share IP numbers with vrexpert.cz.
Name Servers
vrexpert.cz is delegated to three name servers: alfa.ns.active24.cz, beta.ns.active24.cz and gama.ns.active24.sk.
vrexpert.cz at least partially shares name servers with other domains, including alpenheat.sk, uklidove-sluzby.org, corcon.eu, regiojet.dk and ponas.cz.
These name servers are often used with ns.dns4.cz and ns.globe.cz.
Host names with two IP numbers:
alfa.ns.active24.cz: 2a02:4a8:ac24:100::96:2 and 81.95.96.2
beta.ns.active24.cz: 2a00:4b40:1000:590:185:111:90:94 and 185.111.90.94
gama.ns.active24.sk: 2a00:1968:0:1002:185:71:158:30 and 185.71.158.30