`github.cz`

DNSSEC	🔒 Signed (DS record present)
NS	`ns.kraxnet.cz` ⭐
		A	2001:67c:48::53^{🇨🇿 KRAXNET-AS2001:67c:48::/48 XNET}
		A	178.217.247.2^{🇨🇿 KRAXNET-AS178.217.240.0/21 KRAXNET s.r.o.}
			PTR	`ns.kraxnet.cz`
NS	`ns.kraxnet.com`
		A	212.24.155.205^{🇨🇿 QUANTCOM-AS212.24.128.0/19 Dial Telecom, a.s.}
SOA	`ns.kraxnet.cz`admin@kraxnet.cz 2026-06-28 #1

`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.cz`hostmaster@nic.cz serial=1783138639

Same first word

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github.partners

github.co.in

github.be

github.app

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github.ro

github.lv

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github.site

github.cm

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github.su

github.de

github.red

github.in

github.pw

github.asia

github.md

github.no

github.run

github.s3.amazonaws.com

github.cn.com

github.hu

github.com.ru

github.careers

github.com.br

github.co.jp

github.compare

github.global.ssl.fastly.net

github.nl

github.co.uk

github.to

github.team

github.dev

github.market

github.gg

github.ai

github.lt

github.xyz

github.org

github.org.uk

github.fi

github.nu

github.biz

github.actor

github.london

github.help

github.fr

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github.media

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github.sg

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github.map.fastly.net

github.events

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github.blog

github.earth

github.hl.cn

github.ru

github.se

github.party

github.com.au

github.io

github.com

github.at

github.community

github.computer

github.net

github.tv

github.co

github.nz

github.casino

github.jp

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github.co.kr

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DNS History

2 records (2 active, 0 former)

●NSns.kraxnet.com2015-08-20 → 2026-07-04 · 2 obs

● 2015-08-20 10:25:46
● 2026-07-04 05:05:44

●NSns.kraxnet.cz2015-08-20 → 2026-07-04 · 2 obs

● 2015-08-20 10:25:46
● 2026-07-04 05:05:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz	-
github.cz	ns.kraxnet.cz, ns.kraxnet.com	2 records

✅ Authoritative Response

Server:178.217.247.2

NS records: ns.kraxnet.cz, ns.kraxnet.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1373ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns.kraxnet.cz, ns.kraxnet.com`
SOA	1	`ns.kraxnet.cz admin.kraxnet.cz`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.kraxnet.cz, ns.kraxnet.cz)

Analysis

Name Servers

github.cz is delegated to two name servers: ns.kraxnet.com and ns.kraxnet.cz.

github.cz shares its NS records with other domains, for example namytine.cz, futaba.cz, arkana.cz and two others.

github.cz shares at least some of its name servers with other domains, such as zubni.net.

Host names that have two IP addresses:

ns.kraxnet.cz points to 178.217.247.2 and 2001:67c:48::53.

Host names that point to one IP address:

ns.kraxnet.com points to 212.24.155.205.

github.cz - robtex.com

github.cz

cz