plenum.cz - robtex.com
plenum.cz
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.regzone.cz ⚠️ Not in zone NS records | ||||||
| A | 2a00:19a0:3:71:0:d9c6:710a:1🇨🇿 ZONER-AS2a00:19a0::/32 ZONER-IPV6-NET | ||||||
| PTR | ns1.regzone.cz | ||||||
| A | 217.198.113.10🇨🇿 ZONER-AS217.198.112.0/20 ZONER-NET | ||||||
| PTR | ns1.regzone.cz | ||||||
| NS | ns1.regzone.de ⚠️ Not in zone NS records | ||||||
| A | 2600:3c02::f03c:91ff:fedb:a6e7🇺🇸 AKAMAI-LINODE-AP2600:3c02::/32 Akamai Technologies | ||||||
| PTR | ns1.regzone.de | ||||||
| A | 23.92.29.43🇺🇸 AKAMAI-LINODE-AP23.92.28.0/22 Akamai Technologies | ||||||
| PTR | ns1.regzone.de | ||||||
| NS | ns1.regzone.info ⚠️ Not in zone NS records | ||||||
| A | 2001:1528:147::10🇨🇿 CASABLANCA-AS2001:1528::/32 Casablanca INT v6 network | ||||||
| PTR | ns1.regzone.info | ||||||
| A | 81.0.233.10🇨🇿 CASABLANCA-AS81.0.232.0/21 Casablanca INT | ||||||
| PTR | ns1.regzone.info | ||||||
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=1785622640 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●NSns1.regzone.cz2026-06-13 → 2026-08-01 · 2 obs
● 2026-08-01 22:20:38
●NSns1.regzone.de2026-06-13 → 2026-08-01 · 2 obs
● 2026-08-01 22:20:38
●NSns1.regzone.info2026-06-13 → 2026-08-01 · 2 obs
● 2026-08-01 22:20:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | c.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| plenum.cz | ns1.regzone.cz, ns1.regzone.de, ns1.regzone.info | 2 records |
✅ Authoritative Response
Server:81.0.233.10
NS records: ns1.regzone.cz, ns1.regzone.de, ns1.regzone.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for plenum.cz (unsigned zone)
⏱️ Timing
Total: 1254ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.regzone.cz, ns1.regzone.cz)
Analysis
Name Servers
plenum.cz has three name servers — ns1.regzone.cz, ns1.regzone.de and ns1.regzone.info.
There is at least partial name server overlap between plenum.cz and other domains — komzak.eu, trojanek.net, axb.cz and two more among them.
Each of ns1.regzone.cz, ns1.regzone.de and ns1.regzone.info points to two IP numbers. ns1.regzone.cz points to 217.198.113.10 and 2a00:19a0:3:71:0:d9c6:710a:1. ns1.regzone.de points to 23.92.29.43 and 2600:3c02::f03c:91ff:fedb:a6e7. ns1.regzone.info points to 81.0.233.10 and 2001:1528:147::10.