alis.cz - robtex.com
alis.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=1771291036 | ||||||
Subdomains
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●MXalis-cz.mail.protection.outlook.com2026-03-03 → 2026-03-21 · 3 obs
● 2026-03-03 05:47:54
● 2026-03-21 07:40:16
○MXmail.alis.cz2015-08-18 → 2021-01-03 · 4 obs
● 2021-01-03 21:08:58
○ 2026-03-03 05:47:54
○ 2026-03-21 07:40:16
○MXmail2.alis.cz2015-08-18 → 2021-01-03 · 7 obs
● 2016-01-29 21:02:08
○ 2016-04-18 13:45:32
● 2016-12-03 01:58:08
● 2021-01-03 21:08:58
○ 2026-03-03 05:47:54
○ 2026-03-21 07:40:16
○MXmail3.alis.cz2021-01-03 → 2021-01-03 · 4 obs
● 2021-01-03 21:08:58
○ 2026-03-03 05:47:54
○ 2026-03-21 07:40:16
●A217.198.127.1282026-03-03 → 2026-03-21 · 3 obs
● 2026-03-03 05:47:54
● 2026-03-21 07:40:16
○A46.28.105.832015-08-18 → 2021-01-03 · 4 obs
● 2021-01-03 21:08:58
○ 2026-03-03 05:47:54
○ 2026-03-21 07:40:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | c.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| alis.cz | ns.web4u.cz, ns2.web4u.cz | 4 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: 3888ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.198.127.128 |
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 1 | alis-cz.mail.protection.outlook.com (pri |
| TXT | 6 | MS=ms59131006, v=spf1 include:spf.protection.outlook.co... |
| SOA | 1 | ns.web4u.cz admin.web4u.cz |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.web4u.cz, ns.web4u.cz, ns2.web4u.cz...)
Analysis
Hierarchy
alis.cz is the parent of extnas.alis.cz, keo4.alis.cz, mail2.alis.cz, neo.alis.cz, mail.alis.cz and a few other host names.
IP Addresses
alis.cz points to IP number 217.198.127.128.
For instance, other host names autobase.cz, www.bakofgroup.cz, csac.cz, bootiq.io and www.bootiq.io share IP numbers with alis.cz.
Name Servers
alis.cz is delegated to two name servers: ns2.web4u.cz and ns.web4u.cz.
alis.cz uses the same name server setup as other domains such as fuelcardsolution.com, vaclavfikar.cz, jvstrading.com, gmedica.cz and zetprint.cz.
Host names with two IP numbers:
ns2.web4u.cz points to 2a02:a40:100:28ff::12 and 85.207.53.12; ns.web4u.cz points to 2001:1568:fd::241 and 185.14.224.241.
Mail Servers
alis.cz is handled by a single mail server, alis-cz.mail.protection.outlook.com.
Host name alis-cz.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::a, 2a01:111:f403:ca09::1, 2a01:111:f403:ca09::8, 2a01:111:f403:ca09::b, 52.101.68.16, 52.101.68.21, 52.101.73.6 and 52.101.73.19.