`dset-software.com`

DNSSEC	🔒 Signed (DS record present)
A	54.247.102.197^{🇮🇪 Amazon54.247.0.0/17 EC2 DUB prefix}
		PTR	`ec2-54-247-102-197.eu-west-1.compute.amazonaws.com`
NS	`ns1.websupport.cz` ⭐
		A	2a10:bbc0::11^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns1.websupport.eu`
		A	45.10.97.11^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns1.websupport.eu`
NS	`ns2.websupport.cz`
		A	2a02:250:3::12^{🇸🇪 ACTIVE24-AS2a02:250:3::/48}
			PTR	`ns2.websupport.eu`
		A	185.71.159.12^{🇸🇪 ACTIVE24-AS185.71.159.0/24}
			PTR	`ns2.websupport.eu`
NS	`ns3.websupport.eu`
		A	2a10:bbc0::13^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns3.websupport.eu`
		A	45.10.97.13^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns3.websupport.eu`
SOA	`ns1.websupport.cz`admin@websupport.cz serial=1743347804

`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=1774872972

Subdomains

tmt-en.dset-software.com

Same first word

dset-software.com

DNS History

10 records (4 active, 6 former)

○NSalfa.ns.active24.cz2016-02-07 → 2017-07-03 · 5 obs

○ 2015-11-12 22:48:26
● 2016-02-07 22:36:52
● 2017-07-03 17:33:58
○ 2026-03-06 11:35:20
○ 2026-03-30 12:39:10

○NSans1.active24.com2015-07-15 → 2015-11-12 · 4 obs

● 2015-07-15 03:25:30
● 2015-11-12 22:48:26
○ 2016-02-07 22:36:52
○ 2026-03-30 12:39:10

○NSans2.active24.com2015-07-15 → 2015-11-12 · 4 obs

● 2015-07-15 03:25:30
● 2015-11-12 22:48:26
○ 2016-02-07 22:36:52
○ 2026-03-30 12:39:10

○NSans3.active24.com2015-07-15 → 2015-11-12 · 4 obs

● 2015-07-15 03:25:30
● 2015-11-12 22:48:26
○ 2016-02-07 22:36:52
○ 2026-03-30 12:39:10

○NSbeta.ns.active24.cz2016-02-07 → 2017-07-03 · 5 obs

○ 2015-11-12 22:48:26
● 2016-02-07 22:36:52
● 2017-07-03 17:33:58
○ 2026-03-06 11:35:20
○ 2026-03-30 12:39:10

○NSgama.ns.active24.sk2016-02-07 → 2017-07-03 · 5 obs

○ 2015-11-12 22:48:26
● 2016-02-07 22:36:52
● 2017-07-03 17:33:58
○ 2026-03-06 11:35:20
○ 2026-03-30 12:39:10

●NSns1.websupport.cz2026-03-06 → 2026-03-30 · 3 obs

○ 2017-07-03 17:33:58
● 2026-03-06 11:35:20
● 2026-03-30 12:39:10

●NSns2.websupport.cz2026-03-06 → 2026-03-30 · 3 obs

○ 2017-07-03 17:33:58
● 2026-03-06 11:35:20
● 2026-03-30 12:39:10

●NSns3.websupport.eu2026-03-06 → 2026-03-30 · 3 obs

○ 2017-07-03 17:33:58
● 2026-03-06 11:35:20
● 2026-03-30 12:39:10

●A54.247.102.1972015-07-15 → 2026-03-30 · 2 obs

● 2015-07-15 03:25:30
● 2026-03-30 12:39:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net...	-
dset-software.com	ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu	-

✅ Authoritative Response

Server:45.10.97.13

NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 507ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.247.102.197`
NS	3	`ns1.websupport.cz, ns2.websupport.cz...`
SOA	1	`ns1.websupport.cz admin.websupport.cz`

Analysis

Hierarchy

dset-software.com is a parent of tmt-en.dset-software.com.

IP Addresses

dset-software.com points to a single IP number: 54.247.102.197.

Other host names such as tmt-en.dset-software.com and ec2-54-247-102-197.eu-west-1.compute.amazonaws.com share IP numbers with dset-software.com.

Name Servers

The delegation for dset-software.com is handled by three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.

dset-software.com at least partially shares name servers with other domains, for instance freebar.cz, letnitabor.com, cadenza.cz, mrkvosoft.com and hovrch.info.

Two IP numbers per host:

ns1.websupport.cz points to 2a10:bbc0::11 and 45.10.97.11.

ns2.websupport.cz points to 2a02:250:3::12 and 185.71.159.12.

ns3.websupport.eu points to 2a10:bbc0::13 and 45.10.97.13.

dset-software.com - robtex.com