`cloud01.cloud2air.cz`

DNSSEC	⚠️ Not signed
A	89.187.141.223^{🇨🇿 COOLHOUSING-AS89.187.140.0/23 Network of Coolhousing}
		PTR	`cloud2air.cz`

`cloud2air.cz`

	DNSSEC	🔒 Signed (DS record present)
	A	89.187.141.223^{🇨🇿 COOLHOUSING-AS89.187.140.0/23 Network of Coolhousing}
	NS	`ns1.ignum.com` ⭐
	NS	`ns2.ignum.cz`
	MX	`mail01.cloud2air.cz` ⭐
	TXT	`MS=ms57618832`
	TXT	`v=spf1 ipv4:89.187.141.223 ipv4:89.187.141.224 ip6:2a01:5f0:c001:121:8::aaaa ...`
	SOA	`ns1.ignum.com`hostmaster@ignum.cz 2026-05-01 #1

Same first word

cloud01.ru

cloud01.net

cloud01.org

cloud01.com

Similar names

10cloud.net

cloud10.ru

01cloud.cn

10cloud.cn

cloud10.com.my

cloud10.co

cloud10.com

cloud10.io

10cloud.ca

cloud10.online

cloud10.ie

cloud10.it

cloud10.org

10cloud.com

cloud10.fm

cloud10.co.za

10cloud.ru

10cloud.co.il

01cloud.com

01cloud.jp

cloud10.eu

DNS History

2 records (1 active, 1 former)

●A89.187.141.2232026-04-05 → 2026-05-09 · 3 obs

○ 2026-03-09 19:27:34
● 2026-04-05 14:46:56
● 2026-05-09 13:22:38

○A89.187.141.2542026-02-16 → 2026-03-09 · 4 obs

● 2026-02-16 23:33:46
● 2026-03-09 19:27:34
○ 2026-04-05 14:46:56
○ 2026-05-09 13:22:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	b.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz, c.ns.nic.cz	-
cloud2air.cz	ns1.ignum.com, ns2.ignum.cz	2 records

✅ Authoritative Response

Server:217.31.48.201

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 875ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.187.141.223`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

cloud01.cloud2air.cz points to IP number: 89.187.141.223.

Other host names such as mail.itprojekt.eu, cool-it-one.cz, cloud01.c2a.cloud, cloud2air.cz and c2a.cloud share IPs with cloud01.cloud2air.cz.

cloud01.cloud2air.cz - robtex.com