`solarni-system.cz`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:cc7b^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:4d2f^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.77.47^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.204.123^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`guy.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bad^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`guy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ad^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`guy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ad^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`guy.ns.cloudflare.com`
		A	108.162.193.173^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`guy.ns.cloudflare.com`
		A	172.64.33.173^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`guy.ns.cloudflare.com`
		A	173.245.59.173^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`guy.ns.cloudflare.com`
NS	`ursula.ns.cloudflare.com`
		A	2606:4700:50::a29f:26bf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ursula.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2bf^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ursula.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22bf^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ursula.ns.cloudflare.com`
		A	108.162.194.191^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ursula.ns.cloudflare.com`
		A	162.159.38.191^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ursula.ns.cloudflare.com`
		A	172.64.34.191^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ursula.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.77.47, 172.67.204.123
		IPv6 hints	2606:4700:3034::ac43:cc7b, 2606:4700:3036::6815:4d2f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=125, name=cloudflare-ech.com
SOA	`guy.ns.cloudflare.com`dns@cloudflare.com serial=2398555486

`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=1776138457

Same first word

solarni-system.cz

solarni-system.eu

DNS History

11 records (6 active, 5 former)

●NSguy.ns.cloudflare.com2026-04-02 → 2026-04-14 · 3 obs

○ 2016-12-21 07:08:04
● 2026-04-02 13:00:04
● 2026-04-14 04:11:18

○NSns1.regzone.cz2015-06-16 → 2016-12-21 · 4 obs

● 2015-06-16 23:01:36
● 2016-12-21 07:08:04
○ 2026-04-02 13:00:04
○ 2026-04-14 04:11:18

○NSns1.regzone.de2015-06-16 → 2016-12-21 · 4 obs

● 2015-06-16 23:01:36
● 2016-12-21 07:08:04
○ 2026-04-02 13:00:04
○ 2026-04-14 04:11:18

○NSns1.regzone.info2015-06-16 → 2016-12-21 · 4 obs

● 2015-06-16 23:01:36
● 2016-12-21 07:08:04
○ 2026-04-02 13:00:04
○ 2026-04-14 04:11:18

●NSursula.ns.cloudflare.com2026-04-02 → 2026-04-14 · 3 obs

○ 2016-12-21 07:08:04
● 2026-04-02 13:00:04
● 2026-04-14 04:11:18

●A104.21.77.472026-04-02 → 2026-04-14 · 3 obs

○ 2016-12-21 07:08:04
● 2026-04-02 13:00:04
● 2026-04-14 04:11:18

●A172.67.204.1232026-04-02 → 2026-04-14 · 3 obs

○ 2016-12-21 07:08:04
● 2026-04-02 13:00:04
● 2026-04-14 04:11:18

○A217.198.116.1882016-04-24 → 2016-12-21 · 5 obs

○ 2015-11-06 04:32:48
● 2016-04-24 19:32:54
● 2016-12-21 07:08:04
○ 2026-04-02 13:00:04
○ 2026-04-14 04:11:18

●A2606:4700:3034::ac43:cc7b2026-04-02 → 2026-04-14 · 3 obs

○ 2016-12-21 07:08:04
● 2026-04-02 13:00:04
● 2026-04-14 04:11:18

●A2606:4700:3036::6815:4d2f2026-04-02 → 2026-04-14 · 3 obs

○ 2016-12-21 07:08:04
● 2026-04-02 13:00:04
● 2026-04-14 04:11:18

○A77.93.194.692015-06-16 → 2015-06-16 · 3 obs

● 2015-06-16 23:01:36
○ 2015-11-06 04:32:48
○ 2026-04-14 04:11:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	d.ns.nic.cz, c.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz	-
solarni-system.cz	guy.ns.cloudflare.com, ursula.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.173

NS records: guy.ns.cloudflare.com, ursula.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for solarni-system.cz (unsigned zone)

⏱️ Timing

Total: 426ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.77.47, 172.67.204.123`
AAAA	2	`2606:4700:3034::ac43:cc7b, 2606:4700:3036::6815:4d2f`
NS	2	`guy.ns.cloudflare.com, ursula.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`guy.ns.cloudflare.com dns.cloudflare.com`

Analysis

IP Addresses

solarni-system.cz maps to four IP numbers: 2606:4700:3034::ac43:cc7b, 2606:4700:3036::6815:4d2f, 104.21.77.47 and 172.67.204.123.

Other host names, for instance mehmedgurbuz.com.tr, clickablehtmlemailsignature.com, hbxinbai.com, submotion.io and heatherdaleholidays.com share IP numbers with solarni-system.cz.

Name Servers

Two name servers guy.ns.cloudflare.com and ursula.ns.cloudflare.com handle delegation for solarni-system.cz.

solarni-system.cz uses the same name server setup as other domains, for example woodworking.cz, strechy.eu, dyne.cz, vyvarovna.cz and mobilcom.cz.

solarni-system.cz partially shares name servers with other domains; examples include learnacupuncturepoints.com, coralsandsinn.com, tejeirzwaf.love, amlclean.app and fioss.es.

These name servers are often used with the name servers randy.ns.cloudflare.com and yevgen.ns.cloudflare.com.

Host names with six IP numbers: guy.ns.cloudflare.com points to: 2606:4700:58::adf5:3bad, 2803:f800:50::6ca2:c1ad, 2a06:98c1:50::ac40:21ad, 108.162.193.173, 172.64.33.173 and 173.245.59.173; ursula.ns.cloudflare.com points to: 2606:4700:50::a29f:26bf, 2803:f800:50::6ca2:c2bf, 2a06:98c1:50::ac40:22bf, 108.162.194.191, 162.159.38.191 and 172.64.34.191.

solarni-system.cz - robtex.com