vsaps.cz - robtex.com
vsaps.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=1778388435 | ||||||
Subdomains
student.vsaps.cz |
Same first word
Similar names
DNS History
10 records (7 active, 3 former)
●NSns1-03.azure-dns.com2026-04-03 → 2026-05-10 · 3 obs
● 2026-04-03 19:22:42
● 2026-05-10 05:26:40
○NSns1.ignum.com2015-07-06 → 2017-04-06 · 4 obs
● 2017-04-06 09:52:58
○ 2026-04-03 19:22:42
○ 2026-05-10 05:26:40
●NSns2-03.azure-dns.net2026-04-03 → 2026-05-10 · 3 obs
● 2026-04-03 19:22:42
● 2026-05-10 05:26:40
○NSns2.ignum.cz2015-07-06 → 2017-04-06 · 4 obs
● 2017-04-06 09:52:58
○ 2026-04-03 19:22:42
○ 2026-05-10 05:26:40
●NSns3-03.azure-dns.org2026-04-03 → 2026-05-10 · 3 obs
● 2026-04-03 19:22:42
● 2026-05-10 05:26:40
●NSns4-03.azure-dns.info2026-04-03 → 2026-05-10 · 3 obs
● 2026-04-03 19:22:42
● 2026-05-10 05:26:40
●MXvsaps-cz.mail.protection.outlook.com2026-04-03 → 2026-05-10 · 3 obs
● 2026-04-03 19:22:42
● 2026-05-10 05:26:40
●A62.109.150.2532026-04-03 → 2026-05-10 · 3 obs
● 2026-04-03 19:22:42
● 2026-05-10 05:26:40
○A89.185.224.22015-07-06 → 2017-04-06 · 4 obs
● 2017-04-06 09:52:58
○ 2026-04-03 19:22:42
○ 2026-05-10 05:26:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| vsaps.cz | ns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org, ns4-03.azure-dns.info | - |
✅ Authoritative Response
Server:150.171.21.3
NS records: ns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org, ns4-03.azure-dns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for vsaps.cz (unsigned zone)
⏱️ Timing
Total: 873ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 62.109.150.253 |
| NS | 4 | ns1-03.azure-dns.com, ns2-03.azure-dns.net... |
| MX | 2 | vsaps-cz.mail.protection.outlook.com (pr, mail4.omnio.cz (pri: 20) |
| TXT | 2 | v=spf1 include:spf.protection.outlook.co, google-site-verification=b3yfWbgAT-BRX2Z |
| SOA | 1 | ns1-03.azure-dns.com hostmaster.icnet.cz |
Analysis
Hierarchy
vsaps.cz is a parent of student.vsaps.cz.
IP Addresses
vsaps.cz points to a single IP address: 62.109.150.253.
Other host names such as 8b.cz, free(0x787878).cz, olsinky.cz, xz.8b.cz and grkh.cz share IP numbers with vsaps.cz.
Name Servers
vsaps.cz is delegated to four name servers: ns1-03.azure-dns.com, ns4-03.azure-dns.info, ns2-03.azure-dns.net and ns3-03.azure-dns.org.
At least part of the name servers for vsaps.cz are shared with other domains, for instance microsoft-biztalk.com, cin-ce.org.br, s-watch.com, 173.166.175.212.in-addr.arpa and ausncp.gov.au.
Host names with two IP numbers:
ns1-03.azure-dns.com points to: 2603:1061:0:700::3 and 13.107.236.3
ns4-03.azure-dns.info points to: 2620:1ec:bda:700::3 and 208.84.5.3
ns2-03.azure-dns.net points to: 2620:1ec:8ec:700::3 and 150.171.21.3
ns3-03.azure-dns.org points to: 2a01:111:4000:700::3 and 204.14.183.3
Mail Servers
vsaps.cz is handled by two mail servers: mail4.omnio.cz and vsaps-cz.mail.protection.outlook.com.
vsaps.cz shares at least some mail servers with other domains, for example ucedru.cz, autoinzat.cz, udg.cz, unitea.cz and h3m.cz.
these mail servers are often used together with charon.adminit.cz and ostravar-cz.mail.protection.outlook.com.
Host names with eight IPs:
vsaps-cz.mail.protection.outlook.com points to: 2a01:111:f403:ca09::2, 2a01:111:f403:ca09::4, 2a01:111:f403:ca09::8, 2a01:111:f403:ca09::f, 52.101.73.4, 52.101.73.6, 52.101.73.16 and 52.101.73.24.
Host names with a single IP:
mail4.omnio.cz points to: 62.168.61.83.