problemsolver.cz - dns.ninja
problemsolver.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2a00:19a0:3:74:0:d9c6:74bc:1🇨🇿 ZONER-AS2a00:19a0::/32 ZONER-IPV6-NET | ||||||
| PTR | miniweb2vps.zarea.net | ||||||
| A | 217.198.116.188🇨🇿 ZONER-AS217.198.112.0/20 ZONER-NET | ||||||
| NS | ns1.regzone.cz ⭐ | ||||||
| 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 | ||||||
| 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 | ||||||
| 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 | ||||||
| SOA | ns1.regzone.czadministrator@czechia.cz 2026-06-22 #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=1785014242 | ||||||
Same first word
problemsolver.cz |
problemsolver.solutions |
problemsolver.online |
problemsolver.pro |
problemsolver.biz |
problemsolver.store |
problemsolver.de |
problemsolver.us |
problemsolver.rocks |
DNS History
5 records (5 active, 0 former)
●NSns1.regzone.cz2015-08-07 → 2026-07-25 · 2 obs
● 2026-07-25 21:49:00
●NSns1.regzone.de2015-08-07 → 2026-07-25 · 2 obs
● 2026-07-25 21:49:00
●NSns1.regzone.info2015-08-07 → 2026-07-25 · 2 obs
● 2026-07-25 21:49:00
●A217.198.116.1882015-08-07 → 2026-07-25 · 4 obs
● 2026-06-15 14:36:56
○ 2026-06-19 05:17:54
● 2026-07-25 21:49:00
●A2a00:19a0:3:74:0:d9c6:74bc:12026-03-27 → 2026-07-25 · 5 obs
● 2026-03-27 09:29:26
● 2026-06-15 14:36:56
○ 2026-06-19 05:17:54
● 2026-07-25 21:49:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | b.ns.nic.cz, a.ns.nic.cz, d.ns.nic.cz, c.ns.nic.cz | - |
| problemsolver.cz | ns1.regzone.cz, ns1.regzone.de, ns1.regzone.info | 2 records |
✅ Authoritative Response
Server:217.198.113.10
NS records: ns1.regzone.cz, ns1.regzone.de, ns1.regzone.info
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1154ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.198.116.188 |
| AAAA | 1 | 2a00:19a0:3:74:0:d9c6:74bc:1 |
| NS | 3 | ns1.regzone.cz, ns1.regzone.de... |
| SOA | 1 | ns1.regzone.cz administrator.czechia.cz |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.regzone.cz, ns1.regzone.cz)
Analysis
IP Addresses
problemsolver.cz directs to two IP numbers, 217.198.116.188 and 2a00:19a0:3:74:0:d9c6:74bc:1
Among the host names that share IP numbers with problemsolver.cz are gelmatic.sk, minimo.cz, ipolitika.cz and two others.
Name Servers
problemsolver.cz carries NS records delegating to ns1.regzone.cz, ns1.regzone.de and ns1.regzone.info.
problemsolver.cz partially shares its NS delegation with several other domains, including praha1.cz, tvarmetal.cz, svratouch.cz and two others.
ns1.regzone.cz, ns1.regzone.de and ns1.regzone.info are three hostnames that each resolve to a pair of IP addresses: ns1.regzone.cz to 217.198.113.10 and 2a00:19a0:3:71:0:d9c6:710a:1, ns1.regzone.de to 23.92.29.43 and 2600:3c02::f03c:91ff:fedb:a6e7, and ns1.regzone.info to 81.0.233.10 and 2001:1528:147::10.