kastanova.cz - robtex.com
kastanova.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=1774783039 | ||||||
Subdomains
www.kastanova.cz |
Same first word
kastanova.cz |
DNS History
10 records (5 active, 5 former)
●NSalfa.ns.active24.cz2015-07-22 → 2026-03-29 · 2 obs
● 2026-03-29 11:41:02
●NSbeta.ns.active24.cz2015-07-22 → 2026-03-29 · 2 obs
● 2026-03-29 11:41:02
●NSgama.ns.active24.sk2015-07-22 → 2026-03-29 · 2 obs
● 2026-03-29 11:41:02
○MXin.smtp.cz2015-07-22 → 2016-02-22 · 4 obs
● 2016-02-22 23:30:20
○ 2017-02-18 15:00:34
○ 2026-03-29 11:41:02
●MXkastanova-cz.mail.protection.outlook.com2026-03-27 → 2026-03-29 · 3 obs
● 2026-03-27 04:49:38
● 2026-03-29 11:41:02
○MXmx.smtp.cz2015-07-22 → 2016-02-22 · 4 obs
● 2016-02-22 23:30:20
○ 2017-02-18 15:00:34
○ 2026-03-29 11:41:02
○MXmx1.active24.com2017-02-18 → 2017-02-18 · 4 obs
● 2017-02-18 15:00:34
○ 2026-03-27 04:49:38
○ 2026-03-29 11:41:02
○MXmx2.active24.com2017-02-18 → 2017-02-18 · 4 obs
● 2017-02-18 15:00:34
○ 2026-03-27 04:49:38
○ 2026-03-29 11:41:02
○A31.15.10.22015-07-22 → 2017-02-18 · 4 obs
● 2017-02-18 15:00:34
○ 2026-03-27 04:49:38
○ 2026-03-29 11:41:02
●A31.15.12.2052026-03-27 → 2026-03-29 · 3 obs
● 2026-03-27 04:49:38
● 2026-03-29 11:41:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| kastanova.cz | beta.ns.active24.cz, alfa.ns.active24.cz, gama.ns.active24.sk | 4 records |
✅ Authoritative Response
Server:185.71.158.30
NS records: beta.ns.active24.cz, alfa.ns.active24.cz, gama.ns.active24.sk
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 3190ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.15.12.205 |
| NS | 3 | alfa.ns.active24.cz, beta.ns.active24.cz... |
| MX | 1 | kastanova-cz.mail.protection.outlook.com |
| TXT | 5 | MS=ms44070887, v=msv1 t=c3f00742d8ad4d960e2c3064eaa8c8... |
| SOA | 1 | alfa.ns.active24.cz hostmaster.active24. |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (beta.ns.active24.cz, alfa.ns.active24.cz, beta.ns.active24.cz...)
Analysis
Hierarchy
kastanova.cz is the parent of www.kastanova.cz.
IP Addresses
kastanova.cz resolves to one IP number: 31.15.12.205.
other host names including www.krizikova.cz, uvds393.active24.cz, keraservis.eu, keraservis.com and bisazza.cz share IP numbers with kastanova.cz.
Name Servers
kastanova.cz is delegated to three name servers alfa.ns.active24.cz, beta.ns.active24.cz and gama.ns.active24.sk.
kastanova.cz at least partially shares name servers with other domains, for instance tesina.info, fsf.cz, masterjump.pl, fsg.cz and simsapoprad.sk.
These name servers are commonly used alongside ns.dns4.cz and ns.servery.cz.
Host names with two IP numbers:
alfa.ns.active24.cz points to: 2a02:4a8:ac24:100::96:2 and 81.95.96.2.
beta.ns.active24.cz points to: 2a00:4b40:1000:590:185:111:90:94 and 185.111.90.94.
gama.ns.active24.sk points to: 2a00:1968:0:1002:185:71:158:30 and 185.71.158.30.
Mail Servers
kastanova.cz is handled by a single mail server, kastanova-cz.mail.protection.outlook.com.
Host kastanova-cz.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::6, 2a01:111:f403:ca04::a, 2a01:111:f403:ca09::4, 2a01:111:f403:ca09::8, 52.101.68.12, 52.101.68.18, 52.101.68.21 and 52.101.68.39.