mastersofrock.cz - dns.ninja

`mastersofrock.cz`

DNSSEC	⚠️ Not signed
A	2a01:4f8:c012:efdb::1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		PTR	`13a.pragokoncert.com`
A	168.119.99.214^{🇩🇪 Hetzner168.119.0.0/16 HETZNER-DC}
NS	`pam.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a8a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`pam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`pam.ns.cloudflare.com`
		A	108.162.192.138^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	172.64.32.138^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	173.245.58.138^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
NS	`walt.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b94^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`walt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c194^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`walt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2194^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`walt.ns.cloudflare.com`
		A	108.162.193.148^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`walt.ns.cloudflare.com`
		A	172.64.33.148^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`walt.ns.cloudflare.com`
		A	173.245.59.148^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`walt.ns.cloudflare.com`
MX	`mail.pragokoncert.com` ⭐
		A	2a01:4f8:c17:cb::1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`mail.pragokoncert.com`
		A	49.13.66.11^{🇩🇪 Hetzner49.13.0.0/16 HETZNER-DC}
			PTR	`mail.pragokoncert.com`
MX	`mail-sec.creatia.eu`⁽²⁰⁾
		A	51.38.131.77^{🇵🇱 OVH51.38.0.0/16}
			PTR	`vps-9bec6529.vps.ovh.net`
TXT	`google-site-verification=rrfsTX6sQwzu6KUEDyX2XLeqUR0qt_2ordeass24kq8`
TXT	`v=spf1 mx include:_spf.onebit.cz include:_spf.webglobe.cz include:spf.mtasv.n...`
TXT	`v=spf2.0/mfrom,pra +a +mx include:_spf2.webglobe.cz -all`
SOA	`pam.ns.cloudflare.com`dns@cloudflare.com serial=2404325848

`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=1782776837

rank #375626 globally
rank #1670 in the tld
WOT: SAFE (75/100)
📈 Tranco rank: #491,770

Subdomains

www.mastersofrock.cz

Same first word

mastersofrock.de

mastersofrock.cz

DNS History

17 records (6 active, 11 former)

○NSns1.regzone.cz2015-08-21 → 2016-01-25 · 4 obs

● 2015-08-21 12:52:42
● 2016-01-25 14:07:28
○ 2016-04-19 12:49:28
○ 2026-06-30 00:29:32

○NSns1.regzone.de2015-08-21 → 2016-01-25 · 4 obs

● 2015-08-21 12:52:42
● 2016-01-25 14:07:28
○ 2016-04-19 12:49:28
○ 2026-06-30 00:29:32

○NSns1.regzone.info2015-08-21 → 2016-01-25 · 4 obs

● 2015-08-21 12:52:42
● 2016-01-25 14:07:28
○ 2016-04-19 12:49:28
○ 2026-06-30 00:29:32

●NSpam.ns.cloudflare.com2016-04-19 → 2026-06-30 · 3 obs

○ 2016-01-25 14:07:28
● 2016-04-19 12:49:28
● 2026-06-30 00:29:32

●NSwalt.ns.cloudflare.com2016-04-19 → 2026-06-30 · 3 obs

○ 2016-01-25 14:07:28
● 2016-04-19 12:49:28
● 2026-06-30 00:29:32

○MX10mx.zoner.com2015-08-21 → 2016-09-14 · 4 obs

● 2015-08-21 12:52:42
● 2016-09-14 02:14:00
○ 2017-04-10 04:08:32
○ 2026-06-30 00:29:32

○MX15mx.zoner.com2015-08-21 → 2016-09-14 · 4 obs

● 2015-08-21 12:52:42
● 2016-09-14 02:14:00
○ 2017-04-10 04:08:32
○ 2026-06-30 00:29:32

●MXmail-sec.creatia.eu2026-02-24 → 2026-06-30 · 3 obs

○ 2017-04-10 04:08:32
● 2026-02-24 19:38:24
● 2026-06-30 00:29:32

●MXmail.pragokoncert.com2026-02-24 → 2026-06-30 · 3 obs

○ 2017-04-10 04:08:32
● 2026-02-24 19:38:24
● 2026-06-30 00:29:32

○MXmx10.onebit.cz2017-04-10 → 2017-04-10 · 4 obs

○ 2016-09-14 02:14:00
● 2017-04-10 04:08:32
○ 2026-02-24 19:38:24
○ 2026-06-30 00:29:32

○MXmx10.onebit.eu2017-04-10 → 2017-04-10 · 4 obs

○ 2016-09-14 02:14:00
● 2017-04-10 04:08:32
○ 2026-02-24 19:38:24
○ 2026-06-30 00:29:32

○MXmx10.onebit.org2017-04-10 → 2017-04-10 · 4 obs

○ 2016-09-14 02:14:00
● 2017-04-10 04:08:32
○ 2026-02-24 19:38:24
○ 2026-06-30 00:29:32

○MXrelay.zoner.com2015-08-21 → 2016-09-14 · 4 obs

● 2015-08-21 12:52:42
● 2016-09-14 02:14:00
○ 2017-04-10 04:08:32
○ 2026-06-30 00:29:32

●A168.119.99.2142026-02-24 → 2026-06-30 · 3 obs

○ 2017-04-10 04:08:32
● 2026-02-24 19:38:24
● 2026-06-30 00:29:32

○A178.238.37.2482017-04-10 → 2017-04-10 · 4 obs

○ 2016-09-14 02:14:00
● 2017-04-10 04:08:32
○ 2026-02-24 19:38:24
○ 2026-06-30 00:29:32

○A217.198.115.1222015-08-21 → 2016-09-14 · 4 obs

● 2015-08-21 12:52:42
● 2016-09-14 02:14:00
○ 2017-04-10 04:08:32
○ 2026-06-30 00:29:32

●A2a01:4f8:c012:efdb::12026-02-24 → 2026-06-30 · 3 obs

○ 2017-04-10 04:08:32
● 2026-02-24 19:38:24
● 2026-06-30 00:29:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz	-
mastersofrock.cz	pam.ns.cloudflare.com, walt.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.148

NS records: pam.ns.cloudflare.com, walt.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mastersofrock.cz (unsigned zone)

⏱️ Timing

Total: 1417ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`168.119.99.214`
AAAA	1	`2a01:4f8:c012:efdb::1`
NS	2	`pam.ns.cloudflare.com, walt.ns.cloudflare.com`
MX	2	`mail.pragokoncert.com (pri: 10), mail-sec.creatia.eu (pri: 20)`
TXT	3	`google-site-verification=rrfsTX6sQwzu6KU, v=spf1 mx include:_spf.onebit.cz include...`
SOA	1	`pam.ns.cloudflare.com dns.cloudflare.com`

Analysis

Hierarchy

The domain www.mastersofrock.cz falls under the parent mastersofrock.cz.

IP Addresses

mastersofrock.cz has two IP addresses: 168.119.99.214 and 2a01:4f8:c012:efdb::1

Two other host names, along with api.pragokoncert.com, metalfest.cz and pragokoncert.com, also share IP numbers with mastersofrock.cz.

Name Servers

The NS records for mastersofrock.cz delegate to pam.ns.cloudflare.com and walt.ns.cloudflare.com.

mastersofrock.cz shares its NS records with other domains, for example esmeralda.eu.org, babyenxoval.com.br, encomenda.io and two others.

At least some of mastersofrock.cz's name servers are shared with other domains, for example xhotvideo.com, w88w987.com, bavslwx.shop and two more.

It is common for these name servers to be used in conjunction with the name servers vasilii.ns.cloudflare.com, kiki.ns.cloudflare.com and eric.ns.cloudflare.com.

DNS names with 6 IP addresses:

pam.ns.cloudflare.com maps to 108.162.192.138, 172.64.32.138, 173.245.58.138 and 3 additional IP addresses.

walt.ns.cloudflare.com maps to 108.162.193.148, 172.64.33.148, 173.245.59.148 and 3 additional IP addresses.

Mail Servers

mastersofrock.cz is served by two mail servers, mail.pragokoncert.com and mail-sec.creatia.eu.

mastersofrock.cz partially shares its mail servers with other domains; known examples include metalfest.cz, pragokoncert.com and pragokoncert.cz.

It is common to find these mail servers used together with the mail servers relay.creatia.eu and mail.pragokoncert.cz.

Host names that have two IP addresses:

The A records for mail.pragokoncert.com return 49.13.66.11 and 2a01:4f8:c17:cb::1.

Host names that point to one IP address:

mail-sec.creatia.eu resolves to the IP address 51.38.131.77.