`czechbusinesscloud.com`

DNSSEC	⚠️ Not signed
NS	`ns-1336.awsdns-39.org` ⚠️ Not in zone NS records
		A	2600:9000:5305:3800::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1336.awsdns-39.org`
		A	205.251.197.56^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1336.awsdns-39.org`
NS	`ns-1879.awsdns-42.co.uk` ⚠️ Not in zone NS records
		A	2600:9000:5307:5700::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1879.awsdns-42.co.uk`
		A	205.251.199.87^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1879.awsdns-42.co.uk`
NS	`ns-330.awsdns-41.com` ⚠️ Not in zone NS records
		A	2600:9000:5301:4a00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-330.awsdns-41.com`
		A	205.251.193.74^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-330.awsdns-41.com`
NS	`ns-766.awsdns-31.net` ⚠️ Not in zone NS records
		A	2600:9000:5302:fe00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-766.awsdns-31.net`
		A	205.251.194.254^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-766.awsdns-31.net`

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1776082522

Same first word

czechbusinesscloud.com

DNS History

8 records (4 active, 4 former)

○NSalfa.ns.active24.cz2017-05-11 → 2017-05-11 · 3 obs

● 2017-05-11 21:26:42
○ 2026-03-30 05:50:16
○ 2026-04-13 12:36:36

○NSbeta.ns.active24.cz2017-05-11 → 2017-05-11 · 3 obs

● 2017-05-11 21:26:42
○ 2026-03-30 05:50:16
○ 2026-04-13 12:36:36

○NSgama.ns.active24.sk2017-05-11 → 2017-05-11 · 3 obs

● 2017-05-11 21:26:42
○ 2026-03-30 05:50:16
○ 2026-04-13 12:36:36

●NSns-1336.awsdns-39.org2026-03-30 → 2026-04-13 · 3 obs

○ 2017-05-11 21:26:42
● 2026-03-30 05:50:16
● 2026-04-13 12:36:36

●NSns-1879.awsdns-42.co.uk2026-03-30 → 2026-04-13 · 3 obs

○ 2017-05-11 21:26:42
● 2026-03-30 05:50:16
● 2026-04-13 12:36:36

●NSns-330.awsdns-41.com2026-03-30 → 2026-04-13 · 3 obs

○ 2017-05-11 21:26:42
● 2026-03-30 05:50:16
● 2026-04-13 12:36:36

●NSns-766.awsdns-31.net2026-03-30 → 2026-04-13 · 3 obs

○ 2017-05-11 21:26:42
● 2026-03-30 05:50:16
● 2026-04-13 12:36:36

○A81.95.96.292017-05-11 → 2017-05-11 · 3 obs

● 2017-05-11 21:26:42
○ 2026-03-30 05:50:16
○ 2026-04-13 12:36:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
czechbusinesscloud.com	ns-766.awsdns-31.net, ns-330.awsdns-41.com, ns-1879.awsdns-42.co.uk, ns-1336.awsdns-39.org	1 record

✅ Authoritative Response

Server:205.251.194.254

NS records: ns-766.awsdns-31.net, ns-330.awsdns-41.com, ns-1879.awsdns-42.co.uk, ns-1336.awsdns-39.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for czechbusinesscloud.com (unsigned zone)

⏱️ Timing

Total: 439ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-330.awsdns-41.com)

Analysis

Name Servers

czechbusinesscloud.com is delegated to four name servers: ns-330.awsdns-41.com, ns-766.awsdns-31.net, ns-1336.awsdns-39.org and ns-1879.awsdns-42.co.uk.

czechbusinesscloud.com at least partially shares name servers with other domains, for instance 81.237.44.in-addr.arpa, 67.190.54.in-addr.arpa, vidora.org, tomarket.ai and 205.214.54.in-addr.arpa.

These name servers are commonly used alongside ns1-24-us-west-2.ec2-rdns.amazonaws.com, ns2-24-us-west-2.ec2-rdns.amazonaws.com, ns3-24-us-west-2.ec2-rdns.amazonaws.com and ns4-24-us-west-2.ec2-rdns.amazonaws.com.

Host names with two IP numbers:

ns-330.awsdns-41.com points to: 2600:9000:5301:4a00::1 and 205.251.193.74.

ns-766.awsdns-31.net points to: 2600:9000:5302:fe00::1 and 205.251.194.254.

ns-1336.awsdns-39.org points to: 2600:9000:5305:3800::1 and 205.251.197.56.

ns-1879.awsdns-42.co.uk points to: 2600:9000:5307:5700::1 and 205.251.199.87.

czechbusinesscloud.com - robtex.com