jxb.cz - robtex.com
jxb.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=1776989836 | ||||||
Same first word
Similar names
DNS History
13 records (5 active, 8 former)
○NSalfa.ns.active24.cz2015-08-23 → 2021-01-27 · 4 obs
● 2021-01-27 20:35:30
○ 2026-03-26 01:22:28
○ 2026-04-24 00:52:32
○NSbeta.ns.active24.cz2015-08-23 → 2021-01-27 · 4 obs
● 2021-01-27 20:35:30
○ 2026-03-26 01:22:28
○ 2026-04-24 00:52:32
○NSgama.ns.active24.sk2015-08-23 → 2021-01-27 · 4 obs
● 2021-01-27 20:35:30
○ 2026-03-26 01:22:28
○ 2026-04-24 00:52:32
●NSns1.websupport.cz2026-03-26 → 2026-04-24 · 3 obs
● 2026-03-26 01:22:28
● 2026-04-24 00:52:32
●NSns2.websupport.cz2026-03-26 → 2026-04-24 · 3 obs
● 2026-03-26 01:22:28
● 2026-04-24 00:52:32
●NSns3.websupport.eu2026-03-26 → 2026-04-24 · 3 obs
● 2026-03-26 01:22:28
● 2026-04-24 00:52:32
○MXin.smtp.cz2016-01-28 → 2016-10-05 · 5 obs
● 2016-01-28 16:40:26
● 2016-10-05 18:48:48
○ 2021-01-27 20:35:30
○ 2026-04-24 00:52:32
●MXjxb-cz.mail.protection.outlook.com2021-01-27 → 2026-04-24 · 3 obs
● 2021-01-27 20:35:30
● 2026-04-24 00:52:32
○MXmail-antispam.jxb.cz2015-08-23 → 2015-10-31 · 4 obs
● 2015-10-31 20:50:38
○ 2016-01-28 16:40:26
○ 2026-04-24 00:52:32
○MXmail.jxb.cz2015-08-23 → 2015-10-31 · 4 obs
● 2015-10-31 20:50:38
○ 2016-01-28 16:40:26
○ 2026-04-24 00:52:32
○MXmx.smtp.cz2016-01-28 → 2016-10-05 · 5 obs
● 2016-01-28 16:40:26
● 2016-10-05 18:48:48
○ 2021-01-27 20:35:30
○ 2026-04-24 00:52:32
●A81.95.98.1642016-01-28 → 2026-04-24 · 3 obs
● 2016-01-28 16:40:26
● 2026-04-24 00:52:32
○A88.208.118.1002015-08-23 → 2015-10-31 · 4 obs
● 2015-10-31 20:50:38
○ 2016-01-28 16:40:26
○ 2026-04-24 00:52:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz | - |
| jxb.cz | ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu | - |
✅ Authoritative Response
Server:45.10.97.11
NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1331ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.95.98.164 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 1 | jxb-cz.mail.protection.outlook.com (pri: |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
IP Addresses
jxb.cz resolves to one IP number: 81.95.98.164.
other host names including purityservice.sk, www.osadaskot.cz, mednakrava.cz, www.purityservice.sk and mediwall.eu share IP numbers with jxb.cz.
Name Servers
jxb.cz is delegated to three name servers ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
jxb.cz at least partially shares name servers with other domains, for instance cp-it.com, auralloyd.com, sosthe.sk, radekh.cz and architekt.cz.
These name servers are commonly used with ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk.
Host names with two IP numbers:
ns1.websupport.cz points to: 2a10:bbc0::11 and 45.10.97.11.
ns2.websupport.cz points to: 2a02:250:3::12 and 185.71.159.12.
ns3.websupport.eu points to: 2a10:bbc0::13 and 45.10.97.13.
Mail Servers
jxb.cz is handled by a single mail server, jxb-cz.mail.protection.outlook.com.
Host jxb-cz.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::, 2a01:111:f403:ca04::c, 2a01:111:f403:ca04::10, 2a01:111:f403:ca09::c, 52.101.68.5, 52.101.68.12, 52.101.73.19 and 52.101.73.22.