`47.masterit.cz`

DNSSEC	⚠️ Not signed
A	2a01:28:ca:112::1:968^{🇨🇿 SuperNetwork2a01:28::/32 s.r.o.}
		PTR	`mol07.vas-server.cz`
A	88.86.124.239^{🇨🇿 SuperNetwork88.86.96.0/19 s.r.o.}

`masterit.cz`

	DNSSEC	🔒 Signed (DS record present)
	A	2a01:28:ca:112::1:968^{🇨🇿 SuperNetwork2a01:28::/32 s.r.o.}
	A	88.86.124.239^{🇨🇿 SuperNetwork88.86.96.0/19 s.r.o.}
	NS	`ns1.ignum.com` ⭐
	NS	`ns2.ignum.cz`
	MX	`aspmx.l.google.com` ⭐
	MX	`alt1.aspmx.l.google.com`⁽⁵⁾
	MX	`alt2.aspmx.l.google.com`⁽⁵⁾
	MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
	MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
	MX	`mx20.masterit.cz`⁽⁹⁹⁾
	TXT	`c1ffbc7f6ed69a29edebcd330a463a1ebc1b0970d49bf356e3030bef0af4f22`
	TXT	`e72cd6c55236fcb0ecf048e8c77aece43860650e0d77850c68d4589fd3e760e`
	TXT	`MS=B0D67B646D79FD4B45DFB1A34FAE58684E6649E3`
	TXT	`5d6715a9dbcd93f136bee692fae0f3ba4d07cb7d855454a81e2f5c620f0fdee`
	TXT	`v=spf1 a:mx20.masterit.cz a:nagios.masterit.cz include:_spf.google.com -all`
	SOA	`ns1.ignum.com`hostmaster@ignum.cz 2026-04-29 #1

Subdomains

87.47.masterit.cz

Same first word

47.su

47.kiev.ua

47.yt

47.nl

47.ai

47.lv

47.no

47.com.au

47.agency

47.fyi

47.de

47.com

47.media

47.net

47.eu

47.ag

47.hu

47.ph

47.si

47.world

47.la

47.ru

47.co.uk

47.chat

47.lt

47.cl

47.pl

47.in-addr.arpa

47.ca

47.bet

47.io

47.pm

47.be

47.org

47.gg

47.uk

47.cm

47.dk

47.hk

47.cx

47.cz

47.to

47.biz

47.cn

47.ro

47.plus

47.se

47.tel

Similar names

74.com

74.ws

74.be

74.co

74.amsterdam

74.fi

74.ca

74.cc

74.fyi

74.chat

74.hk

74.cz

74.la

74.se

74.sk

74.lv

74.pl

74.vc

74.tel

74.lt

74.ag

74.org.cn

74.ph

74.no

74.al

74.ms

74.dk

74.ru

74.to

74.in-addr.arpa

74.bet

74.am

74.nu

74.mk

74.fr

74.cn

74.si

74.com.au

74.wf

74.net

74.hu

74.tv

74.de

74.coop

74.nl

74.plus

DNS History

4 records (2 active, 2 former)

○A2001:1528:132:90::262015-06-07 → 2016-09-26 · 4 obs

● 2015-06-07 20:55:20
● 2016-09-26 16:31:00
○ 2026-02-15 19:12:34
○ 2026-05-11 18:27:52

●A2a01:28:ca:112::1:9682026-02-15 → 2026-05-11 · 3 obs

○ 2016-09-26 16:31:00
● 2026-02-15 19:12:34
● 2026-05-11 18:27:52

○A77.78.95.262015-06-07 → 2016-09-26 · 4 obs

● 2015-06-07 20:55:20
● 2016-09-26 16:31:00
○ 2026-02-15 19:12:34
○ 2026-05-11 18:27:52

●A88.86.124.2392026-02-15 → 2026-05-11 · 3 obs

○ 2016-09-26 16:31:00
● 2026-02-15 19:12:34
● 2026-05-11 18:27:52

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:217.31.48.201

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 2033ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`88.86.124.239`
AAAA	1	`2a01:28:ca:112::1:968`

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

47.masterit.cz is a parent of 87.47.masterit.cz.

IP Addresses

47.masterit.cz points to two IP numbers: 2a01:28:ca:112::1:968 and 88.86.124.239.

Other host names such as 87.67.masterit.cz, 229.87.127.masterit.cz, posta.morcinek.cz, 87.27.masterit.cz and 53.masterit.cz share IP numbers with 47.masterit.cz.

47.masterit.cz - robtex.com

47.masterit.cz

masterit.cz