janos.cz - robtex.com
janos.cz
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns.kraxnet.com ⚠️ Not in zone NS records | ||||||
| A | 212.24.155.205🇨🇿 QUANTCOM-AS212.24.128.0/19 Dial Telecom, a.s. | ||||||
| NS | ns.kraxnet.cz ⚠️ Not in zone NS records | ||||||
| A | 2001:67c:48::53🇨🇿 KRAXNET-AS2001:67c:48::/48 XNET | ||||||
| A | 178.217.247.2🇨🇿 KRAXNET-AS178.217.240.0/21 KRAXNET s.r.o. | ||||||
| PTR | ns.kraxnet.cz | ||||||
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=1782087436 | ||||||
Same first word
Similar names
DNS History
11 records (2 active, 9 former)
○NSms226.dobruska.cz2016-02-08 → 2017-03-24 · 5 obs
● 2016-02-08 12:09:38
● 2017-03-24 14:04:16
○ 2026-06-13 08:30:20
○ 2026-06-22 01:13:20
○NSmserver.dobruska.cz2015-07-12 → 2015-11-16 · 4 obs
● 2015-11-16 17:09:12
○ 2016-02-08 12:09:38
○ 2026-06-22 01:13:20
○NSns.cdt.cz2015-07-12 → 2015-11-16 · 4 obs
● 2015-11-16 17:09:12
○ 2016-02-08 12:09:38
○ 2026-06-22 01:13:20
●NSns.kraxnet.com2026-06-13 → 2026-06-22 · 3 obs
● 2026-06-13 08:30:20
● 2026-06-22 01:13:20
●NSns.kraxnet.cz2026-06-13 → 2026-06-22 · 3 obs
● 2026-06-13 08:30:20
● 2026-06-22 01:13:20
○NSns1.dobruska.cz2016-02-08 → 2017-03-24 · 5 obs
● 2016-02-08 12:09:38
● 2017-03-24 14:04:16
○ 2026-06-13 08:30:20
○ 2026-06-22 01:13:20
○NSns2.dkm.cz2016-02-08 → 2017-03-24 · 5 obs
● 2016-02-08 12:09:38
● 2017-03-24 14:04:16
○ 2026-06-13 08:30:20
○ 2026-06-22 01:13:20
○MXms226.dobruska.cz2016-02-08 → 2017-03-24 · 5 obs
● 2016-02-08 12:09:38
● 2017-03-24 14:04:16
○ 2026-06-13 08:30:20
○ 2026-06-22 01:13:20
○MXmserver.dobruska.cz2015-07-12 → 2015-11-16 · 4 obs
● 2015-11-16 17:09:12
○ 2016-02-08 12:09:38
○ 2026-06-22 01:13:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| janos.cz | ns.kraxnet.cz, ns.kraxnet.com | 2 records |
✅ Authoritative Response
Server:178.217.247.2
NS records: ns.kraxnet.cz, ns.kraxnet.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
No DNSKEY for janos.cz
⏱️ Timing
Total: 1306ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.kraxnet.cz, ns.kraxnet.cz)
Analysis
Name Servers
Two name servers handle the delegation for janos.cz: ns.kraxnet.com and ns.kraxnet.cz.
janos.cz uses the same name servers as several other domains — among them stromek.cz, tonino.cz, tru.cz and two more.
At least some of janos.cz's name servers are shared with other domains, for example minihry.net and plnehry.net.
These name servers tend to be deployed in combination with the name servers ns.fortion.cz and ns.fortion.net.
Hostnames that resolve to two IP addresses:
ns.kraxnet.cz resolves to two addresses: 178.217.247.2 and 2001:67c:48::53.
Hosts with just one IP address:
The hostname ns.kraxnet.com resolves to 212.24.155.205.