vutjunior.cz - robtex.com
vutjunior.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 147.229.2.90🇨🇿 VUTBR-AS147.229.0.0/17 VUTBR-NET1 | ||||||
| PTR | piranha.ro.vutbr.cz | ||||||
| NS | rhino.cis.vutbr.cz ⭐ | ||||||
| A | 2001:67c:1220:e000::93e5:30a🇨🇿 VUTBR-AS2001:67c:1220::/46 VUTBR6-NET | ||||||
| PTR | rhino.cis.vutbr.cz | ||||||
| A | 147.229.3.10🇨🇿 VUTBR-AS147.229.0.0/17 VUTBR-NET1 | ||||||
| PTR | rhino.cis.vutbr.cz | ||||||
| NS | pipit.cis.vutbr.cz | ||||||
| A | 2a01:430:120::4d5d:db6e🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ | ||||||
| PTR | pipit.cis.vutbr.cz | ||||||
| A | 77.93.219.110🇨🇿 MASTER-AS77.93.192.0/19 MASTER-NET-4 | ||||||
| PTR | pipit.cis.vutbr.cz | ||||||
| MX | mailgw1.ro.vutbr.cz ⭐ | ||||||
| A | 147.229.1.78🇨🇿 VUTBR-AS147.229.0.0/17 VUTBR-NET1 | ||||||
| PTR | mailgw1.ro.vutbr.cz | ||||||
| TXT | v=spf1 mx ip4:147.229.0.0/16 ip6:2001:67c:1220::/48 -all | ||||||
| SOA | rhino.cis.vutbr.czhostmaster@vutbr.cz 2023-12-12 #0 | ||||||
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=1778392033 | ||||||
Same first word
vutjunior.cz |
DNS History
4 records (4 active, 0 former)
●NSpipit.cis.vutbr.cz2026-03-19 → 2026-05-10 · 2 obs
● 2026-05-10 06:29:46
●NSrhino.cis.vutbr.cz2026-03-19 → 2026-05-10 · 2 obs
● 2026-05-10 06:29:46
●MXmailgw1.ro.vutbr.cz2026-03-19 → 2026-05-10 · 2 obs
● 2026-05-10 06:29:46
●A147.229.2.902026-03-19 → 2026-05-10 · 2 obs
● 2026-05-10 06:29:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| vutjunior.cz | pipit.cis.vutbr.cz, rhino.cis.vutbr.cz | 4 records |
✅ Authoritative Response
Server:147.229.3.10
NS records: pipit.cis.vutbr.cz, rhino.cis.vutbr.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for vutjunior.cz (unsigned zone)
⏱️ Timing
Total: 845ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 147.229.2.90 |
| NS | 2 | rhino.cis.vutbr.cz, pipit.cis.vutbr.cz |
| MX | 1 | mailgw1.ro.vutbr.cz (pri: 5) |
| TXT | 1 | v=spf1 mx ip4:147.229.0.0/16 ip6:2001:67 |
| SOA | 1 | rhino.cis.vutbr.cz hostmaster.vutbr.cz |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (pipit.cis.vutbr.cz, pipit.cis.vutbr.cz, rhino.cis.vutbr.cz...)
Analysis
IP Addresses
vutjunior.cz points to a single IP number: 147.229.2.90.
other host names for instance piranha.ro.vutbr.cz, vutium.vutbr.cz, vut.cz, but.cz and www.fch.vutbr.cz share IP numbers with vutjunior.cz.
Name Servers
vutjunior.cz is delegated to two name servers: pipit.cis.vutbr.cz and rhino.cis.vutbr.cz.
vutjunior.cz shares the same name server setup as other domains, for example vutalumni.cz, net.vutbr.cz, br-ix.cz, 0.0.0.e.0.2.2.1.c.7.6.0.1.0.0.2.ip6.arpa and spolupracesvut.cz.
vutjunior.cz at least partially shares name servers with other domains, for instance jmskoly.cz, 108.62.185.in-addr.arpa, 1.229.147.in-addr.arpa, 210.229.147.in-addr.arpa and fce.vutbr.cz.
These name servers are often used together with the name servers swordfish.ro.vutbr.cz, gate.feec.vutbr.cz, kazi.fit.vutbr.cz, golem.kn.vutbr.cz, titan.kn.vutbr.cz, kos.feec.vutbr.cz, gandalf.fme.vutbr.cz, guta.fit.vutbr.cz, rhino.vutbr.net and dns3.fce.vutbr.cz.
Host names with two IP numbers:
pipit.cis.vutbr.cz points to 2a01:430:120::4d5d:db6e and 77.93.219.110
rhino.cis.vutbr.cz points to 2001:67c:1220:e000::93e5:30a and 147.229.3.10
Mail Servers
vutjunior.cz is handled by a single mail server, mailgw1.ro.vutbr.cz.
vutjunior.cz shares the same mail server setup as other domains, for instance vutvbrne.cz, ro.vut.cz, zvut.cz, vutbr.cz and lli.vutbr.cz.
Host name mailgw1.ro.vutbr.cz points to IP address 147.229.1.78.