redhat.jetcom.cz - robtex.com
redhat.jetcom.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 80.82.154.4🇨🇿 COPROSYS80.82.144.0/20 NETRON | ||||||
| PTR | redhat.jetcom.cz | ||||||
| TXT | google-site-verification=txbWDyd1pUufiYmXCtGQelAfWQg1GlCOoI-WcxHsvC0 | ||||||
jetcom.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 80.82.154.4🇨🇿 COPROSYS80.82.144.0/20 NETRON | ||||||
| NS | ns1.websupport.cz ⭐ ⚠️ Not in zone NS records | ||||||
| NS | ns1.websupport.sk ⚠️ Not in parent delegation | ||||||
| NS | ns2.websupport.cz ⚠️ Not in zone NS records | ||||||
| NS | ns2.websupport.sk ⚠️ Not in parent delegation | ||||||
| NS | ns3.websupport.eu ⚠️ Not in zone NS records | ||||||
| NS | ns3.websupport.sk ⚠️ Not in parent delegation | ||||||
| MX | redhat.jetcom.cz ⭐ | ||||||
| TXT | v=spf1 ip4:80.82.154.0/28 include:_spf.google.com ~all | ||||||
| TXT | google-site-verification=txbWDyd1pUufiYmXCtGQelAfWQg1GlCOoI-WcxHsvC0 | ||||||
| SOA | ns1.websupport.czadmin@websupport.cz serial=1762499530 | ||||||
PTR for
NS for
Previously NS for
MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
●A80.82.154.42015-11-17 → 2026-05-13 · 3 obs
○ 2015-07-20 14:30:42
● 2015-11-17 13:26:58
● 2026-05-13 18:31:44
● 2015-11-17 13:26:58
● 2026-05-13 18:31:44
○A89.203.208.42015-07-20 → 2015-07-20 · 3 obs
● 2015-07-20 14:30:42
○ 2015-11-17 13:26:58
○ 2026-05-13 18:31:44
○ 2015-11-17 13:26:58
○ 2026-05-13 18:31:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| jetcom.cz | ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu | - |
✅ Authoritative Response
Server:45.10.97.13
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: 1137ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.82.154.4 |
| TXT | 1 | google-site-verification=txbWDyd1pUufiYm |
Analysis
Name Server Role
redhat.jetcom.cz serves as the name server for 155.82.80.in-addr.arpa, jetbox.cz, jetprocom.cz and 154.82.80.in-addr.arpa.
Together with redhat.jetcom.cz, ns.jetcom.cz is commonly used as a name server.
Mail Server Role
redhat.jetcom.cz serves as the mail server for jetbox.cz, jetcom.cz and jetprocom.cz.
IP Addresses
redhat.jetcom.cz resolves to one IP number: 80.82.154.4.
Other host names, for instance elha.cz, mail.elha.cz and jetcom.cz share IP numbers with redhat.jetcom.cz.