github.cz - robtex.com
github.cz
| DNSSEC | ๐ Signed (DS record present) | ||||||
| NS | ns.kraxnet.cz โญ | ||||||
| A | 2001:67c:48::53๐จ๐ฟ KRAXNET-AS2001:67c:48::/48 XNET | ||||||
| A | 178.217.247.2๐จ๐ฟ KRAXNET-AS178.217.240.0/21 KRAXNET s.r.o. | ||||||
| PTR | ns.kraxnet.cz | ||||||
| NS | ns.kraxnet.com | ||||||
| A | 212.24.155.205๐จ๐ฟ QUANTCOM-AS212.24.128.0/19 Dial Telecom, a.s. | ||||||
| SOA | ns.kraxnet.czadmin@kraxnet.cz 2026-04-19 #1 | ||||||
cz
| DNSSEC | ๐ Signed (DS record present) | ||||||
| NS | a.ns.nic.cz โญ | ||||||
| NS | b.ns.nic.cz | ||||||
| NS | c.ns.nic.cz | ||||||
| NS | d.ns.nic.cz | ||||||
| SOA | a.ns.nic.czhostmaster@nic.cz serial=1776964633 | ||||||
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
โNSns.kraxnet.com2015-08-20 โ 2026-04-23 ยท 2 obs
โ 2026-04-23 17:25:36
โNSns.kraxnet.cz2015-08-20 โ 2026-04-23 ยท 2 obs
โ 2026-04-23 17:25:36
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| github.cz | ns.kraxnet.cz, ns.kraxnet.com | 2 records |
โ Authoritative Response
Server:212.24.155.205
NS records: ns.kraxnet.cz, ns.kraxnet.com
๐ DNSSEC Status
๐ Secure (DNSSEC validated)
Chain of trust verified from root to domain
โฑ๏ธ Timing
Total: 1461ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns.kraxnet.cz, ns.kraxnet.com |
| SOA | 1 | ns.kraxnet.cz admin.kraxnet.cz |
๐ Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.kraxnet.cz, ns.kraxnet.cz)
Analysis
Name Servers
Two name servers ns.kraxnet.com and ns.kraxnet.cz handle delegation for github.cz.
github.cz uses the same name server setup as other domains, for example namytine.cz, futaba.cz, chemiterm.cz, mol-logistics.cz and boehmova.at.
github.cz partially shares name servers with other domains, such as zubni.net and onlinefaktury.net.
These name servers are often used with the name servers ns.fortion.cz and ns.fortion.net.
Host names with two IP numbers:
The host name ns.kraxnet.cz points to 2001:67c:48::53 and 178.217.247.2.
Host names with one IP number:
The host name ns.kraxnet.com points to 212.24.155.205.