linuxbox.cz - dns.ninja
linuxbox.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=1786690042 | ||||||
Subdomains
Same first word
Similar names
DNS History
11 records (8 active, 3 former)
○NSns1.lbox.cz2015-08-17 → 2018-01-14 · 4 obs
● 2018-01-14 00:31:12
○ 2026-02-28 05:10:48
○ 2026-08-14 06:51:14
●NSns2.lbox.cz2026-02-28 → 2026-08-14 · 3 obs
● 2026-02-28 05:10:48
● 2026-08-14 06:51:14
●MXbck.lbox.cz2026-02-28 → 2026-08-14 · 3 obs
● 2026-02-28 05:10:48
● 2026-08-14 06:51:14
●MXmail.linuxbox.cz2026-02-28 → 2026-08-14 · 3 obs
● 2026-02-28 05:10:48
● 2026-08-14 06:51:14
○MXns1.lbox.cz2015-08-17 → 2018-01-14 · 4 obs
● 2018-01-14 00:31:12
○ 2026-02-28 05:10:48
○ 2026-08-14 06:51:14
●MXproxybox.linuxbox.cz2015-08-17 → 2026-08-14 · 2 obs
● 2026-08-14 06:51:14
●A193.165.160.1702018-01-14 → 2026-08-14 · 3 obs
● 2018-01-14 00:31:12
● 2026-08-14 06:51:14
●A2a00:ca8:8000:d::1702018-01-14 → 2026-08-14 · 3 obs
● 2018-01-14 00:31:12
● 2026-08-14 06:51:14
○A62.245.111.1312015-08-17 → 2016-12-24 · 4 obs
● 2016-12-24 13:44:52
○ 2018-01-14 00:31:12
○ 2026-08-14 06:51:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| linuxbox.cz | ns.lbox.cz, ns2.lbox.cz | 4 records |
✅ Authoritative Response
Server:193.165.160.170
NS records: ns.lbox.cz, ns2.lbox.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for linuxbox.cz (unsigned zone)
⏱️ Timing
Total: 786ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 193.165.160.170 |
| AAAA | 1 | 2a00:ca8:8000:d::170 |
| NS | 2 | ns2.lbox.cz, ns.lbox.cz |
| MX | 4 | mail.linuxbox.cz (pri: 5), proxybox.linuxbox.cz (pri: 20)... |
| TXT | 2 | MS=ms83598524, v=spf1 ip4:62.245.111.132/26 ip4:62.245. |
| SOA | 1 | ns.lbox.cz hostmaster.lbox.cz |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns.lbox.cz, ns.lbox.cz, ns2.lbox.cz...)
Analysis
Hierarchy
mail.linuxbox.cz and proxybox.linuxbox.cz each fall under linuxbox.cz as their parent domain.
IP Addresses
linuxbox.cz has two IP addresses: 193.165.160.170 and 2a00:ca8:8000:d::170
Two other host names, along with autisticke-dite.cz, ns.lbox.cz and pavlinek.mobi, also share IP numbers with linuxbox.cz.
Name Servers
linuxbox.cz is delegated to two name servers: ns2.lbox.cz and ns.lbox.cz.
linuxbox.cz shares its NS records with other domains, for example ronax.cz, pv-recykling.com, devicesattendant.com and two others.
At least some of linuxbox.cz's name servers are shared with other domains, for example radioweb.sk, abradio.cz, limemedia.cz and two more.
These name servers tend to be deployed in combination with the name servers ns1.radia.cz and ns1.lbox.cz.
ns2.lbox.cz and ns.lbox.cz each resolve to two IP addresses: ns2.lbox.cz points to 31.30.7.150 and 2a00:11b0:f800:2::205, while ns.lbox.cz points to 193.165.160.170 and 2a00:ca8:8000:d::170.
Mail Servers
Mail for linuxbox.cz is handled by four mail servers: bck.lbox.cz, gwu.lbox.cz, mail.linuxbox.cz and proxybox.linuxbox.cz.
linuxbox.cz overlaps on mail servers with certain other domains, linuxbox.sk among them.
Host names that have two IP addresses:
mail.linuxbox.cz points to 62.245.111.132 and 2a02:8304:2:66::3.
proxybox.linuxbox.cz points to 62.245.111.132 and 2a02:8304:2:66::2.
Host names that point to one IP address:
bck.lbox.cz points to 193.165.144.186.
gwu.lbox.cz points to 62.245.111.132.
Each of mail.linuxbox.cz, proxybox.linuxbox.cz and gwu.lbox.cz resolves to 62.245.111.132.