`karosabus.cz`

DNSSEC	⚠️ Not signed
NS	`ns1.ignum.com` ⭐
		A	2a00:1e40:a:53::5^{🇸🇰 IGNUM-AS2a00:1e40:a::/48}
			PTR	`ns1-bra.core.webglobe.com`
		A	185.65.223.35^{🇸🇰 IGNUM-AS185.65.223.0/24}
			PTR	`ns1-bra.core.webglobe.com`
NS	`ns2.ignum.cz`
		A	2001:1ab0:7e1e:2::5^{🇨🇿 IGNUM-AS2001:1ab0::/32 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/}
			PTR	`ns2-prg.core.webglobe.com`
		A	217.31.48.201^{🇨🇿 IGNUM-AS217.31.48.0/20 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/}
			PTR	`ns2-prg.core.webglobe.com`
SOA	`ns1.ignum.com`hostmaster@ignum.cz 2024-11-26 #3

`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=1774572437

Subdomains

mail.karosabus.cz

www.karosabus.cz

Same first word

karosabus.cz

DNS History

2 records (2 active, 0 former)

●NSns1.ignum.com2015-07-10 → 2026-03-27 · 2 obs

● 2015-07-10 11:32:18
● 2026-03-27 01:31:52

●NSns2.ignum.cz2015-07-10 → 2026-03-27 · 2 obs

● 2015-07-10 11:32:18
● 2026-03-27 01:31:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz	-
karosabus.cz	ns1.ignum.com, ns2.ignum.cz	2 records

✅ Authoritative Response

Server:185.65.223.35

NS records: ns1.ignum.com, ns2.ignum.cz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for karosabus.cz (unsigned zone)

⏱️ Timing

Total: 1189ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.ignum.com, ns2.ignum.cz`
SOA	1	`ns1.ignum.com hostmaster.ignum.cz`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.ignum.cz, ns2.ignum.cz)

Analysis

Hierarchy

karosabus.cz is a parent of mail.karosabus.cz and www.karosabus.cz.

Name Servers

Two name servers ns1.ignum.com and ns2.ignum.cz handle the delegation for karosabus.cz.

karosabus.cz shares the same name server setup as other domains, for example chatasolan.cz, inekon-systems.com, elc.cz, amisk.net and salsa.cz.

karosabus.cz at least partially shares name servers with other domains, for example tradinet.cz, karatecup.com, sklopnepostele.cz, rav4.sk and gilera-club.eu.

These name servers are commonly used with ns1.ignum.eu and ns2.ignum.eu and ns3.ignum.eu.

Host names with two IP numbers:

ns1.ignum.com points to 2a00:1e40:a:53::5 and 185.65.223.35.

ns2.ignum.cz points to 2001:1ab0:7e1e:2::5 and 217.31.48.201.

karosabus.cz - robtex.com

karosabus.cz

cz