jumar.cz - robtex.com

jumar.cz

cz

DNSSEC🔒 Signed (DS record present)
NSa.ns.nic.cz
NSb.ns.nic.cz
NSc.ns.nic.cz
NSd.ns.nic.cz
SOAa.ns.nic.czhostmaster@nic.cz serial=1784607444

Subdomains

Same first word

Similar names

DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026NSns.web4u.czns2.web4u.czMXjumar-cz.mail.protection.outlook.comA151.101.2.15981.91.86.11
NSns.web4u.cz2015-06-02 → 2026-07-21 · 2 obs
● 2015-06-02 16:58:08
● 2026-07-21 04:53:22
NSns2.web4u.cz2015-06-02 → 2026-07-21 · 2 obs
● 2015-06-02 16:58:08
● 2026-07-21 04:53:22
MXjumar-cz.mail.protection.outlook.com2015-06-02 → 2026-07-21 · 2 obs
● 2015-06-02 16:58:08
● 2026-07-21 04:53:22
A151.101.2.1592026-06-26 → 2026-07-21 · 3 obs
○ 2016-12-03 10:59:22
● 2026-06-26 23:47:18
● 2026-07-21 04:53:22
A81.91.86.112015-06-02 → 2016-12-03 · 4 obs
● 2015-06-02 16:58:08
● 2016-12-03 10:59:22
○ 2026-06-26 23:47:18
○ 2026-07-21 04:53:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz-
jumar.czns.web4u.cz, ns2.web4u.cz4 records

✅ Authoritative Response

Server:185.14.224.241

NS records: ns.web4u.cz, ns2.web4u.cz

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1062ms | Queries: -

📄 Records

TypeCountSample Data
A1151.101.2.159
NS2ns.web4u.cz, ns2.web4u.cz
MX1jumar-cz.mail.protection.outlook.com (pr
TXT2MS=ms48008976, v=spf1 include:spf.protection.outlook.co
SOA1ns.web4u.cz admin.web4u.cz

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns.web4u.cz, ns.web4u.cz, ns2.web4u.cz...)

Analysis

Hierarchy

jumar.cz is the parent zone for www.jumar.cz.

IP Addresses

jumar.cz has exactly one IP address — 151.101.2.159.

abi-rehab.co.nz, sarinenergy.com, downinggayle.com plus two other host names have IP numbers in common with jumar.cz.

Name Servers

jumar.cz uses two name servers for its delegation: ns2.web4u.cz and ns.web4u.cz.

The name server configuration of jumar.cz is shared with other domains, for instance sunshine.cz, holek.cz, lcpservice.com and two others.

The two host names ns2.web4u.cz and ns.web4u.cz each have a pair of IP addresses: ns2.web4u.cz has 85.207.53.12 and 2a02:a40:100:28ff::12, and ns.web4u.cz has 185.14.224.241 and 2001:1568:fd::241.

Mail Servers

jumar.cz uses one mail server — jumar-cz.mail.protection.outlook.com.

jumar-cz.mail.protection.outlook.com has 8 IP addresses: 52.101.68.3, 52.101.68.10, 52.101.68.21 plus 5 more.